Patent ID: 9511785
Filing Date: 2016-12-06
CPC Classification: B62B

Claim Text:
1. A transport cart comprising: a main body comprising a plurality of fixing mechanisms assembled to main body, each of the plurality of fixing mechanisms comprising wherein the rotating element comprises a first spiral arm and a second spiral arm, and the first spiral arm and the second spiral arm are rotationally connected to the first fixing element, the pull rod is arranged on a free end of the first spiral arm; the slider comprises a second fixing element and a stay bar coupled to the second fixing element, and the second fixing element and the stay bar slip relative to the corresponding support, the second fixing element couples to the first fixing element via the connecting element, the second fixing element comprises a second notch away from the support; the connecting element is sandwiched between the second spiral arm and the second fixing element, and the second spiral arm is engaged with the connecting element, to slip the stay bar relative to the corresponding support; and the elastic element resists against the pull rod to render the transport cart immobile when first spiral arm is rotated toward the second fixing element and the pull rod is received in the second notch.