Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Michael A. Betz0
Robert Klinkel0
Daryl I. Rober0
Date of Patent
June 16, 2009
0Patent Application Number
113796010
Date Filed
April 21, 2006
0Patent Primary Examiner
Patent abstract
A holddown pin mechanism for hydraulic power units is a ball guide with a cylindrical flat base having a central opening, a plurality of spaced elongated holddown pins have one end rigidly secured to one side of said ball guide. The pins extend outwardly at right angles from the side of said washer to which they are secured. The holddown pin mechanism is placed in a hydraulic cylinder block having a center bore, with the pins extending into holes in the block. A flat washer on a shaft extending through the block engages the free ends of the pins.
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