权利要求：
WHAT IS CLAIMED IS:
1. A self-contained ballast drive assembly comprising: a circuit board; and an enclosure surrounding the circuit board, the enclosure including a five- sided cover; and a three-part mounting bracket.
2. The self-contained ballast drive assembly of claim 1, wherein the five-sided cover includes a front panel defining a plurality of connector receiving windows, a top panel defining a plurality of vent openings, and a bottom panel defining a plurality of vent apertures.
2a. The self-contained ballast drive assembly of claim 1, further comprising a first side panel, and a second side panel.
3. The self-contained ballast drive assembly of claim 1, wherein the three-part mounting bracket defines a plurality of vent openings.
3a. The self-contained ballast drive assembly of claim 3, wherein the five-sided cover includes a front panel defining a plurality of connector receiving windows, a top panel, and a bottom panel, and the plurality of vent openings are wedge shaped.
4. The self-contained ballast drive assembly of claim 2a, wherein the first side panel defines a plurality of first side apertures, and the second side panel defines a plurality of second side apertures.
5. The self-contained ballast drive assembly of claim 3a, wherein the top panel includes a first pair of attachment flanges extending down from the top panel defining a first pair of attachment apertures, and the bottom panel includes a second pair of attachment flanges extending upwardly from the bottom panel defining a second pair of attachment apertures.
6. The self-contained ballast drive assembly of claim 1, wherein the top panel is connected to the front panel by a plurality of top bends.
7. The self-contained ballast drive assembly of claim 6, wherein each of the plurality of top bends are separated by a top cutout.
8. The self-contained ballast drive assembly of claim 1, wherein the bottom panel is connected to the front panel by a plurality of bottom bends.
9. The self-contained ballast drive assembly of claim 8, wherein each of the plurality of bottom bends are separated by a bottom cutout.
10. The self-contained ballast drive assembly of claim 1, wherein the three-part mounting bracket includes a first side circuit board mounting portion, a second side circuit board mounting portion, and a top enclosure attachment portion connecting the first side circuit board mounting portion to the second side circuit board mounting portion.
11. The self-contained ballast drive assembly of claim 10, wherein the first side circuit board mounting portion includes a first pair of cover mounting holes and a first pair of attachment flange receiving notches disposed proximate to the first pair of cover mounting holes, and the second side circuit board mounting portion includes a second pair of cover mounting holes and a second pair of attachment flange receiving notches disposed proximate to the second pair of cover mounting holes.
12. The self-contained ballast drive assembly of claim 10, wherein the top enclosure attachment portion includes an elongated aperture and is joined to the first side circuit board mounting portion by a first side bend, and the top enclosure attachment portion is joined to the second side circuit board mounting portion by a second side bend.
13. The self-contained ballast drive assembly of claim 12, wherein the first side bend is split by a first side cutout, and the second side bend is split by a second side cutout.
14. The self-contained ballast drive assembly of claim 10, wherein the first side circuit board mounting portion defines a first circuit board receiving slit, and the second side circuit board mounting portion defines a second circuit board receiving slit.
15. The self-contained ballast drive assembly of claim 14, wherein the first side circuit board mounting portion defines a first side heat sink receiving aperture, and the second side circuit board mounting portion defines a second side heat sink receiving aperture.
16. The self-contained ballast drive assembly of claim 15, wherein the first side heat sink receiving aperture is spaced away from the first circuit board receiving slit, and the second side heat sink receiving aperture is spaced away from the second circuit board receiving slit.
17. The self-contained ballast drive assembly of claim 16, wherein the first side circuit board mounting portion defines a third circuit board receiving slit that is in communication with the first side heat sink receiving aperture, and the second side circuit mounting portion defines a fourth circuit board receiving slit that is in communication with the second side heat sink receiving aperture.
18. The self-contained ballast drive assembly of claim 16, wherein the first side heat sink receiving aperture is L-shaped, and the second side heat sink receiving aperture is L-shaped.
19. A circuit board and heat sink assembly comprising: a circuit board including a top circuit mounting surface, a plurality of side mounting tabs, and a plurality of circuitry components attached to the top circuit mounting surface; and a heat sink attached to the top circuit mounting surface that is in thermal communication with one or more of the plurality of circuitry components.
20. The circuit board and heat sink assembly of claim 19, further comprising a thermally conducting and electrically insulating material disposed between one or more of the plurality of circuitry components and the heat sink.
21. The circuit board and heat sink assembly of claim 20, wherein the thermally conducting and electrically insulating material comprises silicone and alumina.
