Patent ID: 9604688
Date: 2017-03-28
CPC Classifications: B62J,B62K

Claim:
1. A foldable bicycle, comprising: a main frame, comprising a front casing, a middle pivoting member, and a rear pivoting member, wherein the rear pivoting member is pivotally connected with a rear wheel; a front frame, comprising a bottom portion pivotally connected with a front wheel, wherein the front frame is inserted into the front casing; a swingable middle frame comprising an upper section, a middle section, and a lower section, wherein the middle section is pivotally connected with the middle pivoting member, the lower section comprises a guiding groove, the guiding groove comprises a first groove end and a second groove end, a distance between the first groove end and the middle pivoting member is greater than a distance between the second groove end and the middle pivoting member; and a rear strut comprising a first end and a second end, wherein the first end is pivotally connected with the rear pivoting member and is swingable relative to the main frame, the second end is connected to a slider, the slider is slidably received in the guiding groove so as to be selectively moved between the first groove end and the second groove end; wherein, the swingable middle frame is selectively swung between a retracted position and a deployed position by taking the middle pivoting member as a rotation center, the deployed position is a position in which the slider is slidably moved to the first groove end, and the retracted position is a position in which the slider is slidably moved to the second groove end.