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:
May. 29, 2012
Filed:
Oct. 14, 2008
Applicants:
Chieh-cheng Chen, Taoyuan Hsien, TW;
Ming-chih Tsai, Taoyuan Hsien, TW;
Chien-chia Lin, Taoyuan Hsien, TW;
Inventors:
Chieh-Cheng Chen, Taoyuan Hsien, TW;
Ming-Chih Tsai, Taoyuan Hsien, TW;
Chien-Chia Lin, Taoyuan Hsien, TW;
Assignee:
Delta Electronics, Inc., Taoyuan Hsien, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 31/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A solenoid valve includes a bobbin, a coil, a rod, and at least one ball. The bobbin has a through hole and a multiple-turning-point groove in the inner wall of the bobbin. The coil winds around the bobbin. The rod is disposed in the through hole and is capable of moving inward or outward along the through hole, and has a recess in the outer wall of the rod. Each ball is received in the groove and the recess at the same time.