US Patent 7798793 Compressor slide valve lubrication

Patent 7798793 was granted and assigned to Carrier Corporation on September, 2010 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

Carrier Corporation

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

77987930

Patent Inventor Names

Stephen L. Shoulders0

Date of Patent

September 21, 2010

Patent Application Number

117216060

Date Filed

February 7, 2005

Patent Citations Received

Patent Primary Examiner

‌

Theresa Trieu

Patent abstract

A compressor (20) has an unloading slide valve (100). The valve has a valve element (102) having a range between a first condition and a second condition, the second condition being unloaded relative to the first condition. A first surface (200) of the valve element (102) is in sliding engagement with a second surface (202) of the housing (22) during movement between the first and second conditions. The compressor includes means for lubricating the first (200) and second (202) surfaces.

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