US Patent 7603855 Valve with magnetic detents

Patent 7603855 was granted and assigned to Illinois Tool Works on October, 2009 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Illinois Tool Works

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7603855

Date of Patent

October 20, 2009

Patent Application Number

11786009

Date Filed

April 10, 2007

Patent Primary Examiner

‌

Thomas E Lazo

Patent abstract

A motor including a piston disposed within a cylinder and a valve configured to control a flow of a fluid into the cylinder. In some embodiments, the valve has a housing, a valve member disposed in the housing, and a magnetic detent configured to resist movement of the valve member within the housing.