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:
Oct. 18, 2022
Filed:
Nov. 26, 2019
Applicant:
Takatori Seisakusho Co., Ltd., Ukiha, JP;
Inventors:
Kojiro Fujiyama, Ukiha, JP;
Haruhiko Takahashi, Kawasaki, JP;
Assignee:
TAKATORI SEISAKUSHO Co., Ltd., Ukiha, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16K 31/53 (2006.01); F16H 49/00 (2006.01); F16K 37/00 (2006.01); F16K 31/04 (2006.01);
U.S. Cl.
CPC ...
F16K 31/53 (2013.01); F16H 49/001 (2013.01); F16K 31/047 (2013.01); F16K 37/0041 (2013.01);
Abstract
An actuator that is capable of securing sufficient quietness when driven, that is small in size, that has excellent power transmission performance because of a high reduction ratio, and that is capable of performing highly accurate control. The actuator functions as a valve actuator that opens or closes a valve. The actuator includes a drive transmission gear, a motor, a friction drive speed reducer, a wave gear reducer, and an absolute encoder.