US 11,940,134 B2
Lighting lamp with explandable and contractable damper
Zhonghua Sui, Suzhou (CN); Yueping Wang, Suzhou (CN); and Yuejun Feng, Suzhou (CN)
Assigned to SUZHOU OPPLE LIGHTING CO., LTD., Suzhou (CN); and OPPLE LIGHTING CO., LTD., Shanghai (CN)
Filed by SUZHOU OPPLE LIGHTING CO., LTD., Suzhou (CN); and OPPLE LIGHTING CO., LTD., Shanghai (CN)
Filed on Jun. 9, 2022, as Appl. No. 17/836,975.
Application 17/836,975 is a continuation of application No. PCT/CN2020/135298, filed on Dec. 10, 2020.
Prior Publication US 2022/0299196 A1, Sep. 22, 2022
Int. Cl. F21V 21/26 (2006.01)
CPC F21V 21/26 (2013.01) 12 Claims
OG exemplary drawing
 
1. A lighting lamp, comprising:
a lamp cap; and
a connecting rod assembly,
wherein the connecting rod assembly comprises a first connecting rod, a second connecting rod and a damper; the direction of the axis of the second connecting rod is different from the direction of the axis of the first connecting rod; a first end of the second connecting rod is rotatably connected with a first end of the first connecting rod; the damper comprises a fixed end and a movable end, the movable end is slidably connected with the fixed end, and damping force is provided between the movable end and the fixed end; the fixed end is connected with one of the first connecting rod and the second connecting rod, and the movable end is connected with the other one of the first connecting rod and the second connecting rod; the damper is configured to expand and contract in a direction parallel to one of the first connecting rod and the second connecting rod, and different from the direction of the axis of the other one of the first connecting rod and the second connecting rod; the lamp cap is connected with the first connecting rod.