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:
May. 04, 1982
Filed:
Oct. 24, 1980
Applicant:
Inventor:
Takeji Takagi, Machida, JP;
Assignee:
Olympus Optical Co., Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
128-4 ; 12830315 ;
Abstract
In a flexible tube for an endoscope including a metallic braided texture and a sheath tube covering the braided texture, both of which form a bendable portion and/or a flexible portion of an endoscope through which bundles of optical fibres, a flexure controlling wire or the like are passed, the internal peripheral surface of the sheath tube which covers the metallic braided texture is formed with grooves which retain an antifriction agent therein.