Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent
1988-02-25
1990-08-07
Hornsby, Harvey C.
Seal for a joint or juncture
Seal between relatively movable parts
Relatively rotatable radially extending sealing face member
277206R, 277236, F16J 1500
Patent
active
049461745
ABSTRACT:
This invention provides an annular metal gasket having an improved structure which is generally used in various kinds of machinery, equipment, apparatus and the like as a sealing means to be fitted in a groove or similar, wherein the degree of the elastic fatigue caused by the pressure applied to the gasket can be reduced, The fatigue limit can be raised, and the sealing performance can be assured, while any difficulty in reusing the gasket after the overhaul being eliminated. An annular metal gasket according to the present invention comprises an annulus with a gap in its outer periphery and an endless groove with a substantially C-shaped cross-section, and a resilience control member which is inserted in this gap and is engagingly supported on both edges of the gap in the annulus. Further, an annular metal gasket according to the present invention comprises an annulus formed of a plurality of different materials which are aggregated together and also is a resilience control member which is divided into a plurality of pieces and inserted in the gap in the annulus.
REFERENCES:
patent: 3163431 (1964-12-01), Tanner
patent: 3820799 (1974-06-01), Abbes et al.
patent: 4079949 (1978-03-01), McCormick
patent: 4218067 (1980-08-01), Halling
patent: 4361335 (1982-11-01), Vinciguerra
patent: 4561662 (1985-12-01), DeVillepoix et al.
Casella Anthony J.
Hespos Gerald E.
Hornsby Harvey C.
Spisich Mark
Usui Kokusai Sangyo Kaisha Ltd.
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