US 12,151,769 B2
Self-supporting folding scooter
Ahmad Omari, Aachen (DE)
Assigned to MUHR UND BENDER KG, Attendorn (DE)
Appl. No. 17/765,457
Filed by Muhr und Bender KG, Attendorn (DE)
PCT Filed Oct. 1, 2020, PCT No. PCT/DE2020/000232
§ 371(c)(1), (2) Date Mar. 31, 2022,
PCT Pub. No. WO2021/063433, PCT Pub. Date Apr. 8, 2021.
Claims priority of application No. 10 2019 006 930.7 (DE), filed on Oct. 2, 2019.
Prior Publication US 2022/0379991 A1, Dec. 1, 2022
Int. Cl. B62K 15/00 (2006.01); B62K 5/00 (2013.01); B62K 5/08 (2006.01); B62K 25/12 (2006.01)
CPC B62K 15/008 (2013.01) [B62K 5/08 (2013.01); B62K 25/12 (2013.01); B62K 2005/001 (2013.01)] 12 Claims
OG exemplary drawing
 
11. A foldable self-supporting scooter, comprising
at least three wheels,
a steering column,
a footboard,
a front axle for receiving at least one front wheel,
a rear suspension for receiving at least one rear wheel, and
a folding mechanism, the folding mechanism comprising
a front axle suspension, which provides a device for receiving the steering column and for receiving the front axle,
a sub-base to which the rear wheel suspension is attached,
a main base,
a synchronizing rod,
an actuating lever for initiating a folding operation,
a latching plate for securing the scooter in at least one of an unfolded state and a folded state,
wherein the main base is connected to the front axle suspension by a first hinge pin, the sub-base is connected to the main base by a second hinge pin, the synchronizing rod is connected to the front axle suspension and to the sub-base at respective ends by third hinge pins, wherein the synchronizing rod is configured to keep a center of gravity of the scooter in a position between the at least one front wheel and the at least one rear wheel at all times during the folding operation,
wherein one of the sub-base and the main base is connected to the front axle suspension by at least one spring to facilitate the folding operation of the scooter,
wherein the folding mechanism is unlocked upon actuation of the actuating lever, and
wherein the latching plate is mounted on the sub-base by a fourth hinge pin, is spring-loaded and is rotatable by the actuating lever against the spring loading thereof, in such a manner that the latching plate in the folded state engages in the synchronizing rod to secure the maintenance of the folded state and in the unfolded state engages in the main base to secure the maintenance of the unfolded state, wherein by pressing the actuating lever each of the secured folded state and unfolded state are releasable.