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:
Jul. 26, 2016
Filed:
Nov. 14, 2012
Applicant:
Abb K.k., Tokyo, JP;
Inventor:
Kuniharu Yamauchi, Nagakute, JP;
Assignee:
ABB K.K., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05B 3/00 (2006.01); B05B 3/10 (2006.01); B05B 5/04 (2006.01); B05B 5/00 (2006.01);
U.S. Cl.
CPC ...
B05B 3/1092 (2013.01); B05B 3/1035 (2013.01); B05B 3/1064 (2013.01); B05B 5/0415 (2013.01); B05B 5/0426 (2013.01); B05B 3/001 (2013.01); B05B 3/1014 (2013.01); B05B 5/001 (2013.01);
Abstract
A bearing air passage through which bearing air is supplied toward an air bearing of an air motor and a turbine air passage through which driving air is supplied toward a turbine are provided in a housing. An annular space surrounding the air motor is provided between the housing and a cover. A bearing air branch passage connecting the annular space and the bearing air passage to each other and a turbine air branch passage for connecting the annular space and the turbine air passage to each other are provided. The air branch passages lead a part of the compressed air to the annular space and keep the cover in a heated state.