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.:

US 7262950 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 28, 2007

Filed:

Dec. 09, 2004
Applicants:

Hirohisa Suzuki, Nishio, JP;

Koichi Sato, Anjo, JP;

Koichi Tsukada, Okazaki, JP;

Manabu Morita, Okazaki, JP;

Yoshifuru Nishino, Chiryu, JP;

Inventors:

Hirohisa Suzuki, Nishio, JP;

Koichi Sato, Anjo, JP;

Koichi Tsukada, Okazaki, JP;

Manabu Morita, Okazaki, JP;

Yoshifuru Nishino, Chiryu, JP;

Assignees:

Anden Co., Ltd., Anjo, JP;

Denso Corporation, Kariya, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 47/04 (2006.01); H01H 47/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

A relay device includes plural relay units, each having a coil for opening/closing a contact point, a base plate made of resin and having wiring metal pieces, and a control circuit mounted on the base plate for controlling current supply to the coil. The control circuit has a function of stabilizing the holding current irrespective of environmental variation. Thus, the holding current can be further reduced and heating and power consumption can be reduced without losing the function of keeping the contact point state.


Find Patent Forward Citations

Suzuki, Hirohisa. (2007). Relay device having holding current stabilizing and limiting circuit (U.S. Patent No. 7262950). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7262950

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