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:
May. 13, 2003
Filed:
Mar. 07, 2001
Applicant:
Inventors:
Robert Charles Schisler, Munroe Falls, OH (US);
Edwin Lee Haines, Wake Forest, NC (US);
Assignee:
The Goodyear Tire & Rubber Company, Akron, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16F 9/04 ;
U.S. Cl.
CPC ...
F16F 9/04 ;
Abstract
The air spring of the present invention combines both traditional air spring characteristics and components with internal hydro damping. The air spring has an upper retainer, a piston, an elastomeric sleeve secured to the upper retainer at a first end and secured to the piston at the lower end, and a damping device. The damping device has an upper and a lower variable volume chamber and a channel connecting the two variable volume chambers, and a damping fluid contained within the damping device.