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. 01, 2014
Filed:
Dec. 19, 2008
Timothy Raleigh, Long Grove, IA (US);
Sammy Mickelson, Bettendorf, IA (US);
Robert Francois, DeWitt, IA (US);
Scott H. Harvey, West Liberty, IA (US);
Kevin Hurley, Davenport, IA (US);
Timothy Raleigh, Long Grove, IA (US);
Sammy Mickelson, Bettendorf, IA (US);
Robert Francois, DeWitt, IA (US);
Scott H. Harvey, West Liberty, IA (US);
Kevin Hurley, Davenport, IA (US);
Carleton Life Support Systems, Inc., Davenport, IA (US);
Abstract
A first aspect of the invention includes a multi-stage gas compressor having a central cam with a plurality of pistons operably connected to and radially extending from the central cam. The cam follower assemblies each include a roller element connected to a roller bracket which rides within and along a guide channel defines by facing grooves formed in housing end plates.