22. The circuit board and heat sink assembly of claim 20, wherein the heat sink is L- shaped.
23. The circuit board and heat sink assembly of claim 20, wherein the heat sink is made from aluminum.
24. The circuit board and heat sink assembly of claim 19, further comprising a plurality of connectors disposed near a front of the top circuit mounting surface that are in communication with the plurality of circuitry components.
24a. The circuit board and heat sink assembly of claim 19, wherein the heat sink defines a clip receiving groove at least partially defined by a top ledge, and a bottom catch rib.
24b. The circuit board and heat sink assembly of claim 24a, further comprising at least a first clip that is disposed in the groove and contacting at least one of the plurality of circuitry components.
24c. The circuit board and heat sink assembly of claim 19, wherein the plurality of side mounting tabs includes a front mounting tab, a rear mounting tab, and an intermediate mounting tab.
24d. The circuit board and heat sink assembly of claim 19, further comprising a pan for receiving the heat sink that is disposed between the heat sink and the circuit board.
24e. The circuit board and heat sink assembly of claim 24d, wherein the pan is fabricated from an electrically insulating material or a thermally insulating material.
25. A circuit for rectifying and supplying power to a LED luminaire, the circuit comprising: a rectifying subcircuit; an open circuit protection subcircuit; an output conditioning subcircuit; and a power surge protection subcircuit.
26. The circuit for rectifying and supplying power to a LED luminaire of claim 25, wherein the power surge protection subcircuit comprises a gas discharge tube.
27. The circuit for rectifying and supplying power to a LED luminaire of claim 25, wherein the rectifying subcircuit includes a diode bridge.
28. The circuit for rectifying and supplying power to a LED luminaire of claim 25, wherein the output conditioning subcircuit includes a bank of capacitors.
29. The circuit for rectifying and supplying power to a LED luminaire of claim 25, wherein the power surge protection subcircuit comprises a plurality of metal oxide varistors, at least one of the plurality of metal oxide varistors provides surge protection in the differential mode if a differential voltage reaches a first predetermined maximum value, and at least one of the plurality of metal oxide varistors provides surge protection in the common mode if a common mode voltage reaches a second predetermined maximum voltage.
30. The circuit for rectifying and supplying power to a LED luminaire of claim 25, wherein the open circuit protection subcircuit includes Zener diodes that are electrically connected in parallel to a thermistor and a switching thyristor, configuring the open circuit protection subcircuit to send current to ground if the current is too high.
31. A wire end bracket comprising:
a first half defining a first wire connector receiving cavity disposed within an exterior wall; a first wire receiving slot extending through the exterior wall; and an interior snap feature.
32. The wire end bracket of claim 31, wherein the interior snap feature is a snap receiving slot.
32a. The wire end bracket of claim 31, wherein the first wire connector receiving cavity forms a first L-shaped path with the first wire receiving slot.
33. The wire end bracket of claim 31, further comprising an exterior snap feature extending from the exterior wall.
34. The wire end bracket of claim 33, wherein the exterior snap feature includes a pair of male snaps.
35. The wire end bracket of claims 32, further comprising a second half that includes a second half snap feature that is configured to engage the interior snap feature of the first half.
35a. The wire end bracket of claim 35, wherein the second half snap feature includes a male snap projection.
35b. The wire end bracket of claim 35, wherein the second half is joined to the first half by a living hinge.
35c. The wire end bracket of claim 31, wherein the first half further defines a second wire connector receiving pocket, and a second wire receiving slot that defines forms a second L-shaped path.
35d. The wire end bracket of claim 35c, wherein the first L-shaped path, and the second L-shaped path are nested adjacent to each other.
35e. The wire end bracket of claim 35d, wherein the first half defines a first window that extends from the first wire connector receiving pocket through to the exterior of the first half, and a second window that extends from the second wire connector receiving pocket to the exterior of the second half.
36. A method of retrofitting a HID lighting system with a LED lighting system, the method comprising: disconnecting a motor of a cam motor assembly from a power source.
37. The method of claim 36, further comprising changing the capacitance supplied to a power supply line.
38. The method of claim 37, further comprising connecting a LED luminaire to the power supply line.
40. A method of retrofitting a HID lighting system with a LED lighting system, the method comprising: disconnecting one or more ballasts from a power supply line; and connecting one or more ballasts to a circuit including a power surge protection subcircuit.
41. The method of claim 40, further comprising connecting one or more ballasts to a wire end bracket.
41a. The method of claim 40, further comprising removing one or more ballasts from an enclosure.
