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:
Jan. 18, 2000
Filed:
Aug. 19, 1997
Tatsuaki Tanaka, Kasai, JP;
Toshihiro Suhara, Taka-gun, JP;
Toshihiro Matsumoto, Kasai, JP;
Hiroaki Sagara, Kasai, JP;
Yoshihiko Maeda, Kasai, JP;
Sanyo Electric Co., Ltd., , JP;
Abstract
An electrically assisted vehicle includes a vehicle body having a driving wheel driven by human driving power and electric driving power, a driving power applying section for applying the human driving power to drive the driving wheel, a torque detection section to detect the human driving power applied to the driving power applying section, a motor to auxiliarily drive the driving wheel by the electric driving power, a battery to supply power for the motor, and a control section to control the motor according to a result detected by the torque detection section, wherein the control section has a plurality of switchable assist modes relating to an assist ratio of the electric driving power to the human driving power.