Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Fluid pressure responsive
Patent
1979-11-09
1981-03-17
Spear, Jr., Frank A.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Fluid pressure responsive
210349, 210439, B01D 3514
Patent
active
042565790
ABSTRACT:
A filter for liquids has a housing, a filtering element accommodated in the housing and having a central tube, and a vibration damper located in the housing and having a membrane, a spring biasing the membrane and a casing arranged to accommodate the membrane and the spring and including a cup-shaped portion which extends into the central tube and receives the spring therein.
REFERENCES:
patent: 2707051 (1955-04-01), Mailhot et al.
patent: 3039485 (1962-06-01), Brohl
Kemmner Ulrich
Ringwald Peter
Rose Klaus
Robert & Bosch GmbH
Spear, Jr. Frank A.
Striker Michael J.
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