The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 22, 1979

Filed:

Oct. 26, 1976
Applicant:
Inventors:

Michio Kiuchi, Nagareyama, JP;

Takeshi Akao, Noda, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
2771 / ; 418145 ;
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.


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