US 12,286,882 B2
Penetrating cushion damping device
Xinjian Wang, Chengdu (CN); Yi Zuo, Chengdu (CN); Cheng Qian, Chengdu (CN); Anlin Jiang, Chengdu (CN); Lisheng Deng, Chengdu (CN); Yunyun Guo, Chengdu (CN); Xiandong Nie, Chengdu (CN); Jin Liu, Chengdu (CN); Peng Lu, Chengdu (CN); Yuehai Chen, Chengdu (CN); and Yubin Yang, Chengdu (CN)
Assigned to SICHUAN AEROSPACE SYSTEM ENGINEERING INSTITUTE, Chengdu (CN)
Filed by SICHUAN AEROSPACE SYSTEM ENGINEERING INSTITUTE, Chengdu (CN)
Filed on Dec. 21, 2022, as Appl. No. 18/069,337.
Claims priority of application No. 202211514049.X (CN), filed on Nov. 29, 2022.
Prior Publication US 2024/0175324 A1, May 30, 2024
Int. Cl. E21B 7/26 (2006.01); B64G 1/10 (2006.01)
CPC E21B 7/26 (2013.01) [B64G 1/1071 (2023.08)] 10 Claims
OG exemplary drawing
 
1. A penetrating cushion damping device, comprising a penetrator (1), wherein a magnetic conductor (2) encloses the non-penetrating end of the penetrator (1), a drag plate (3) connected to the penetrator (1) is provided at the lower end face of the magnetic conductor (2), and a magnetic source structure (4) for generating magnetic force on the magnetic conductor (2) is provided in the non-penetrating end of the penetrator (1).