42. The method of claim 40, further comprising connecting the one or more ballasts to a rectifying subcircuit.
43. The method of claim 42, further comprising connecting the one or more ballasts to an open circuit protection subcircuit.
44. The method of claim 43, further comprising connecting the one or more ballasts to output conditioning subcircuit.
45. The method of claim 40, wherein the power surge protection subcircuit is configured to withstand at least a 10 kV surge measured via common mode, or at least a 5 kV surge measured via differential mode.
46. The method of claim 44, wherein a plurality of components of the power surge protection subcircuit, the rectifying subcircuit, the open circuit protection subcircuit, and the output conditioning subcircuit are connected to each other in parallel.
47. A method for assembling an enclosure about a circuit board with a heat sink, the method comprising: creating a flat pattern of a first enclosure member that includes at least one aperture that is configured to receive a portion of the heat sink or the circuit board; and folding the first enclosure member and sliding the circuit board and the heat sink until the circuit board and the heat sink are received into the at least one aperture.
48. The method of claim 47, further comprising attaching a second enclosure member to the first enclosure member.
49. The method of claim 48, wherein the second enclosure member is a folded member.
50. The method of claim 49, wherein the second enclosure member is first manufactured as a second flat pattern with a plurality of apertures stamped out of the second flat pattern.
51. A LED luminaire comprising: a fixture defining a fixture perimeter with a horizontal width, and a vertical height;
wherein a ratio of the horizontal width to the vertical height ranges from 0.90 to
1.25.
52. The LED luminaire of claim 51, wherein the ratio of the horizontal width to the vertical height ranges from 0.97 to 1.17.
52a. The LED luminaire of claim 51 or claim 52, wherein the horizontal width ranges from 14.0 inches to 15.5 inches, and the vertical height ranges from 11.0 inches to 13.0 inches.
52b. The LED luminaire of claim 51, wherein the fixture perimeter is rectangularly shaped.
52c. The LED luminaire of claim 51, further comprising an array of quad wide beam LEDs including 4 horizontally extending rows and 15 vertically extending rows.
52d. The LED luminaire of claim 52c, wherein 4 LEDs are under a single optic.
53. The LED luminaire of claim 51, further comprising a front fixture frame defining a window opening perimeter, and a plurality of light sources disposed within the window opening perimeter, wherein the plurality of light sources is spaced a maximum vertical distance from the fixture perimeter, and a ratio of the vertical height of the fixture perimeter to the maximum vertical distance ranges from 1.70 to 2.45.
54. The LED luminaire of claim 53, wherein the ratio of the vertical height of the fixture to the maximum vertical distance ranges from 1.85 to 2.24.
55. The LED luminaire of claim 53, further comprising a visor that is attached to the front fixture frame that includes a top surface that forms a top angle with a horizontal plane that ranges from 10.0 degrees to 20.0 degrees.
56. The LED luminaire of claim 53, further comprising a visor that is attached to the front fixture frame a horizontal projection distance that is perpendicular to the
horizontal width, and vertical height of the fixture, and a ratio of the horizontal projection distance to the vertical height ranges from 0.96 to 2.07.
57. The LED luminaire of claim 56, wherein the ratio of the horizontal projection distance to the vertical height ranges from to 1.05 to 1.90.
58. The LED luminaire of claim 53, further comprising a lens, an optic, or a diffuser attached to a free end of the visor.
59. The LED luminaire of claim 58, further including a rectangular array of LEDs including a series of top rows, and the lens, the optic, or the diffuser vertically covers 0% to 40% of the series of top rows of the rectangular array of LEDs.
59a. The LED luminaire of claim 59, wherein the lens, the optic, or the diffuser vertically covers 30% to 40% of the series of top rows of the rectangular array of LEDs.
60. The LED luminaire of claim 53, wherein the visor includes a front panel with a plurality of mounting apertures.
61. The LED luminaire of claim 60, further comprising a diffuser that includes a plurality of mounting holes that are configured to align with the plurality of the mounting apertures.
62. The LED luminaire of claim 51, further comprising a fixture backplate, and a front fixture frame attached to the fixture backplate.
63. The LED luminaire of claim 62, further comprising a knuckle and a heat sink that are attached to the fixture backplate.
64. The LED luminaire of claim 62, wherein the front fixture frame defines a window that is configured to receive an exterior lens.
