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:
Apr. 15, 2014
Filed:
May. 17, 2012
Applicants:
Robert William Hammond, Hanover, PA (US);
Jeffrey Edward Tipton, Gettysburg, PA (US);
Inventors:
Robert William Hammond, Hanover, PA (US);
Jeffrey Edward Tipton, Gettysburg, PA (US);
Assignee:
R.H. Sheppard Co., Inc., Hanover, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hydraulic power steering system controllable by left and right steering wheels has two control valves, each valve connected to a respective left and right steering wheel, and a valve arrangement that selectively connects one control valve to a source of high-pressure fluid and disconnects the other control valve from the source of high-pressure fluid.