Pressure/temperature test plug assembly

Details Pressure/temperature test plug assembly Pressure/temperature test plug assembly

1987-11-30

1989-04-04

Noland, Tom

Measuring and testing

Probe or probe mounting

73756, 374208, 220375, G01D 1100, G01D 1130, G01K 114, G01L 1900

Patent

active

048174505

ABSTRACT:
A pressure/temperature test plug assembly is disclosed as including a cap retaining device having a chain which interconnects a closure cap for the plug with the plug body in order that the cap will not be lost when measurements are taken at the test plug. The device can be installed simultaneously with the installation of the test plug or can be retro-fit onto existing test plugs.

REFERENCES:
patent: 1021203 (1912-03-01), Matchette
patent: 1581818 (1926-04-01), Sheffield et al.
patent: 1662189 (1928-03-01), Hyatt
patent: 2172311 (1939-09-01), Thomas
patent: 3797317 (1974-03-01), Peterson, Jr.
patent: 3981199 (1976-09-01), Moore et al.
patent: 4253488 (1981-03-01), Leverberg
patent: 4261386 (1981-04-01), Young
patent: 4297891 (1981-11-01), Falcon
patent: 4638668 (1987-01-01), Leverberg et al.

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