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:
Aug. 11, 2015
Filed:
Feb. 15, 2013
Applicant:
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Inventors:
Takeshi Yamamoto, Tokyo, JP;
Kenichi Kawanishi, Tokyo, JP;
Masahito Matsubara, Tokyo, JP;
Yoshihisa Fujiwara, Tokyo, JP;
Tomochika Hamamoto, Tokyo, JP;
Yukihide Shimazu, Kobe, JP;
Assignee:
MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B23P 15/26 (2006.01); B23Q 3/00 (2006.01); F28F 9/013 (2006.01); F28D 7/06 (2006.01);
U.S. Cl.
CPC ...
B23Q 3/00 (2013.01); F28F 9/0132 (2013.01); F28D 7/06 (2013.01); F28F 2265/30 (2013.01); Y10T 29/49998 (2015.01);
Abstract
A clearance increasing jig of a heat transfer tube, includes: a jig main body inserted into a clearance between adjacent heat transfer tubes; an inflow hole provided in the jig main body and configured to allow a fluid to flow into the jig main body; and an increasing unit provided in the jig main body and configured to increase the clearance as the fluid flows into the jig main body.