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:
Aug. 22, 2006

Filed:

Sep. 12, 2005
Applicants:

Motohisa Hirose, Saitama, JP;

Takashi Kondo, Kawachi-gun, JP;

Masaaki Nakai, Sakura, JP;

Taizo Kikuchi, Utsunomiya, JP;

Inventors:

Motohisa Hirose, Saitama, JP;

Takashi Kondo, Kawachi-gun, JP;

Masaaki Nakai, Sakura, JP;

Taizo Kikuchi, Utsunomiya, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

An automatic vehicle wiper system including a wiper, a speed sensor which measures vehicle speed, a rainfall measuring device which measures amount of rainfall during predetermined intervals, a calculating device which calculates a wiping action frequency of the wiper as first data, depending on the amount of rainfall measured by the rainfall measuring device, a memory device which stores the first data calculated by the calculating device as second data when the vehicle speed measured by the speed sensor decreases to equal to or less than a predetermined value, and a wiping action frequency determining device which determines the wiping action frequency of the wiper by comparing the first data and the second data when the vehicle speed measured by the speed sensor becomes equal to or greater than a predetermined value after it has been confirmed that the vehicle has stopped.


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