65. The LED luminaire of claim 64, further comprising a LED plate with a plurality of LEDs that is attached to the fixture backplate, an optics holder with a plurality of apertures disposed about the LEDs, an optics plate disposed in the optics holder adjacent the LED plate.
66. A lens comprising: an attachment portion including a first elongated aperture; and a light directing portion that is elongated along a direction that is non-parallel to the first elongated aperture.
66a. The lens of claim 66, wherein the attachment portion defines a rear mounting pad.
66b. The lens of claim 66a, wherein the rear mounting pad includes a substantially flat surface.
66c. The lens of claim 66b, wherein the attachment portion defines a front pocket.
66d. The lens of claim 66c, wherein the attachment portion defines a mounting aperture that extends through the rear mounting pad to the front pocket.
66e. The lens of claim 66d, wherein the front pocket incudes an elongated portion that extends along the direction that is non-parallel to the first elongated aperture, and a pair of downwardly extending slot portions that are in communication with the elongated portion.
66f. The lens of claim 66e, wherein the rear mounting pad includes an elongated pad portion that is at least coextensive with the elongated portion of the front pocket, and a pair of downwardly extending leg portions that are at least coextensive with the pair of downwardly extending slot portions.
66g. The lens of claim 66b, wherein the substantially flat surface defines a surface area that is at least 3.75 in.2.
66h. The lens of claim 66g, wherein the substantially flat surface defines a surface area that is at least 7.5 in.2.
66i. The lens of claim 66h, wherein the substantially flat surface defines a surface area that is within a range of +/- 10% of 15.0 in.2.
66j. The lens of claim 66b, wherein the substantially flat surface is proud of the light directing portion along another direction that is non-parallel to the first elongated aperture.
66k. The lens of claim 66j, wherein the substantially flat surface is proud of the light directing portion an amount that is at least .002 of an inch.
661. The lens of claim 66k, wherein the substantially flat surface is proud of the light directing portion an amount that is at least .005 of an inch.
67. The lens of claim 66, wherein the first elongated aperture is elongated along a vertical direction, and the light directing portion is elongated along a horizontal direction.
68. The lens of claim 67, wherein the attachment portion and the light directing portion are thinnest along a direction that is perpendicular to the horizontal and the vertical directions.
69. The lens of claim 67, wherein the attachment portion includes a second elongated aperture that is elongated along the vertical direction, and the second elongated aperture is spaced away from the first elongated aperture along the horizontal direction.
70. The lens of claim 69, wherein the attachment portion further defines a first round aperture that is disposed horizontally adjacent to the first elongated aperture.
71. The lens of claim 70, wherein the first round aperture is disposed horizontally between the first elongated aperture, and the second elongated aperture.
72. The lens of claim 71, wherein the attachment portion further defines a second round aperture that is disposed horizontally between the first round aperture and the second elongated aperture.
73. The lens of claim 69, wherein the attachment portion includes a first protuberance that defines the first elongated aperture, and a second protuberance that defines the second elongated aperture.
74. The lens of claim 72, wherein the attachment portion includes a wall that extends about the first elongated aperture, and the first round aperture.
75. The lens of claim 72, wherein the attachment portion includes a wall that extends about the second elongated aperture, and the second round aperture.
76. The lens of claims 74 and 75, wherein the same wall surrounds the first elongated aperture, the first round aperture, the second elongated aperture, and the second round aperture.
77. The lens of claim 66, wherein the light directing portion defines a sawtooth pattern in a plane that is perpendicular to a horizontal direction.
78. The lens of claim 77, wherein the sawtooth pattern includes a first arcuate portion, a second arcuate portion, and a straight portion that connects the first arcuate portion to the second arcuate portion.
79. The lens of claim 78, wherein the first arcuate portion is defined by a spline that extends predominately along a vertical direction, and the straight portion extends predominately along a direction that is perpendicular to the horizontal and the vertical directions.
81. The lens of claim 66, wherein the light directing portion include defines a polynomial curve in a plane that is perpendicular to the direction along which the light directing portion is elongated.
82. The lens of claim 81, wherein the polynomial curve is a parametrically defined degree = (n-1) Bezier curve, controlled by a set of (n) discrete control points, and by the following equation: P(t) = (l-t)2Pr + 2t(l-t)Pq+ t2Ppwhere Prand Ppare predetermined endpoints, and Pqis a center point that is varied to change spread angles form incoming light rays to a desired target.
83. The lens of claim 82, wherein the x coordinate of a point on the Bezier curve is defined by the following equation: y(t) = (1 -t)2yr+ 2t(l-t)yq+ t2yp.
