Title:
BRAKE CASTER
Document Type and Number:
WIPO Patent Application WO/2010/037328
Kind Code:
A1
Abstract:
A caster for a trolley has a brake mechanism The brake mechanism comprises a controller with a signal receiver, a locking device (14) connected to the controller controllably and a rotary damper (17), and the damper includes a shell (4) with limiting structure and a damper wheel (35) located in the shell The shell can be separated from or engaged with the locking device by the limiting structure to form a rotary free state or a non-rotary locking state, and the damper wheel is connected drivingly to a wheel body (11) of the caster Therefore, after leaving a prescribed area, the trolley may be pushed slowly for several meters forward because of the damper, but not be dead locked suddenly, so that the danger to the user can be avoided and the damage to the wheel body can be prevented
Inventors:
QIU YING (CN)
FANG LIMING (CN)
XU JINYUAN (CN)
MA JIE (CN)
FANG LIMING (CN)
XU JINYUAN (CN)
MA JIE (CN)
Application Number:
PCT/CN2009/074104
Publication Date:
April 08, 2010
Filing Date:
September 22, 2009
Export Citation:
Assignee:
ZHUHAI BAJA ELECTRONICS TECHNO (CN)
QIU YING (CN)
FANG LIMING (CN)
XU JINYUAN (CN)
MA JIE (CN)
QIU YING (CN)
FANG LIMING (CN)
XU JINYUAN (CN)
MA JIE (CN)
International Classes:
B62B5/04; B60B33/00
Foreign References:
| CN201291713Y | 2009-08-19 | |||
| JP2000158903A | 2000-06-13 | |||
| JP2002282314A | 2002-10-02 | |||
| US6945366B2 | 2005-09-20 | |||
| JP2002145030A | 2002-05-22 | |||
| DE19517729A1 | 1996-02-08 |
Attorney, Agent or Firm:
INNOPAT INTELLECTUAL PROPERTY CO., LTD. (Pinglan Road Nanpin, Zhuhai Guangdong 0, CN)
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