A gas-liquid piston accumulator having improved piston lubrication by providing a plurality of blind hole lubricating passages around the periphery of the piston.
申请公布号
US4678010(A)
申请公布日期
1987.07.07
申请号
US19850704521
申请日期
1985.02.22
申请人
PURVIS, GENE;PHELPS, RUSSELL;DUPLER, TIM
发明人
PURVIS, GENE;PHELPS, RUSSELL;DUPLER, TIM;LANDOLL, PATRICK;LANDOLL, LEONARD