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:
Dec. 03, 2002
Filed:
Jan. 25, 2001
Coichi Shichida, Tokyo, JP;
Tomotaka Yano, Tokyo, JP;
Yuichi Yamaji, Tokyo, JP;
Takashi Sekiya, Tokyo, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
A drawing apparatus constructed such that a screw rod having an axis center along a drawing direction of an electrical machinery is rotatably supported by a floor portion of a drawing type electrical machinery accommodating portion of a switch gear, a nut engaged with a lower portion of the electrical machinery is screwed with the screw rod the nut is moved by rotating the screw rod and the electrical machinery is driven in a direction of inserting or drawing out, whereby the drawing apparatus is commonly used for various drawing-type electrical machineries regardless of sizes of the electrical machineries.