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. 20, 1990
Filed:
Apr. 21, 1989
Applicant:
Inventors:
Yoshihiko Shibata, Wake-gun, Okayama-ken 709-02, JP;
Yoshihiro Chikamori, Wake-gun, Okayama-ken 709-02, JP;
Yoichi Shimizu, Wake-gun, Okayama-ken 709-02, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B29C / ;
U.S. Cl.
CPC ...
21032189 ; 55158 ; 264127 ; 264261 ; 264263 ; 264321 ; 428 369 ;
Abstract
A method for fastening soft porous polymer tubes into a fastening seat by remolding the tube ends by compression to remove porosity before insertion into the seat or pressure insertion of a hard, strong tube into each porous tube after insertion into the fastening seat to compress it. An adhesive is used to fill the seat to hold the tubes in place.