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:
Nov. 22, 2011
Filed:
Sep. 21, 2005
Applicants:
Gerold Goertzen, Brunswick, OH (US);
William A. Null, Jr., Sullivan, OH (US);
Inventors:
Gerold Goertzen, Brunswick, OH (US);
William A. Null, Jr., Sullivan, OH (US);
Assignee:
Invacare Corporation, Elyria, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 1/12 (2006.01); F04B 27/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A home care oxygen system includes an inline compressor that has all the check valves and gas flow passages between cylinders located in the cylinder head. Only a single check valve is used for each cylinder. The crankshaft is built up from a shaft with eccentrics and spacers.