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.
Patent No.:
Date of Patent:
Feb. 24, 1981
Filed:
Aug. 17, 1978
Applicant:
Inventor:
Noriatsu Kojima, Nakagawa-ku, Nagoya-shi, Aichi-ken, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E03C / ; F16L / ;
U.S. Cl.
CPC ...
285158 ; 285165 ; 285302 ; 285412 ;
Abstract
The pipe joint has a central bore at one end to receive one of the pipes to be connected via an elastic packing, another central bore at the other end to receive the other pipe and a flange to be secured to the building portion via an elastic packing in an air-tight manner to seal the through-hole.