US 11,056,782 B2
Linked locking mechanism and antenna down-tilt angle control device
Chaosheng Huang, Guangdong (CN); Zefeng Ma, Guangdong (CN); Fengzhang Xue, Guangdong (CN); Jianjun You, Guangdong (CN); Hongbin Duan, Guangdong (CN); and Peitao Liu, Guangdong (CN)
Assigned to Comba Telecom Technology (Guangzhou) Limited
Appl. No. 16/649,421
Filed by Comba Telecom Technology (Guangzhou) Limited, Guangdong (CN)
PCT Filed Aug. 29, 2018, PCT No. PCT/CN2018/103005
§ 371(c)(1), (2) Date Mar. 20, 2020,
PCT Pub. No. WO2019/056934, PCT Pub. Date Mar. 28, 2019.
Claims priority of application No. 201710867596.9 (CN), filed on Sep. 22, 2017.
Prior Publication US 2020/0303816 A1, Sep. 24, 2020
Int. Cl. H01Q 3/04 (2006.01); F16H 3/08 (2006.01); H01Q 1/12 (2006.01)
CPC H01Q 3/04 (2013.01) [F16H 3/08 (2013.01); H01Q 1/125 (2013.01)] 13 Claims
OG exemplary drawing
1. A linked locking mechanism, comprising:
a mounting frame which is provided with at least two mounting positions, each mounting position is provided with a mounting through hole and a clamping body provided along an outer circumferential direction of the mounting through hole, all the mounting through holes are spaced along a same circumferential direction;
an output assembly corresponding to a respective mounting position, the output assembly includes an output shaft and an output gear which is resiliently disposed on the output shaft, one end of the output gear is provided with an engaging body engaged with the clamping body and a pressing body passing through the mounting through hole, the engaging body is disposed outside the pressing body; and
a rotating bracket, which can be rotated relative to the mounting frame, the rotating bracket is provided with a pressure bearing surface that is pressed against the pressing body and at least two arc-shaped embossments provided on the pressure bearing surface, all the arc-shaped embossments are spaced along a same circumferential direction, the arc-shaped embossment includes a guide end, an anti-reverse end, and a mating body provided between the guide end and the anti-reverse end, only when the mating body and the pressing body abut, and the engaging body and the clamping body are separated from each other, the output gear can drive the output shaft to rotate.