US 12,263,710 B2
Mechanical leg and wheeled mobile device
Jie Lai, Shenzhen (CN); Dongsheng Zhang, Shenzhen (CN); Shuai Wang, Shenzhen (CN); Ke Chen, Shenzhen (CN); Sicheng Yang, Shenzhen (CN); and Zhengyou Zhang, Shenzhen (CN)
Assigned to TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED, Shenzhen (CN)
Filed by TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED, Shenzhen (CN)
Filed on Mar. 22, 2024, as Appl. No. 18/613,322.
Application 18/613,322 is a continuation of application No. 17/968,229, filed on Oct. 18, 2022, granted, now 11,993,123.
Application 17/968,229 is a continuation of application No. PCT/CN2021/101882, filed on Jun. 23, 2021.
Claims priority of application No. 202010806731.0 (CN), filed on Aug. 12, 2020.
Prior Publication US 2024/0227486 A1, Jul. 11, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. B62D 57/028 (2006.01); B60G 17/02 (2006.01); B60G 21/00 (2006.01); B62D 61/12 (2006.01)
CPC B60G 17/025 (2013.01) [B60G 21/005 (2013.01); B62D 61/12 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A mechanical leg, comprising:
a frame,
at least two retractable legs connected to the frame,
an auxiliary wheel, and
an auxiliary leg, a first end of the auxiliary leg being connected to the auxiliary wheel, a second end of the auxiliary leg being connected to the frame,
wherein one of the at least two retractable legs comprises:
a wheel;
a retractable member, connected to the wheel and configured to drive the wheel to jump; and
an extension and retraction driving member, located on the frame, connected to the retractable member, and configured to drive the retractable member to extend and retract; and
wherein the mechanical leg is configured to move as the wheel and the auxiliary wheel roll on a ground.