Patent ID: 8851823
Filing Date: 2014-10-07
Classification: B66C

Abstract:
1. A hoist assembly for attachment to a vehicle having a cargo area with a front end and an opposing back end, said hoist assembly comprising: a) a support member for immovable attachment to a cab or roll bar of the vehicle adjacent the front end of the cargo area; b) a winch attached to said support member; c) a first cable sheave attached to said support member superjacent said winch; d) a boom having a first end and an opposing second end, wherein said first end of said boom is rotatably attached to said support member, wherein said second end of said boom is movable between a raised position and a lowered position, wherein said second end of said boom is above the cargo area when said boom is in said raised position and said second end of said boom extends beyond the back end of the cargo area when said boom is in said lowered position; e) a second cable sheave attached to said second end of said boom; f) a winch cable having a first end attached to said winch and an opposing second end, wherein said winch cable extends from said winch substantially vertically to said first cable sheave and from said first cable sheave to said second cable sheave; g) a lift member attached to said second end of said winch cable subjacent said second cable sheave for securing a load; and h) a locking member attached to said support member for securing said boom in said raised position; i) said lift member is operable to attach to the load when said boom is in said lowered position, said winch is operable to wind said winch cable until said lift member engages said second sheave, said winch is operable to further wind said winch cable after said lift member engages said second sheave and thereby rotate said second end of said boom from said lowered position to said raised position, said locking member is operable to reversibly secure said boom in said raised position, said winch is operable to unwind said winch cable when said boom is secured in said raised position such that said lift member disengages from said second sheave and lowers the load into the cargo area.