Sealing structure for sliding parts of powder particle conveying

Details Sealing structure for sliding parts of powder particle conveying Sealing structure for sliding parts of powder particle conveying

1976-10-26

1979-05-22

Smith, Robert I.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

418145, F16J 1532

Patent

active

041555627

ABSTRACT:
A sealing structure including a packing for sealing a sliding part of a valve, such as a rotary or reciprocating valve. The sealing structure is used for connecting together devices having a pressure differential between them and in particular for devices conveying powder particles. The packing of the sealing structure is formed by jointing together a member having a solid lubricating property and a member of substantial mechanical strength.

REFERENCES:
patent: 2209578 (1940-07-01), Rainey et al.
patent: 2367311 (1945-01-01), Reece
patent: 2632399 (1953-03-01), Hyre
patent: 2644804 (1953-07-01), Rubin
patent: 3831259 (1974-08-01), Goulas

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