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:
Feb. 28, 2012
Filed:
Nov. 12, 2007
Applicants:
Joseph B. Richey, Ii, Chagrin Falls, OH (US);
Gerold G. Goertzen, Brunswick, OH (US);
Inventors:
Joseph B. Richey, II, Chagrin Falls, OH (US);
Gerold G. Goertzen, Brunswick, OH (US);
Assignee:
Invacare Corporation, Elyria, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 27/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A multiple-stage gas compressor is disclosed by this application. The compressor has a plurality of pistons, including at least one wobble piston assembly and at least one cylinder piston assembly for compressing pressurized gas from the at least one wobble piston. The wobble piston assembly includes a wobble piston head fixed to a wobble piston connecting rod. The cylinder piston assembly includes a cylindrical piston head pivotally connected to a cylindrical piston connecting rod.