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:
Jun. 08, 1993
Filed:
May. 01, 1991
Applicant:
Inventors:
Hiroyuki Katsurada, Tokyo, JP;
Wataru Murai, Tokyo, JP;
Assignee:
Asahi Kogaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
128-4 ;
Abstract
A long and thin flexible tube of an endoscope which forms an outer wall of an insert part and which is fitted with a built-in object including a device for transmitting an observed image from the distal end of the insert part to the proximal end thereof. Also disclosed is a method of producing the long and thin flexible tube. The flexible tube is formed by inserting the built-in object into a plurality of short flexible tube elements, and then connecting together each pair of adjacent short flexible tube elements by use of a connecting device, with the built-in object inserted therein.