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:
Mar. 19, 1991

Filed:

Apr. 04, 1990
Applicant:
Inventors:

Yoshio Wazaki, Wako, JP;

Tetsuya Ono, Wako, JP;

Norio Suzuki, Wako, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60K / ;
U.S. Cl.
CPC ...
180197 ; 36442603 ; 123345 ;
Abstract

A driving wheel slip control system for a vehicle equipped with an internal combustion engine capable of changing the valve lift characteristic of inlet and/or exhaust valves thereof. An output from the engine is decreased in response to a detected magnitude of slip of at least one of the driving wheels. An engine output decrement is changed in response to the changed valve lift characteristic.


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