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. 02, 1999
Filed:
Mar. 26, 1997
Hiroyuki Katsurada, Tokyo, JP;
Shinichi Matsuno, Tokyo, JP;
Asahi Kogaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Abstract
A front end structure of a side-view type endoscope includes a metal front end body on the side face of which a view window is provided, and an end cap of a resilient material in the form of a cylinder with a closed bottom. The end cap is detachably attached to the front end body and is provided with an opening through which at least the view window is exposed. Detachment preventing engagement portions are provided between the end cap and the front end body on opposite sides of the view window. The detachment preventing engagement portions are each provided with at least one recess and at least one projection which is engaged in the recess to resist the movement of the end cap in the end cap detachment direction.