US 11,731,683 B2
Cart handle and baby cart
Wenbo Wu, Guangdong (CN); Hu Chen, Guangdong (CN); John Riedl, Fontana, CA (US); Chin-Kuan Lac, Fontana, CA (US); Michael Cavins, Fontana, CA (US); and Bo Xiao, Fontana, CA (US)
Assigned to Dongguan Jinwang Children Products Co Ltd., Dongguan (CN); and Baby Trend, Inc., Fontana, CA (US)
Appl. No. 17/635,099
Filed by DONGGUAN JINWANG CHILDREN PRODUCTSCO LTD., Guangdong (CN); and BABY TREND, INC., Fontana, CA (US)
PCT Filed Jan. 11, 2021, PCT No. PCT/CN2021/071009
§ 371(c)(1), (2) Date Feb. 14, 2022,
PCT Pub. No. WO2022/083010, PCT Pub. Date Apr. 28, 2022.
Claims priority of application No. 202022351896.1 (CN), filed on Oct. 20, 2020.
Prior Publication US 2022/0355846 A1, Nov. 10, 2022
Int. Cl. B62B 9/20 (2006.01); B62B 7/04 (2006.01)
CPC B62B 9/20 (2013.01) [B62B 7/04 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A cart handle, comprising:
a handle body;
a fixed member;
a rotating member, the fixed member and the rotating member lying along a common axis, wherein the rotating member is rotatable about the axis relative to the fixed member and is positionable at a plurality of different rotation angles about the axis, the rotating member and the fixed member being non-displaced or kept unseparated along the axis, wherein the handle body is fixedly connected to, integrally formed with or detachably and fixedly connected to the rotating member;
a sliding unlocking assembly slidable along the axis relative to the rotating member, the sliding unlocking assembly including a sliding engagement part;
wherein the rotating member and the sliding engagement part are relatively non-rotating and the rotating member comprises a movable state and a locked state;
such that when the rotating member is in the locked state, the sliding unlocking assembly slides towards the fixed member and is locked with the fixed member to make the fixed member and the rotating member relatively non-rotating,
when the rotating member is in the movable state, the sliding unlocking assembly slides away from the fixed member and unlocks the rotating member to make the rotating member rotatable relative to the fixed member; and
a rotating guide mechanism comprising a guiding groove and a guiding protrusion, wherein the guiding protrusion is slidably provided in the guiding groove; wherein the guiding groove is formed in the rotating member, and the guiding protrusion is provided on the fixed member, or the guiding groove is formed in the fixed member, and the guiding protrusion is provided on the rotating member; such that when the rotating member and the fixed member rotate relatively, the guiding protrusion slides along and in the guiding groove.