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.

Date of Patent:
Dec. 11, 2001

Filed:

Mar. 31, 1998
Applicant:
Inventors:

Yoshiaki Yamada, Ageo, JP;

Jun Yamada, Ageo, JP;

Hiroshi Ienaka, Ageo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60K 6/04 ;
U.S. Cl.
CPC ...
B60K 6/04 ;
Abstract

A hybrid vehicle includes a generator driven by an internal combustion engine, a battery charged by the generator and an electric motor driven by the generator and the battery. A drive system transmits the output of the motor to wheels of the vehicle. When, and only when, adequate power cannot be provided by the motor to the wheels because of a fault, an emergency drive indicator issues a command to a power transmitting mechanism, which is responsive only to the command signal to directly transmit the output of the engine to the drive system.


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