Lift link for helicopter external lift of dual HMMWV's
AssigneeThe United States of America as represented by the Secretary of the Navy
InventorsLarry Underbakke, Harold Kusano
Life of this patent
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Abstract
A lift link for external lift of dual High Mobility Multi-Wheeled Vehicle's HMMWV's) includes first and second ends, the inner portion of each end pivotally attached to inner and outer sliders, respectively, said sliders communicating to provide axial movement for said lift link. In operation, a pair of lift links are attached to abutted rear ends of two HMMWV's. The links allow at least 4 degrees of movement for easy hook-up while maintaining the rigid platform necessary to transport the attached vehicles by helicopter lift.
Claims18
A lift link for attaching two vehicles to be lifted and moved about comprising:
- a) a center portion providing both axial and rotating movement for the lift link before, during and after a lift, wherein the axial movement is along the axis of said lift link and the rotating movement is about the axis of said lift link, said axis extending from the attachment point of said lift link to the first vehicle to the attachment point of said lift link to the second vehicle;
- b) a first end pivotally attached to one end of the center portion;
- c) a second end pivotally attached to the other end of said center portion;
- d) means located at the outermost portion of both the first and second ends for pivotally attaching said first end to the first vehicle and for pivotally attaching said second end to the second vehicle;
- e) means located on said first and second ends for retaining lifting slings in place.
Dependencies are inferred from the claim text.