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.

Date of Patent:
Jun. 02, 2015

Filed:

Dec. 03, 2014
Applicants:

Donald Morris, Littleton, CO (US);

David Johnson, Modesto, CA (US);

Inventors:

Donald Morris, Littleton, CO (US);

David Johnson, Modesto, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04F 11/06 (2006.01); E04F 11/00 (2006.01); E01C 15/00 (2006.01);
U.S. Cl.
CPC ...
E04F 11/002 (2013.01); E01C 15/00 (2013.01);
Abstract

An operable ramp is moveable between a lowered stowed position and a raised deployed position. The operable ramp has a ramp panel rotatable about a first axis located at a first end. A support element is slidingly coupled to the ramp panel. The operable ramp further includes a drive assembly comprising an endless loop coupled to an end of the support element. The endless loop has a linear portion and an arcuate portion. During a first phase of deployment, the end of the support element moves upward along the linear portion. During a second phase of deployment, the end of the support element moves along the arcuate portion of the endless loop.


Find Patent Forward Citations

Loading…