US 11,939,022 B2
Folding bicycle
Quinten John Northfield, West Wickham (GB)
Appl. No. 17/284,136
Filed by Quinten John Northfield, West Wickham (GB)
PCT Filed Oct. 10, 2019, PCT No. PCT/EP2019/077541
§ 371(c)(1), (2) Date Apr. 9, 2021,
PCT Pub. No. WO2020/074673, PCT Pub. Date Apr. 16, 2020.
Claims priority of application No. 1816673 (GB), filed on Oct. 12, 2018.
Prior Publication US 2021/0331763 A1, Oct. 28, 2021
Int. Cl. B62K 15/00 (2006.01); B62K 19/28 (2006.01); B62K 19/34 (2006.01); B62K 21/18 (2006.01); B62M 6/70 (2010.01); B62M 9/16 (2006.01)
CPC B62K 15/008 (2013.01) [B62K 19/28 (2013.01); B62K 19/34 (2013.01); B62K 21/18 (2013.01); B62M 6/70 (2013.01); B62M 9/16 (2013.01); B62K 2015/003 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A folding bicycle comprising:
a first frame section;
a second frame section movably mounted to the first frame section so that the first and second frame sections may be moved relative to each other from an unfolded position to a folded position;
a front wheel mounted to the first frame section;
a rear wheel mounted to the second frame section;
a chain set mounted to the first frame section comprising a bottom bracket and defining an axis of rotation;
wherein, the bottom bracket comprises first and second axle members extending orthogonally to the axis of rotation and a bridge portion connecting the first and second axle members, the bottom bracket defining a void between the first and second axle members; and
wherein, when in a folded position the front and rear wheels are positioned at least partially within the void defined between the first and second axle members.