Suck back valve with linear actuator and encoder arrangement

Details Suck back valve with linear actuator and encoder arrangement Suck back valve with linear actuator and encoder arrangement

1998-03-02

1999-12-14

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

With cleaning means, drip collecting, waste disposal or soil...

Nozzle cleaner, flusher or drainer

239106, 239132, 239586, 222571, 251331, 251 635, 251 11, 137340, B05B 1500

Patent

active

060006293

ABSTRACT:
A suck back valve comprises a linear actuator which displaces a second diaphragm through a stem, an encoder which detects a displacement amount of the linear actuator, and a flow amount controller for controlling a pilot pressure supplied to an ON/OFF valve mechanism.

REFERENCES:
patent: 3895748 (1975-07-01), Klingenberg
patent: 4176822 (1979-12-01), Chadwick
patent: 4394945 (1983-07-01), Taylor et al.
patent: 4597719 (1986-07-01), Tano
patent: 5134962 (1992-08-01), Amada et al.
patent: 5253671 (1993-10-01), Kolenc
patent: 5386849 (1995-02-01), Gilchrist et al.
patent: 5423482 (1995-06-01), Mueller et al.
patent: 5755428 (1998-05-01), Ollivier

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