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Patent Searching and Data


Title:
ELECTRIC BOOSTER FOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2021/039917
Kind Code:
A1
Abstract:
An electric booster 100 is provided with an input part 93 connected to a brake pedal 91 as a brake operating member. The electric booster 100 is provided with an assist mechanism 98 for outputting assist force toward an output part 97 by driving of a motor 95. The assist mechanism 98 has a cylindrical assist part 94 into which the input part 93 is inserted. The electric booster 100 is provided with an elastic body 96 disposed on the output part 97 side relative to the assist part 94. The electric booster 100 is provided with a control device 10 for controlling the motor 95. When an operation displacement amount representing the displacement amount of the input part 93 is reduced, the control device 10 calculates the reduction amount of the operation displacement amount. When the operation displacement amount is reduced, the control device 10 controls the motor 95 on the basis of the operation displacement amount and the reduction amount.

Inventors:
KAKIZOE KENTA (JP)
Application Number:
PCT/JP2020/032416
Publication Date:
March 04, 2021
Filing Date:
August 27, 2020
Export Citation:
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Assignee:
ADVICS CO LTD (JP)
International Classes:
B60T13/74; B60T8/00
Domestic Patent References:
WO2018097278A12018-05-31
Foreign References:
JP2017149315A2017-08-31
JP2018008638A2018-01-18
JP2017114426A2017-06-29
JP2012071732A2012-04-12
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