Friction wear experiencing machine part having a coating on its

Details Friction wear experiencing machine part having a coating on its Friction wear experiencing machine part having a coating on its

1978-06-23

1980-01-29

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277194, 277195, 277198, F16J 902, F16J 912

Patent

active

041858433

ABSTRACT:
A machine part, such as a piston ring or sealing strip for an internal combustion engine, having one surface arranged to be in sliding contact with a cooperating part to thus be subjected to friction wear, the machine part being provided with a recess extending inwardly from the one surface and presenting at least one lateral wall, and the machine part comprising a layer of material different from the material of the machine part, which layer is disposed in the recess at the sliding surface, in which the layer is held in the recess in a manner such that no bond exists between the layer and the lateral wall.

REFERENCES:
patent: 2212042 (1940-08-01), Phillips et al.
patent: 2583957 (1952-01-01), Marvin
patent: 2640746 (1953-06-01), Phillips et al.
patent: 2908537 (1959-10-01), Kipp
patent: 2927831 (1960-03-01), Tuczek
patent: 3669461 (1972-06-01), Togami
patent: 3814447 (1974-06-01), Prasse et al.
patent: 3944236 (1976-03-01), Takao

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