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:
Mar. 18, 1997
Filed:
May. 02, 1995
Applicant:
Inventors:
Sung-Tai Hwang, Daejeon-Si, KR;
Jong-Hyeun Choi, Daejeon-Si, KR;
Tae-Joon Kim, Daejeon-Si, KR;
Yun-Dong Choi, Daejeon-Si, KR;
Byung-Real Jo, Seoul, KR;
Assignee:
Korea Atomic Energy Research Institute, Daejeon-Si, KR;
Primary Examiner:
Int. Cl.
CPC ...
F16K / ; F16K / ;
U.S. Cl.
CPC ...
137553 ; 251 65 ;
Abstract
A valve having a magnetic force transmission apparatus is disclosed including: a closed body for tightly closing internal components and rotation shaft of the body of the valve, so as to interrupt the leakage of fluid from the valve and maintain perfect airtightness; and a pair of permanent magnet plates opposingly placed in the closed body and for allowing the valve open/close by transmitting power using the magnetic force of magnet pieces attached on yokes in non-contact.