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Patent Searching and Data


Title:
WIPER DEVICE
Document Type and Number:
Japanese Patent JP2020078105
Kind Code:
A
Abstract:
To suppress product cost of a wiper device for which a motor comprising a low-speed brush and a high-speed brush is used.SOLUTION: In a motor housing, a circuit board 58 is accommodated together with a motor body 36 and a speed reduction mechanism, the motor body 36 comprises a high-speed brush, a low-speed brush, and a common brush, and the motor body 36 is connected to the circuit board 58. A controller 60 is formed by attaching an IC 76 and a switching relay 80 to the circuit board 58, a power supply voltage is supplied from the inside of a vehicle compartment by a wire harness 60C, and a signal in response to operation of a wiper switch 72 is supplied. Thus, the power supply voltage is supplied from the inside of the vehicle compartment to the motor housing completely by one system in the wiper device 10. Therefore, assembly is facilitated, such that product cost is suppressed.SELECTED DRAWING: Figure 1

Inventors:
OKI TOMOYUKI
Application Number:
JP2018208054A
Publication Date:
May 21, 2020
Filing Date:
November 05, 2018
Export Citation:
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Assignee:
DENSO CORP
International Classes:
H02K11/20; B60S1/08; H02K11/02; H02K23/66
Domestic Patent References:
JPH01202555A1989-08-15
JP2004237896A2004-08-26
JPS5932350A1984-02-21
JPS5016635U1975-02-21
Attorney, Agent or Firm:
Patent Service Corporation Taiyo International Patent Office