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:
Sep. 18, 2012
Filed:
Sep. 01, 2009
Byoung Hoo Rho, Daejeon, KR;
Hee Goo Sim, Daejeon, KR;
Mun Su Bok, Daejeon, KR;
Jae Chul Lee, Daejeon, KR;
Po Young Kim, Daejeon, KR;
Byoung Hoo Rho, Daejeon, KR;
Hee Goo Sim, Daejeon, KR;
Mun Su Bok, Daejeon, KR;
Jae Chul Lee, Daejeon, KR;
Po Young Kim, Daejeon, KR;
RPM Tech Co., Ltd., Daejeon, KR;
Abstract
There is provided a multi-turn hydraulic actuator used to open/close a passageway in ground and sea industries including general industrial machines, oil refineries and chemical plants and power generating plants, among others, and more particularly, a multi-turn hydraulic actuator comprising: a hydraulic motor and a decelerator, among others, whereby high torque is efficiently obtained by using low electric power, compared to a conventional electric actuator, and whereby an operation part and a drive part are freely attached to/detached from at a user's necessity.