公开(公告)号：US3722542A

公开(公告)日：1973-03-27

申请号：US3722542D

申请日：1971-11-23

Applicant: ALLIS CHALMERS

Inventor： MATTHEWS R ,  SEMENIAK N

IPC: B60K25/02 ,  F15B13/07 ,  F16D67/04 ,  F16K11/10

CPC classification number: F16D67/04 ,  B60K25/02 ,  F15B13/07 ,  Y10T137/87233

Abstract: A pressure control valve for a power take-off clutch and brake which is pressure biased to a clutch operating position when the valve is initially positioned in the clutch operating position.

公开(公告)号：US3780762A

公开(公告)日：1973-12-25

申请号：US3780762D

申请日：1972-12-22

Applicant: ALLIS CHALMERS

Inventor： MATTHEWS R ,  SCHOTT R

IPC: B62D11/08 ,  F16D67/04 ,  F16K11/10

CPC classification number: F16D67/04 ,  B62D11/08 ,  Y10T137/87169

Abstract: A hydraulic pressure modulated valve for controlling the operation of hydraulic brake and clutches.

Abstract translation: 一种用于控制液压制动器和离合器操作的液压调压阀。