PISTON WITH REPLACEABLE AND/OR ADJUSTABLE SURFACES |
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| 申请号 | EP14770081 | 申请日 | 2014-03-12 | 公开(公告)号 | EP2971774A4 | 公开(公告)日 | 2016-12-14 |
| 申请人 | LOBEPRO INC; | 发明人 | RAMOS ROLANDO NICO M; HILLPERT LEE; BLODGETT WILLIAM W; | ||||
| 摘要 | A piston for a pump a hub portion defining opposing outer portions, and inserts configured to provide an adjustable surface coupled to each of the opposing outer portions. The hub portion includes a first hub portion and a second hub portion configured to abut one another. Each of the inserts includes an outer shell and a base portion. The first hub portion includes a plurality of the opposing outer portions, and each of the base portions of the inserts is adjustably coupled to respective opposing outer portions of the first hub portion. A pump includes a housing having an inlet and an outlet, and at least two pistons having a hub portion and inserts. The pump may be a positive-displacement, rotary pump, and the pistons may be circumferential pistons. | ||||||
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| 说明书全文 | |||||||
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