US Patent 7654189 Heavy duty cylinder

Patent 7654189 was granted and assigned to PARKER-HANNIFIN CORPORATION on February, 2010 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

PARKER-HANNIFIN CORPORATION

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7654189

Date of Patent

February 2, 2010

Patent Application Number

11738928

Date Filed

April 23, 2007

Patent Primary Examiner

‌

Thomas E Lazo

Patent abstract

A cylinder for a piston-cylinder assembly comprises an extruded stainless steel cylinder body and stainless steel end caps mounted to opposite ends of the body. A unique configuration of three seals is used to seal each end cap to the cylinder body.

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