83a. The lens of claim 82, wherein the z coordinate of a point on the Bezier curve is defined by the following equation: z(t) = (l-t)2zr+ 2t(l-t)zq+ t2zp.
84. The lens of claim 82, wherein a Y coordinate of Pris 0, and a Z coordinate of Pris 0.
84a. The lens of claim 82, wherein a Y coordinate of Ppis .046 inches, and a Z coordinate of Pp.259 inches.
85. The lens of claim 82, wherein a Y coordinate of Pqis 0.582, and a Y coordinate of Pqis 0.184 inches.
86. The lens of claim 66, wherein the lens defines a first plane of symmetry that is perpendicular to a horizontal direction, and a second plane of symmetry that is perpendicular to a direction that is perpendicular to the horizontal direction, and a vertical direction.
86a. The lens of claim 76, wherein the first elongated aperture and the second elongated aperture extend vertically into the light directing portion.
87. A method for creating uplight, the method comprising: attaching a lens, an optic, or a diffuser to a light source; and redirecting light at an upward trajectory relative to the light source.
88. The method of claim 87, further comprising attaching the lens, the optic, or the diffuser at a free end of a visor.
89. The method of claim 87, further comprising aiming a collimated light beam at a portion of the lens, the optic, or the diffuser.
90. The method of claim 89, further comprising aiming a collimated light beam from a third row of LEDs from a top of a LED array.
91. The method of claim 87, further comprising moving the lens, the optic, or the diffuser relative to the light source to adjust the redirected light.
92. An electrical component enclosure comprising: a sidewall; a bottom wall: a first ballast attached to the sidewall or the bottom wall; and and a first ballast driver attached to the sidewall or the bottom wall adjacent to the first ballast.
93. The electrical component enclosure of claim 92, further comprising a second ballast attached to the sidewall, and a second ballast driver attached to the sidewall or the bottom wall adjacent.
94. The electrical component enclosure of claim 93, further comprising a third ballast attached to the sidewall or the bottom wall, and a third ballast driver attached to the sidewall or the bottom wall.
95. The electrical component enclosure of claim 94, wherein the first ballast driver, the second ballast driver, or the third ballast driver occupy space vacated by removed a plurality of previously installed ballasts.
96. The electrical component enclosure of claim 94, wherein the sidewall includes a plurality of panels forming a polygonal perimeter, and the bottom wall is adjacent to the plurality of panels.
97. The electrical component enclosure of claim 96, wherein the plurality of panels includes a first panel, and a second panel that is parallel to the first panel, and the first ballast, the second ballast, and the third ballast are attached to the first panel, and the first ballast driver, the second ballast driver, and the third ballast driver are attached to the second panel.
97a. The electrical component enclosure of claim 97, wherein the first ballast driver, the second ballast driver, and the third ballast driver are identically configured.
98. The electrical component enclosure of claim 97, wherein the first ballast is in electrical communication with the first ballast driver, the second ballast is in electrical communication with the second ballast driver, and the third ballast is in electrical communication with the third ballast driver.
99. The electrical component enclosure of claim 92, wherein the first ballast driver includes a first self-contained ballast driver assembly having a circuit board, and an enclosure surrounding the circuit board.
100. The electrical component enclosure of claim 92, wherein the sidewall includes two parallel panels that face each other, the first ballast is attached to one of the two parallel panels, and the first ballast driver is attached to the other of the two parallel panels.
101. The electrical component enclosure of claim 100, further comprising a DIN rail extending from one of the two parallel panels to the other of the two parallel panels below the first ballast, and the first ballast driver.
102. The electrical component enclosure of claim 101, further comprising a plurality of fuses or circuit breakers attached to the DIN rail.
103. The electrical component enclosure of claim 102, further comprising a cam motor assembly or a manual cam assembly disposed beneath the DIN rail adjacent to one of the two parallel panels, and a bank of capacitors disposed beneath the DIN rail adjacent to the other of the two parallel panels, and adjacent to the cam motor assembly or the manual cam assembly.
104. The electrical component enclosure of claim 103, wherein the cam motor assembly or the manual cam assembly includes a lever configured to rotate one or more cams.
105. The electrical component enclosure of claim 104, further defining a wire entrance and a wire exit.
105a. The electrical component enclosure of claim 92, further comprising another sidewall and a second ballast driver that is attached to the bottom wall or the other sidewall across from the first ballast driver.
105b. The electrical component enclosure of claim 105a, further comprising a DIN rail and the first ballast driver and the second ballast driver are disposed adjacent the DIN rail.
