Title:
ELECTRICALLY POWERED STRUT FOR AUTOMOBILE TAILGATE
Document Type and Number:
WIPO Patent Application WO/2021/139036
Kind Code:
A1
Abstract:
Provided is an electrically powered strut for an automobile tailgate, comprising a screw rod (1), a screw sleeve (2), a screw nut (3), a spring (4), an inner sleeve (5), an outer sleeve (6), a spring support tube (11), an electric motor assembly ( 9), an upper ball-and-socket assembly (7), and a lower ball-and-socket assembly (8); the upper end surface of the spring support tube (11) has an upper position-limiting part (111), and the outer sleeve (6) is provided with a first position-limiting part (61) which fits with the upper position-limiting part (111); by means of the fitting of the upper position-limiting part (111) and the first position-limiting part (61), the circumferential rotation of the spring support tube (11) and the electric motor assembly (9) is stopped; the inner wall surface of the spring support tube (11) is provided with a plurality of axially-arranged position-limiting grooves (112); the upper part of the screw sleeve (2) is provided with a convex strip (51) fitting with the position-limiting groove (112); by means of the fitting of the convex strip (51) and the position-limiting groove (112), the circumferential rotation of the spring support tube (11) and the screw sleeve (2) can be stopped; each of the inner and outer sleeves is provided with a water outlet hole.
Inventors:
MA JIAJIA (CN)
GUO WEIFENG (CN)
FANG LIN (CN)
GUO WEIFENG (CN)
FANG LIN (CN)
Application Number:
PCT/CN2020/085556
Publication Date:
July 15, 2021
Filing Date:
April 20, 2020
Export Citation:
Assignee:
KUNSHAN SAINUOTAIKE INDUSTRIAL TECH CO LTD (CN)
International Classes:
E05F15/622; B60J5/10; F16N7/00; H02K7/06
Foreign References:
| EP3032020A1 | 2016-06-15 | |||
| CN205365428U | 2016-07-06 | |||
| CN204627271U | 2015-09-09 | |||
| CN209545350U | 2019-10-25 |
Attorney, Agent or Firm:
SUZHOU ZHOUZHI PATENT AGENCY (CN)
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