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Title:
ELECTROMAGNETIC ACTUATOR
Document Type and Number:
WIPO Patent Application WO/2023/044640
Kind Code:
A1
Abstract:
The present invention relates to an electromagnetic actuator. The electromagnetic actuator comprises a housing, a front magnetic pole, a rear magnetic pole, and a guide sleeve, wherein the front magnetic pole is fixed to the housing, the housing has a cavity, the cavity has a closed end and an open end axially opposite to each other, the open end is closed by the front magnetic pole, and the rear magnetic pole and the guide sleeve are mounted in the cavity; the guide sleeve has a first end facing the open end and a second end facing the closed end; the guide sleeve has an elastically deformable flange at the first end, and has a radially stepped surface, at an axially middle portion, facing the closed end; the rear magnetic pole is axially abutted between the radially stepped surface and the closed end; and the flange is elastically abutted against the front magnetic pole, such that the guide sleeve and the rear magnetic pole are axially positioned with respect to the housing. The electromagnetic actuator of the present invention has an improved mounting manner.

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Inventors:
ZHENG FEIXIANG (CN)
LI ZHIWEI (CN)
SHI YAN (CN)
Application Number:
PCT/CN2021/119778
Publication Date:
March 30, 2023
Filing Date:
September 23, 2021
Export Citation:
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Assignee:
SCHAEFFLER TECHNOLOGIES AG (DE)
International Classes:
F16K31/06
Foreign References:
CN106195400A2016-12-07
CN205806678U2016-12-14
CN205806637U2016-12-14
CN205047946U2016-02-24
CN106050468A2016-10-26
EP3312853A12018-04-25
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
Download PDF:
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