106. A lighting system comprising: a first crossarm member; a first aiming bracket; and a first aiming plate disposed between the first crossarm member and the first aiming bracket.
107. The lighting system of claim 106, wherein the first crossarm member is an auxiliary crossarm.
108. The lighting system of claim 106, further comprising a first knuckle attached to the first aiming bracket.
109. The lighting system of claim 108, wherein the first knuckle includes a lower electrical receptable portion, and an upper knuckle portion that is rotatably attached to the lower electrical receptable portion about a first axis.
110. The lighting system of claim 109, wherein the upper knuckle portion of the first knuckle is in fixed relation to the first aiming bracket about a second axis that is perpendicular to the first axis.
111. The lighting system of claim 110, wherein the first aiming bracket, and the upper knuckle portion of the first knuckle are rotatable about the second axis relative to the first crossarm member.
112. The lighting system of claim 106, wherein the first aiming bracket includes a periphery and a plurality of angle markings disposed at least partially about the periphery of the first aiming bracket.
113. The lighting system of claim 112, wherein the first aiming plate includes a first angle indicator that extends to the periphery of the first aiming bracket.
114. The lighting system of claim 113, wherein the periphery includes a front flat portion, and the first angle indicator extends to the front flat portion of the first aiming bracket.
115. The lighting system of claim 106, wherein the first crossarm member defines a round swivel aperture defining an axis of rotation, and a first mounting aperture disposed away from the round swivel aperture about the axis of rotation.
116. The lighting system of claim 115, further defining a second mounting aperture disposed about the axis of rotation, forming a circular array with the first mounting aperture about the axis of rotation.
117. The lighting system of claim 116, further defining a third mounting aperture, and a fourth mounting aperture defining a rectangular pattern centered about the axis of rotation along with the first and the second mounting apertures.
118. The lighting system of claim 117, wherein the rectangular pattern is a square pattern.
119. The lighting system of claim 106, wherein the first aiming plate defines a pair of parallel sides that are flush to recessed relative to a pair of side surfaces of the first crossarm member.
120. An aiming bracket and an aiming plate assembly comprising: an aiming bracket including an outer circular portion defining a circular axis, and a radial direction, the circular portion including a circular periphery that is spaced a first radial distance from the circular axis, an annular boss centered on the circular axis, and a front flat portion that is spaced a second radial distance from the circular axis that is greater than the first radial distance; and an aiming plate defining an annular boss receiving aperture and a first fastener receiving aperture that is spaced radially away from the annular boss receiving aperture.
121. The aiming bracket and the aiming plate assembly of claim 120, wherein the circular periphery includes a plurality of angle markings.
122. The aiming bracket and the aiming plate assembly of claim 121, wherein the aiming plate includes an angle indicator extending to the circular periphery.
123. The aiming bracket and the aiming plate assembly of claim 120, wherein the front flat portion includes a plurality of angle markings.
124. The aiming bracket and the aiming plate assembly of claim 123, wherein the aiming plate includes an angle indicator extending to the flat front portion.
125. The aiming bracket and the aiming plate assembly of claim 123, wherein a flank surface joins the outer circular portion to the front flat portion, and the flank surface includes a plurality of angle markings.
126. The aiming bracket and the aiming plate assembly of claim 120, wherein the first aiming bracket defines a first arcuate slot, and the first fastener receiving aperture of the aiming plate is disposed above the first arcuate slot.
127. The aiming bracket and the aiming plate assembly of claim 126, wherein the first aiming bracket defines a second arcuate slot, and the aiming plate further defines a second fastener receiving aperture that is disposed above the second arcuate slot.
128. The aiming bracket and the aiming plate assembly of claim 127, wherein the first aiming bracket includes a central hub at least partially defined by the first arcuate slot and the second arcuate slot, the annular boss extends form the central hub, and the central hub is joined to the front flat portion and the outer circular portion by a first web portion, and a second web portion.
129. The aiming bracket and the aiming plate assembly of claim 128, wherein the first web portion at least partially defines the first arcuate slot and the second arcuate slot, and the second web portion at least partially defines the second arcuate slot.
130. The aiming bracket and the aiming plate assembly of claim 129, wherein the first aiming bracket further comprises a rear flat portion, and the front flat portion and the rear flat portion define a rectangular pocket that is configured to receive an upper knuckle portion of a knuckle.
131. The aiming bracket and the aiming plate assembly of claim 129, wherein the rear flat portion of the aiming bracket defines an undercut that is