Title:
VIBRATION REDUCTION APPARATUS, SUSPENSION SYSTEM AND VEHICLE
Document Type and Number:
WIPO Patent Application WO/2023/184425
Kind Code:
A1
Abstract:
A vibration reduction apparatus, a suspension system and a vehicle, reducing the volume and weight of a vibration reduction apparatus. The vibration reduction apparatus comprises a shock absorber (100), a first actuator (200), a first diaphragm (140) and a second diaphragm (150), the shock absorber (100) comprising a housing (110), a piston (120) and a piston rod (130), the piston (120) being disposed in the housing (110) and dividing the housing (110) into a first cavity (113) and a second cavity (114), and the piston (120) having a first accommodation chamber (124) and a second accommodation chamber (127); the first accommodation chamber (124) is in communication with the first cavity (113) via a first damping hole (125), and is in communication with the second cavity (114) via a second damping hole (126); the piston rod (130) extends into the first cavity (113) and connects to the piston (120); the first diaphragm (140) separates the first accommodation chamber (124) from the second accommodation chamber (127), and the second diaphragm (150) separates the second accommodation chamber (127) from the second cavity (114); the first actuator (200) is disposed in the second accommodation chamber (127), and comprises a mover (210) and a stator (220), two ends of the mover (210) being connected to the first diaphragm (140) and the second diaphragm (150), respectively, and the stator (220) being connected to the piston (120) and used to drive the mover (210) to move.
Inventors:
ZHOU DAWEI (CN)
LIAO YONGSHENG (CN)
WENG HAO (CN)
LIAO YONGSHENG (CN)
WENG HAO (CN)
Application Number:
PCT/CN2022/084626
Publication Date:
October 05, 2023
Filing Date:
March 31, 2022
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
B60G17/015; B60G13/00; F16F9/10; F16F9/14
Foreign References:
| CN105480043A | 2016-04-13 | |||
| CN113586642A | 2021-11-02 | |||
| CN105605146A | 2016-05-25 | |||
| CN103967989A | 2014-08-06 | |||
| CN2816483Y | 2006-09-13 | |||
| CN104626911A | 2015-05-20 | |||
| JP2005256890A | 2005-09-22 | |||
| JP2015102100A | 2015-06-04 | |||
| EP2012043A1 | 2009-01-07 |
Attorney, Agent or Firm:
TDIP & PARTNERS (CN)
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