Post assembly for buried valve having an above ground actuator

Details Post assembly for buried valve having an above ground actuator Post assembly for buried valve having an above ground actuator

1986-08-25

1987-11-24

Chambers, A. Michael

Fluid handling

With casing, support, protector or static constructional...

Static constructional installations

137556, 137797, F16L 500

Patent

active

047081600

ABSTRACT:
An improved post assembly for operating an inaccessible valve having upper and lower connecting shaft portions within respective upper and lower column sections wherein each of the shaft portions and column sections are connected by breakaway means enabling the parts to be separated by impact, and replaceable, at a level above grade, and also having an attachment between the lower connecting shaft and a valve shaft.

REFERENCES:
patent: 1800010 (1931-04-01), Emerson
patent: 2171078 (1939-08-01), Cline
patent: 2249848 (1941-07-01), O'Brien
patent: 3331397 (1967-07-01), Mueller et al.
patent: 3738390 (1973-06-01), Luckenbill
patent: 3804056 (1974-04-01), Lee et al.
patent: 4448148 (1984-05-01), Gain, Jr.

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