Invention Grant
- Patent Title: Collapseable utility ramp
- Patent Title (中): 可折叠实用坡道
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Application No.: US12151402Application Date: 2008-05-07
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Publication No.: US07653957B1Publication Date: 2010-02-02
- Inventor: Mark Edward Curtiss
- Applicant: Mark Edward Curtiss
- Main IPC: E01D1/00
- IPC: E01D1/00

Abstract:
A utility ramp for loading and unloading lawn mowers and other equipment into a pickup truck or transport vehicle and then collapsed for easy storage. The ramp is a comprehensive unit comprising two ramp channels held parallel by a sliding cross brace design. The first end of the cross brace is pivotally attached the ramp channel. The second end of the cross brace is secured to a rotating sliding fitting that engages a slot in the ramp channel. The sliding cross brace design constrains the ramp sections in a secure and parallel fashion in both the expanded and collapsed positions. This design allows one person to easily and quickly expand or collapse the utility ramp with one simple motion.
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