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:
Apr. 17, 2012
Filed:
Mar. 21, 2008
Applicants:
Mitsuaki Shimamura, Yokohama, JP;
Yutaka Togasawa, Yokohama, JP;
Takeshi Maehara, Yokohama, JP;
Yasuhiro Yuguchi, Yokohama, JP;
Inventors:
Mitsuaki Shimamura, Yokohama, JP;
Yutaka Togasawa, Yokohama, JP;
Takeshi Maehara, Yokohama, JP;
Yasuhiro Yuguchi, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B08B 9/045 (2006.01); B08B 13/00 (2006.01); B23K 28/00 (2006.01); B23K 9/00 (2006.01); B23K 26/00 (2006.01); B24B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus for processing an inside of a pipe which performs various works from an inside of a pipe, includes traveling drive units, a working device, rotation support mechanisms, a coupling mechanism, and suspension devices. The traveling drive units are inserted into the inside of the pipe, and the working device is moved in a circumferential direction along the inside of the pipe by the traveling drive units.