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US 2022/0010786 A1Published application
Piston and hydraulic pump or motor
AssigneeKomatsu Ltd.
InventorsShunsuke Koide, Hiroaki Motoshima, Shigeyoshi Kawakita
Life of this patent
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Abstract
A piston is provided with a piston body that includes an internal space and a leading end member that includes an insertion portion placed in the internal space and a protrusion protruding from a leading end surface of the piston body.
Claims11
A piston comprising:
- a piston body including an internal space;
- and
- a leading end member including an insertion portion placed in the internal space and a protrusion protruding from a leading end surface of the piston body.
Dependencies are inferred from the claim text.