Back-pressure valve for heating installations

Details Back-pressure valve for heating installations Back-pressure valve for heating installations

1981-03-11

1983-01-25

Nilson, Robert G.

Fluid handling

Line condition change responsive valves

Direct response valves

13754321, F16K 1502

Patent

active

043698093

ABSTRACT:
An improved back-pressure valve for heating installations having an annular mask 7 mounted transverse of a channel in a pipe or pump, guiding means 13 affixed to the mask 7 diametrically and extending along the channel, a sealing disc 8 for covering an opening formed by the annular mask and having two diametrically opposed protuberances 12 extending into the guiding means 13 to make the sealing disc 8 pivotally and linearly movable in response to the fluid flow passing through the pipe or pump.

REFERENCES:
patent: 1602372 (1926-10-01), Bullen
patent: 1620524 (1927-03-01), DeLuiz
patent: 3700001 (1972-10-01), Rodel
patent: 3862281 (1975-01-01), Uchiyama

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