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Patent Searching and Data


Title:
ELECTRONIC BRAKE MOTOR STRUCTURE WITH BALL SCREW
Document Type and Number:
WIPO Patent Application WO/2019/066257
Kind Code:
A1
Abstract:
The present invention relates to an electronic brake motor structure with ball screw. The present invention comprises a lower housing coupled to a block; a ball screw installed in the center inside the housing and block, the ball screw having a screw formed on an outer circumferential surface thereof; a nut member into which the ball screw penetrates to be coupled therewith, the nut member having a groove pattern corresponding to the ball screw on an inner circumferential surface thereof; a piston coupled to an outer side of the nut member; a hollow shaft coupled to an outer side of a lower part of the piston; a rotor module comprising a rotor and a magnet, coupled to an outer side of the hollow shaft; a stator module coupled to an outer side of the rotor module; an upper bracket for mounting a first bearing to thereinside while supporting an upper part of the stator module; a driven shaft made of a brass material, coupled to an upper part of the ball screw to support the ball screw; a joint member coupled to a bottom of the ball screw with a mounting bolt to support the ball screw and a fourth bearing, wherein the first bearing is installed on an annular locking protrusion formed on an outer side of an upper part of the hollow shaft, the rotor module is installed on an annular locking protrusion formed on an outer side of a lower part of the hollow shaft, and the electronic brake motor structure with ball screw comprises a thermistor mounting means and a bus-bar mounting means which are installed on an upper insulator coupled to an upper part of the stator module.

Inventors:
KIM OK YUN (KR)
LEE KEA HO (KR)
SIN HAENG CHUL (KR)
Application Number:
KR2018/009602
Publication Date:
April 04, 2019
Filing Date:
August 21, 2018
Export Citation:
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Assignee:
TAMAS CO LTD (KR)
International Classes:
H02K7/06; F16D65/18; F16H25/20; H02K5/24; F16D121/24
Foreign References:
KR20100089455A2010-08-12
KR20130016428A2013-02-14
KR20170052981A2017-05-15
JP2010141968A2010-06-24
KR20150117419A2015-10-20
Attorney, Agent or Firm:
LEE, Sung Rok (KR)
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