US 11,780,282 B2
Suspension assembly, suspension damping device and six wheels bionic chassis
Yuan Gao, Beijing (CN); and Chang Hai Zheng, Beijing (CN)
Assigned to DALU ROBOTECH, TECHNOLOGY(BEIJING) CO., LTD., Beijing (CN); and SUZHOU DALU ROBOTECH TECHNOLOGY CO., LTD., Suzhou (CN)
Appl. No. 17/441,589
Filed by DALU ROBOTECH, TECHNOLOGY(BEIJING) CO., LTD., Beijing (CN); and SUZHOU DALU ROBOTECH TECHNOLOGY CO., LTD., Suzhou (CN)
PCT Filed Jan. 25, 2021, PCT No. PCT/CN2021/073562
§ 371(c)(1), (2) Date Sep. 21, 2021,
PCT Pub. No. WO2021/175042, PCT Pub. Date Sep. 10, 2021.
Claims priority of application No. 202010135427.8 (CN), filed on Mar. 2, 2020; application No. 202011155327.8 (CN), filed on Oct. 26, 2020; and application No. 202022400344.5 (CN), filed on Oct. 26, 2020.
Prior Publication US 2022/0176765 A1, Jun. 9, 2022
Int. Cl. B60G 13/00 (2006.01); B60G 3/20 (2006.01); B60G 11/00 (2006.01); B60G 17/019 (2006.01); B60G 17/0195 (2006.01); B60K 7/00 (2006.01); B62D 57/024 (2006.01); B62D 57/028 (2006.01); B62D 61/10 (2006.01)
CPC B60G 13/003 (2013.01) [B60G 3/20 (2013.01); B60G 11/00 (2013.01); B60G 17/0195 (2013.01); B60G 17/01933 (2013.01); B60K 7/00 (2013.01); B62D 57/024 (2013.01); B62D 57/028 (2013.01); B62D 61/10 (2013.01); B60G 2204/128 (2013.01); B60G 2400/204 (2013.01); B60G 2500/30 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A suspension assembly, comprises:
a supporting arm set composed by a first supporting arm and a second supporting arm;
a suspension spring assembly arranged between the first supporting arm and the second supporting arm, two ends of the suspension spring assembly are respectively hinged to two ends of the first supporting arm and the second supporting arm, wherein one of the first supporting arm or the second supporting arm has an inverted U-shape structure, the other of the first supporting arm or the second supporting arm has a pair of rectangular ribs, one of the first supporting arm and the second supporting arm is arranged above the suspension spring assembly, and one of the first supporting arm and the second supporting arm is respectively arranged at two sides of the suspension spring assembly; and
a steering supporting frame, one end of the steering supporting frame is respectively hinged to one ends of the first supporting arm and the second supporting arm, the other end of the steering supporting frame is hinged to a steering mechanism, and one end of the steering mechanism faced to the horizontal plane is pivotally connected to a wheel set.