The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 03, 2017
Filed:
Oct. 31, 2012
Bin Lin, Shanghai, CN;
Bin Lin, Shanghai, CN;
Shanghai Cartec Industrial and Trading Co., LTD, Shanghai, CN;
Abstract
A height adjustable loading ramp installed at a tail of a car, for loading or unloading goods, includes: a slope plane and a supporter. The two ends of the slope plane are respectively supported on the ground and the supporter. The supporter includes: two supporting legs adjustable in length, a beam horizontally provided between lower portions of the two supporting legs, wheels for making the loading ramp move conveniently, and a scissor jack for adjusting the height. The scissor jack includes: four scissor jack arms equal in length, and an adjusting-locking device for adjusting and locking the height of the height adjustable loading ramp. In addition, the supporting leg comprises an auxiliary fixing unit for fixing the relative position between the upper and the lower supporting legs and providing an extra security protection, in such a manner that the height of the height adjustable loading ramp is locked.