Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 23, 2022
Patent Application Number
16931637
Date Filed
July 17, 2020
Patent Citations
...
Patent Primary Examiner
Embodiments of the invention provide a pump assembly for a hydraulic tool. The pump assembly can include a reciprocating element that is configured to move between a retracted position and an extended position, a cam surface in the reciprocating element that can engage cam followers, a rotating element that can receive rotational input, and a base that can at least partially surrounds the rotating element. Movement of the cam followers along the cam surface can move the reciprocating element from the retracted position to the extended position.
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