Valve seat

Details Valve seat Valve seat

1982-02-01

1983-10-18

Rosenthal, Arnold

Valves and valve actuation

Rotary valves

Butterfly

277236, F16K 122

Patent

active

044101635

ABSTRACT:
A seat ring for a rotary valve assembly comprising a radially inner seal section for sealing engagement with a valve element, a radially outer retaining section for mounting the seat ring in a valve body, and an intermediate spacer section interconnecting the sealing and retaining sections. The spacer section has a convoluted radial run, and the sealing section has a multiplicity of circumferential windings of strands in surrounding relation thereto.

REFERENCES:
patent: 2747608 (1956-05-01), Grove
patent: 3077331 (1963-02-01), Burtis
patent: 3077332 (1963-02-01), Burtis
patent: 4005848 (1975-02-01), Eggleston
patent: 4130285 (1978-12-01), Whitaker
patent: 4172473 (1979-10-01), Lefere et al.
patent: 4219204 (1980-08-01), Pippert
patent: 4231546 (1980-11-01), Eggleston et al.

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