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:
Jan. 17, 2012
Filed:
Apr. 10, 2007
Applicant:
Yukio Takahashi, Shibukawa, JP;
Inventor:
Yukio Takahashi, Shibukawa, JP;
Assignee:
Japan Precision Instruments, Inc., Gunma, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The electric-powered air release valve comprises a nozzle, a fixed iron core; an excitation coil; a movable iron plate; a leaf spring: a rubber valve; and a yoke; wherein a circular hole capable of accommodating a circular column part at one end of the fixed iron core when the movable iron plate is moved toward the nozzle is formed in the movable iron plate; and a magnetic gap is maintained between an internal periphery of the circular hole and an external periphery of the circular column part at one end of the fixed iron core.