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US 4,180,252 AGranted
Vehicle door and bumper lift
OwnerJames D. Cushenberyinventor
Life of this patent
Estimating the term…
Abstract
A lift for raising and lowering a vehicle door, bumper or other vehicle parts adjacent a vehicle when installing or removing the parts from the vehicle. The lift eliminates the need of physical labor to hold the door or bumper in place when performing body repair on the vehicle.
Claims7
A vehicle door and bumper lift, the lift comprising:
- a wheel mounted lower frame;
- a lower cross arm slidably mounted on said lower frame;
- a first pair of pinned scissor arms, said arms crossed and pivotally pinned together intermediate an upper end portion and a lower end portion of said arms, one lower end portion of said arms pivotally pinned to said lower frame, the other lower end portion of said arms attached to said lower cross arm;
- an upper frame disposed above said lower frame and parallel thereto, said upper frame pivotally pinned to one upper end portion of said arms and slidably attached to the other upper end portion of said arms;
- means for raising and lowering said scissor arms attached to said lower frame and threadably attached to said lower cross arm;
- a J-shaped hook having an upper end portion and a lower end portion, the lower end portion of said J-shaped hook pivotally pinned to said upper frame;
- a hook arm having one end pivotally pinned to the upper end portion of said hook;
- an upper cross arm slidably mounted on said upper frame, said cross arm attached to the other end of said hook arm;
- and
- means for raising and lowering said hook arm attached to said upper frame and threadably attached to said upper cross arm.
7 more elements
A vehicle door and bumper lift, the lift comprising:
- a wheel mounted lower frame;
- a lower cross arm slidably mounted on said lower frame;
- a lower screw attached to said lower frame and threadably attached to said lower cross arm, said lower screw having a lower screw handle attached at one end thereof;
- a first pair of pinned scissor arms and a second pair of pinned scissor arms, said arms crossed and pivotally pinned together intermediate an upper end portion and a lower end portion of said arms, one lower end portion of said arms pivotally pinned to said lower frame, the other lower end portion of said arms attached to said lower cross arm;
- an upper frame disposed above said lower frame and parallel thereto, said upper frame pivotally pinned to one upper end portion of said arms and slidably attached to the other end portion of said arms, by rotating said lower screw with said lower screw handle, said lower cross arm raises and lowers said scissor arms thereby raising and lowering said upper frame;
- a pair of J-shaped hooks having an upper end portion and a lower end portion, the lower end portion of said hooks pivotally pinned to said upper frame;
- a pair of hook arms, one end of said hook arms pivotally pinned to the upper end portion of said hooks;
- an upper cross arm slidably mounted on said upper frame, said upper cross arm attached to the other end of said hook arms;
- and
- an upper screw attached to said upper frame and threadably attached to said upper cross arm, said upper screw having an upper screw handle attached at one end thereof, by rotating said upper screw with said upper screw handle, said upper cross arm raises and lowers said hook arms thereby raising and lowering said J-shaped hooks.
7 more elements
Dependencies are inferred from the claim text.