• CN 101,687,518 A
  • Filed: 04/02/2008
  • Published: 03/31/2010
  • Est. Priority Date: 04/09/2007
  • Status: Active Grant
First Claim
Patent Images

1. perambulator possesses:

  • Vehicle frame portion with the forward foot in a step and rear foot;

    Handgrip is attached in the described vehicle frame portion in the mode that can shake;

    Castor mechanism, described castor mechanism is located in the described forward foot in a step and the described rear foot at least one, has wheel, keeps the wheel holding element of described wheel and the blocking device that can move in the mode that can rotate and can circle round between the latched position of circling round of the described wheel of restriction and the latch-release position that described wheel is circled round;

    Switching mechanism, described switching mechanism is provided in a side of the switching part on the described handgrip, and having along with shaking of described handgrip to be the switching part that move at the center with the center of shaking of described handgrip;

    Transfer device, be located between described switching mechanism and the described castor mechanism, the action of described switching mechanism is passed to described blocking device, make described blocking device move or move to described latch-release position from described latched position from described latch-release position to described latched position.

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