Reduce height dust valve

Details Reduce height dust valve Reduce height dust valve

1989-12-18

1990-08-07

Chambers, A. Michael

Fluid handling

Systems

Flow path with serial valves and/or closures

251 56, 251 58, 251228, F16K 100

Patent

active

049459490

ABSTRACT:
A dust trap comprising a pair of coaxially mounted dust valves. Each valve has a valve seat and flapper plate and actuator shaft which coacts with the flapper plate to cause it to initially slide and then pivot as the valve opens.

REFERENCES:
patent: 2833511 (1958-05-01), Fletcher
patent: 3257045 (1966-06-01), Carpentier
patent: 3916949 (1975-11-01), Armstrong
patent: 4308894 (1982-01-01), Carpentier
patent: 4480812 (1984-11-01), Carpentier
patent: 4498492 (1985-02-01), Carpentier
patent: 4547099 (1985-10-01), Alexandrov et al.

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