Title:
BABY STROLLER
Document Type and Number:
WIPO Patent Application WO/2021/052161
Kind Code:
A1
Abstract:
A baby stroller, comprises a braking mechanism; the braking mechanism comprises brake teeth (3a) provided on a side surface of a wheel (2b), brake tooth grooves (3b) being formed between two adjacent brake teeth (3a); a brake pin (3c) provided at one side of a fork arm (2a1) close to the wheel (2b), the brake pin (3c) being movable upward along the fork arm (2a1) to be clamped into the brake tooth groove (3b); a brake hook (3d) mounted on a wheel carrier mounting base (2c) and movable relative to the wheel carrier mounting base (2c), the brake hook (3d) being provided with a hook portion (3d1); a transmission member (3e) mounted on a wheel carrier (2a) and movable relative to the wheel carrier (2a); a driving member (3f) mounted on a stroller frame (1) or the wheel carrier mounting base (2c) and connected to the brake hook (3d); a brake pin reset component (3g) mounted on the wheel carrier (2a) and capable of pushing, by means of the rebound force thereof, the brake pin (3c) to reset and driving the transmission member (3e) to reset; and a brake hook reset component (3h) mounted on the wheel carrier mounting base (2c) and capable of pushing, by means of the rebound force thereof, the brake hook (3d) to reset. The casters of the baby stroller can all be universal wheels, having the advantages of being convenient to assemble and disassemble and being able to brake synchronously.
Inventors:
YU WUXIANG (CN)
GAO XIONGWEI (CN)
LIU JIE (CN)
GAO XIONGWEI (CN)
LIU JIE (CN)
Application Number:
PCT/CN2020/112565
Publication Date:
March 25, 2021
Filing Date:
August 31, 2020
Export Citation:
Assignee:
YU WUXIANG (CN)
International Classes:
B62B9/08; B62B9/00; B62B9/12
Foreign References:
| CN110509976A | 2019-11-29 | |||
| CN210502840U | 2020-05-12 | |||
| CN104275981A | 2015-01-14 | |||
| CN108820029A | 2018-11-16 | |||
| CN208789752U | 2019-04-26 | |||
| TW201518148A | 2015-05-16 | |||
| JP6445249B2 | 2018-12-26 | |||
| US20180319214A1 | 2018-11-08 |
Attorney, Agent or Firm:
WUXI HUICHENGYONGXIN PATENT FIRM ( GENERAL PARTNERSHIP) (CN)
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