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:
Jun. 30, 2020
Filed:
Dec. 20, 2018
Fujikin Incorporated, Osaka, JP;
T&s Corporation, Chiba, JP;
Toshiro Sakabe, Osaka, JP;
Toyohiko Aoki, Chiba, JP;
Kiyomi Watanabe, Chiba, JP;
Shin Yokoshima, Chiba, JP;
FUJIKIN INCORPORATED, Osaka, JP;
T&S CORPORATION, Shiba, JP;
Abstract
Provided is a power unit including: a power converter circuit connected to an external power supply, the power converter circuit being configured to generate a voltage necessary to drive a driven device; a communication terminal connected to a controller, the communication terminal being configured to transmit and receive information between the controller and the driven device; a power supply control terminal connected to the controller, the power supply control terminal being applied with a direct current voltage from the controller; and a relay element provided between the external power supply and the power converter circuit, the relay element being configured to control supply of electric power to the power converter circuit, wherein the relay element is driven by a direct current voltage applied from the power supply control terminal when a power supply of the controller is turned on, and electric power is supplied to the power converter circuit.