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. 16, 2015
Filed:
Mar. 31, 2011
Shuichi Terakado, Mito, JP;
Hideaki Mori, Kasumigaura, JP;
Yutaka Matsunobu, Mito, JP;
Satoshi Yamamura, Naka, JP;
Shuichi Terakado, Mito, JP;
Hideaki Mori, Kasumigaura, JP;
Yutaka Matsunobu, Mito, JP;
Satoshi Yamamura, Naka, JP;
HITACHI AUTOMOTIVE SYSTEMS, LTD., Ibaraki, JP;
Abstract
A gear-integrated electric motor is provided with a motor () generating a driving force by input of electricity, a gear mechanism () converting the driving force of the motor, and a housing () containing the motor and the gear mechanism, and used in a horizontal position in which a motor shaft () and a gear output shaft () become substantially horizontal. The gear-integrated electric motor includes at least one heat pipe () which has an evaporation portion () disposed in a motor area of the housing, and a condensation portion () disposed in a gear mechanism area of the housing and higher than the evaporation portion with respect to the vertical direction in the horizontal position.