Mechanical seal and method of forming a sliding surface thereof

Details Mechanical seal and method of forming a sliding surface thereof Mechanical seal and method of forming a sliding surface thereof

1981-11-03

1983-12-13

Smith, Robert I.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277134, F16J 1534

Patent

active

044201621

ABSTRACT:
A mechanical seal has a predetermined number of fine grooves formed on a sliding surface thereof, both ends of the fine grooves respectively reaching the outer peripheral end and the inner peripheral end of the sliding surface, part of the fine grooves being inclined forwardly and the remainder inclined rearwardly with respect to the relative rotational direction of the sliding surface. With those fine grooves it is intended to improve the sealing effect and the lubricating effect of the sliding surface. Also provided is a method of forming such a sliding surface.

REFERENCES:
patent: 3973781 (1976-08-01), Grorich

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