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Title:
BRAKE ACTUATOR
Document Type and Number:
WIPO Patent Application WO/2021/045412
Kind Code:
A1
Abstract:
A brake actuator of the present invention is disclosed. According to one aspect of the present invention, a brake actuator may be provided which presses a piston toward a brake pad or releases the pressing, and is controlled by an electrical signal, the brake actuator comprising: a power generation unit for generating power by an electrical signal; a spindle member rotating by receiving the power from the power generation unit, and having a first screw part formed on the outer peripheral surface thereof; and a nut member for pressing a piston or releasing the pressing, and having a second screw part, engaging with the first screw part, formed on the inner peripheral surface thereof, wherein, for the first screw part, a pitch size between neighboring screw threads changes along the rotating direction according to a predetermined cycle.

Inventors:
KIM KYUNG WON (KR)
Application Number:
PCT/KR2020/011049
Publication Date:
March 11, 2021
Filing Date:
August 19, 2020
Export Citation:
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Assignee:
MANDO CORP (KR)
International Classes:
F16D65/18; B60T13/74; F16D121/24; F16D125/40
Foreign References:
KR20190099881A2019-08-28
KR200426314Y12006-09-13
KR20060095247A2006-08-31
KR20130066377A2013-06-20
US20110232407A12011-09-29
Attorney, Agent or Firm:
SELIM INTELLECTUAL PROPERTY LAW FIRM (KR)
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