Vent valve arrangement and method of making the same

Details Vent valve arrangement and method of making the same Vent valve arrangement and method of making the same

1976-05-17

1977-11-29

Lanham, C.W.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

B23P 1500, F16K 2700

Patent

active

040598810

ABSTRACT:
A vent valve arrangement for a thermostatically operated valve construction that has a valve member for opening and closing a valve seat in response to temperature sensed by a temperature responsive device that is interconnected to the valve member to move the same relative to the valve seat whereby the vent valve arrangement permits fluid flow through the valve seat when the valve seat is closed, the vent valve arrangement having a one-piece valve seat member provided with a valve seat opening and a chamber for containing a movable valve member therein with that movable valve member opening and closing the valve seat opening.

REFERENCES:
patent: 248902 (1881-11-01), Whitman
patent: 780786 (1905-01-01), Dunham
patent: 1502786 (1924-07-01), Kraft
patent: 2829835 (1958-04-01), Branson
patent: 2919860 (1960-01-01), Wagner
patent: 3068029 (1962-12-01), Schwartz
patent: 3503079 (1970-03-01), Smith
patent: 3725990 (1973-04-01), Peterson et al.
patent: 3734405 (1973-05-01), Wagner
Nelson, M. D., The Shape of Ball Check Valves from "Product Engineering," vol. 33, No. 95, Dec. 10, 1962, pp. 98, 99.

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