Receptacles – Closures – Having gasket or packing
Patent
1978-04-25
1979-11-20
Ward, Jr., Robert S.
Receptacles
Closures
Having gasket or packing
277205, 277207R, F16J 1532, B65D 5302
Patent
active
041747860
ABSTRACT:
A seal member for a fluid-tight connection of a plastic reservoir and a metal cylinder having different thermal expansion coefficients, including one end portion in sealing contact with each connecting portion of the reservoir and the cylinder, a middle portion formed integrally with and contiguous to the one end portion, the middle portion being normally separated from either one or both connecting portions of the reservoir and the cylinder and another end portion formed integrally with and contiguous to the middle portion and in sealing contact with both connecting portions of the reservoir and cylinder, wherein the middle portion of the seal member and the corresponding connecting portions of the reservoir and cylinder will not be influenced by thermal stress even when the surrounding temperature thereof may increase.
REFERENCES:
patent: 1817870 (1931-08-01), Bille
patent: 2470925 (1949-05-01), Fredrickson
patent: 3036846 (1962-05-01), Peras
patent: 3047301 (1962-07-01), Taylor et al.
patent: 3325174 (1967-06-01), Weaver
Fujii Takashi
Kizaki Jiro
Aisin Seiki Kabushiki Kaisha
Toyota Jidosha Kogyo Kabushiki Kaisha
Ward, Jr. Robert S.
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