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:
Oct. 26, 2004
Filed:
Apr. 28, 2003
Kenji Hattori, Tokyo, JP;
Koki Matsumoto, Tokyo, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
There are provided a drive unit having a connection part while driving a motor , a control unit having a connection part while receiving a command from a host controller and sending a command to the drive unit , a rack for providing a back panel having connected parts for removably making electrical connection to the connection parts while accommodating the control unit and the drive unit , and a DC voltage conversion part for converting a DC voltage into an output using an AC voltage as an input while being provided in the back panel , and the drive unit is provided with a capacitor while being connected to an output of the DC voltage conversion part , and an inverter for converting the DC voltage into an AC voltage based on the command.