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:
May. 08, 1990
Filed:
Dec. 16, 1988
Applicant:
Inventors:
Takanori Hamajima, Aichi, JP;
Yukio Inaguma, Nagoya, JP;
Assignees:
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Kabushiki Kaisha Toyota Chuo Kenkyusho, Aichi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K / ;
U.S. Cl.
CPC ...
310 15 ; 310190 ;
Abstract
A linear generator according to the present invention is adapted to generate a voltage proportional to the speed of a movable member or rotor and enable the movable member to be smoothly moved. The linear generator includes a first part having permanent magnets fixed to a yoke which are magnetized to the direction perpendicular to the longitudinal direction of a shaft, and a second part having a coil wound around the bobbins and a housing enclosing the coil. A plurality of magnetic poles are provided between the magnets and coils.