Oil-filled pressure gauge leak-stoppage device

Details Oil-filled pressure gauge leak-stoppage device Oil-filled pressure gauge leak-stoppage device

1993-03-02

1994-05-17

Woodiel, Donald O.

Measuring and testing

Fluid pressure gauge

Bourdon

73741, 277102, G01L 704

Patent

active

053117808

ABSTRACT:
Disclosed is an oil-filled pressure gauge leak-stoppage device including a rivet-like rubber gasket and a metal gasket respectively mounted on a plane on the peripheral wall of the casing around an axle hole thereof to seal the gap between the casing and the stem of the gauge, which stem being inserted out of the casing through the axle hole. A plastic gasket is directly molded on a chamfered annular groove on the bottom of the head of each gauge tie screw around its shank to seal the gap between the casing and the respective tie screw.

REFERENCES:
patent: 3335609 (1967-08-01), Nelson
patent: 3874241 (1975-04-01), Harland et al.
patent: 4175444 (1979-11-01), Harland

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