Title:
ROLLER SKATE WITH A BRAKING SYSTEM EFFECTED BY THE PIVOTING MOTION OF THE WHEEL FRAMES
Document Type and Number:
WIPO Patent Application WO/2007/051420
Kind Code:
A1
Abstract:
A roller skate has wheel frames and wheels, which can use the pivoting motion of the
wheel frames to effect brake. The wheel frames are divided into front and rear ones,
which are fixed to the sole via connection elements. Both front and rear wheel
frames can pivot around the axis of connection element. Between the wheel frame
and the sole, or between the front wheel frame and rear wheel frame, an elastic element
is installed. In-line braking systems are mounted on the wheel frames and effected
by the pivoting motion of the wheel frames. The roller skate can have three or four
groups of wheels, and also can have a preset braking device.
More Like This:
WO/1996/018441 | SAFETY ROLLER SKATES WITH EXCHANGEABLE BASE |
JP3071641 | [Name of device] Brake structure of kickboard |
Inventors:
SUN QUN (CN)
Application Number:
PCT/CN2006/002948
Publication Date:
May 10, 2007
Filing Date:
November 03, 2006
Export Citation:
Assignee:
LIN SUQIN (CN)
SUN QUN (CN)
SUN QUN (CN)
International Classes:
A63C17/14
Domestic Patent References:
WO2002089932A1 | 2002-11-14 | |||
WO1996036408A1 | 1996-11-21 | |||
WO2003004114A1 | 2003-01-16 |
Foreign References:
CN2153398Y | 1994-01-19 | |||
CN2164302Y | 1994-05-11 | |||
EP0545250A2 | 1993-06-09 | |||
DE29610262U1 | 1996-08-22 | |||
JP2004275525A | 2004-10-07 | |||
US5143387A | 1992-09-01 | |||
CN2422994Y | 2001-03-14 |
Attorney, Agent or Firm:
CHENGDU HONGQIAO PATENT LAW OFFICE (3rd Block Chaoyang Garden, No. 2, Yongfeng Roa, Chengdu Sichuan 1, CN)
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