Druckregelventil

摘要

1287278 Valves PHILIPS ELECTRONIC & ASSOCIATED INDUSTRIES Ltd 15 Sept 1969 [18 Sept 1968] 45403/69 Heading F2V [Also in Division G3] A pressure regulating valve has a valve member 1 with a plurality of axially-extending peripheral recesses 6 communicating with an outlet 8 and subject to the pressure P1 to be regulated on one side and a control pressure on the opposite side, the two sides communicating by a passage 11 and restriction 12. The pressure P1 also acts in an annular chamber 24 between the two different diameter portions of a valve member 17 which is formed with a plurality of axially extending recesses 19 communicating with an outlet 20 and adjusting the control pressure according to the variation in pressure in the chamber 24 which is opposed by adjustable spring bias 21.