Fall protection system
A fall protection system having a top bracket assembly that is mountable to a top portion of the ladder, a spaced bottom bracket assembly that is mountable to a bottom portion of the ladder, and a cable extending therebetween portions of the top bracket assembly and the bottom bracket assembly substantially parallel to a plane bisecting the vertical ladder at a desired distance from the plane.
1 . A fall protection system that is fixedly mountable to a vertical ladder having a pair of spaced vertical legs and a plurality of spaced transversely mounted rungs, comprising:
a top bracket assembly configured to be mountable to a rung on the top portion of the ladder, wherein the top bracket assembly comprises:
an elongated vertical member having a lower portion and an upper portion; and
a horizontal member having a proximal portion that is integrally coupled to the upper portion of the ladder, wherein the horizontal member extends outwardly therefrom the upper portion of the vertical member and defines an interior cavity proximate a distal portion of the horizontal member, wherein a bottom surface of the horizontal member defines a slot that extends substantially vertically therein the horizontal member and that is sized and shaped to accept a rung of the ladder, wherein the top bracket assembly has an inverted J-shape in cross-section, and wherein the bottom surface of the horizontal member further defines a port that communicates with the interior cavity of the horizontal member;
a bottom bracket assembly configured to be mountable to a bottom portion of the ladder; and
a cable extending therebetween portions of the top bracket assembly and the bottom bracket assembly, wherein the cable is operably coupled to the respective top and bottom bracket assemblies under a desired tension load sufficient to space the cable from a plane of the ladder,
wherein the port of the horizontal member of the top bracket assembly is configured to accept a first cable connector, and wherein the first cable connector comprises means for grasping an end portion of the cable when the cable is subjected to tension.
2 . The fall protection system of claim 1 , wherein fall protection system further comprises a cable guide that is configured to be mountable to a rung of the ladder between the respective top and bottom bracket assemblies.
3 . The fall protection system of claim 1 , wherein the lower portion of the elongated vertical member defines an elongated slot that extends substantially vertically and is configured to accept the ends of a U-shaped coupling device, and wherein the U-shaped coupling device is configured to be insertable into the slot to capture a rung of the ladder between the coupling device and the exterior surface of the lower portion of the elongated vertical member.
4 . The fall protection system of claim 1 , wherein the bottom bracket assembly comprises:
a support member;
a spacing member; and
a trough member configured to be fixedly mounted spaced from the legs of the bottom portion of the ladder, the trough member comprising:
a first planer member, wherein the first planer member is coupled to a distal edge of the spacing member and extends downwardly away from a juncture of the first planer member and the spacing member at an acute angle β relative to the support member;
a second planer member, wherein the second planer member is coupled to a portion of a distal edge of the first planer member and extends outwardly transverse to the first planer member; and
a third planer member, wherein the third planer member is coupled to a distal edge of the second planer member and extends transverse to the second planer member; and
a second cable connector operably coupled to an eye bolt, wherein the second cable connector comprises means for grasping an end portion of the cable when the cable is subjected to tension.
5 . The fall protection system of claim 4 , wherein the first planer member and the third planer member are positioned in planes that are substantially parallel to each other, and wherein the trough member has a U-shape in cross-section.
6 . The fall protection system of claim 5 , wherein the spacing member defines an opening that is configured to operatively accept the eye bolt, wherein the eye bolt is secured relative to the horizontal member by a compression assembly positioned between a least one nut operatively received onto a threaded end of a shaft of the eye bolt and a bottom surface of the spacing member, wherein the compression assembly comprises a plurality of compression washers that are operatively received onto the shaft of the eye bolt and are configured to compress under a known load.
7 . The fall protection system of claim 6 , wherein the plurality of compression washers comprise compression washers having different load ratings.
8 . The fall protection system of claim 7 , wherein the plurality of compression washers comprises a first pair of opposed compression washers having a lower load rating that are positioned adjacent a second pair of opposed compression washers having a load rating that is higher than the first pair.
9 . The fall protection system of claim 8 , wherein a washer is positioned between the respective first and second pairs of opposed compression washers and between the uppermost pair of opposed compression washers and the bottom surface of the spacing member.
10 . The fall protection system of claim 1 , wherein the bottom bracket assembly comprises:
an elongated vertical member and a horizontal member that that is integrally coupled to the vertical member; wherein the horizontal member extends outwardly therefrom the vertical member and defines an opening that is configured to accept an eye bolt; and
a second cable connector operable coupled to the eye bolt, wherein the second cable connector comprises means for grasping an end portion of the cable when the cable is subjected to tension.
11 . The fall protection system of claim 10 , wherein a horizontally extending lip is connected to the lower end of the vertical member and forms a J-shape in cross-section to allow the bottom bracket assembly to connect to a portion of a rung of the ladder.
12 . The fall protection system of claim 10 , wherein a horizontally extending lip is connected to the upper end of the vertical member and forms an inverted J-shape in cross-section to allow the bottom bracket assembly to connect to a portion of a rung of the ladder.
13 . The fall protection system of claim 10 , wherein the eye bolt is secured relative to the horizontal member by a compression assembly positioned between a least one nut operatively received onto to a threaded end of a shaft of the eye bolt and a bottom surface of the horizontal member, wherein the compression assembly comprises a plurality of compression washers that are operatively received onto the shaft of the eye bolt and are configured to compress under a known load.
14 . The fall protection system of claim 13 , wherein the plurality of compression washers comprise compression washers having different load ratings, and wherein the plurality of compression washers comprises a first pair of opposed compression washers having a lower load rating that are positioned adjacent a second pair of opposed compression washers having a load rating that is higher than the first pair.
15 . The fall protection system of claim 14 , wherein a washer is positioned between the respective first and second pairs of opposed compression washers and between the uppermost pair of opposed compression washers and the bottom surface of the horizontal member.
16 . The fall protection system of claim 10 , wherein the upper portion of the elongated vertical member of the bottom bracket assembly defines an elongated slot that extends substantially vertically and is configured to accept the ends of a U-shaped coupling device, and wherein the U-shaped coupling device is insertable into the slot to capture a rung of the ladder between the coupling device and the exterior surface of the upper portion of the elongated vertical member.