Fluid handling – Systems – With selective motion for plural valve actuator
Patent
1991-04-01
1992-06-02
Schwadron, Martin P.
Fluid handling
Systems
With selective motion for plural valve actuator
251 7, 251254, 137595, 13762418, F16K 706
Patent
active
051178702
ABSTRACT:
A pinch valve for selectively pinching or releasing a multiple plurality of fluid conduits includes a rotatable single cam as part of a rotor within a stator for locating the fluid conduits. The cam periphery with different lobe surfaces for engaging movable means which is either a plunger or a endless belt which pinch or release multiple fluid conduits. The rotor integrally includes a gear, shaft and flag indicator and is operable by a stepper motor. A backing means about the stator resiliently resists movement.
REFERENCES:
patent: 2231460 (1938-08-01), Barman
patent: 3425446 (1969-02-01), McNown
patent: 3550619 (1968-06-01), Halasz
patent: 4230151 (1980-10-01), Jonsson
patent: 4282902 (1981-08-01), Haynes
patent: 4328834 (1982-05-01), Oates, Sr. et al.
patent: 4457339 (1984-07-01), Juan et al.
patent: 4491156 (1985-01-01), Lee, II
patent: 4508148 (1985-04-01), Trechsel et al.
patent: 4691738 (1987-09-01), McCune
patent: 4694861 (1987-09-01), Goodale et al.
patent: 4753270 (1988-06-01), Lawhite et al.
patent: 4786028 (1988-11-01), Hammond
patent: 4852551 (1989-08-01), Opie et al.
Buzza Edmund E.
Goodale David L.
Beckman Instruments Inc.
Berman Charles
Hampson Gary T.
Lee Kevin L.
May William H.
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