Lubricated rotary valve with concentric sealing rings

Details Lubricated rotary valve with concentric sealing rings Lubricated rotary valve with concentric sealing rings

1976-12-27

1978-09-19

Schwadron, Martin P.

Fluid handling

With cleaner, lubrication added to fluid or liquid sealing...

Liquid supplied at valve interface

123190E, 251170, 251174, 251315, F16K 506, F16K 522

Patent

active

041146395

ABSTRACT:
A rotary valve assembly comprising a housing defining a bore and a valve member mounted for rotation therewithin. The housing defines an opening and the valve member has a port which comes into and out of registration as the member rotates. Lubricant is supplied between the two members and sealing means are provided around the opening in the housing to effect a seal with the valve member. The sealing means includes a sealing element disposed in at least one groove formed in the housing parallel to the axis of the bore, the element being urged into contact with the valve member.

REFERENCES:
patent: 1102183 (1914-06-01), Augustin et al.
patent: 2401631 (1946-06-01), Gernandt
patent: 2745395 (1956-05-01), Genet
patent: 3047265 (1962-07-01), Kaiser
patent: 3504885 (1970-04-01), Hulsey
Dowson & Higgenson, Elastohydrodynamic Lubrication, Pergamon Press, pp. IX-XII and 190-192 (London, England).

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