Stuffing box for introducing instrument into high pressure condu

Details Stuffing box for introducing instrument into high pressure condu Stuffing box for introducing instrument into high pressure condu

1980-07-28

1982-05-04

Ward, Jr., Robert S.

Measuring and testing

Miscellaneous

73 30, 277 12, 277110, 2771168, 374148, F16J 1506, G01F 1518, G01K 114

Patent

active

043275869

ABSTRACT:
A stuffing box comprising a housing member having a threaded passage therethrough and having an internally threaded recess, an externally threaded stem which is threaded into and passes through the threaded passage, a gland nut which is disposed in said recess, the gland nut having corresponding internal and external threads which are respectively threaded onto the threaded stem and into the internally threaded recess, and sealing material disposed in said recess, said sealing material being in engagement with the housing member, the threaded stem and the gland nut.

REFERENCES:
patent: 1983977 (1934-12-01), Geiger
patent: 1991371 (1935-02-01), Blanckenburg
patent: 2232799 (1941-02-01), Ponsaing
patent: 2234056 (1941-03-01), Moore
patent: 3081631 (1963-03-01), Switzer et al.
patent: 3091119 (1963-05-01), Fischer et al.
patent: 3246521 (1966-04-01), Humphrey
patent: 3911747 (1975-10-01), Sivyer
patent: 3979129 (1976-09-01), Caldwell
patent: 3983756 (1976-10-01), Danguillier et al.
patent: 4096754 (1978-06-01), Beveridge et al.

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