US 12,297,967 B1
LED lamp with rotatable lamp holder for adjusting color temperature
Xilong Li, Xiamen (CN); Yinbo Wang, Xiamen (CN); Zhihui Lai, Xiamen (CN); Xinling Huang, Xiamen (CN); and Jincheng Liao, Xiamen (CN)
Assigned to Xiamen Longstar Lighting Co., Ltd., Xiamen (CN)
Filed by Xiamen Longstar Lighting Co., Ltd., Xiamen (CN)
Filed on Jul. 9, 2024, as Appl. No. 18/767,358.
Claims priority of application No. 202421264476.1 (CN), filed on Jun. 4, 2024.
Int. Cl. F21K 9/238 (2016.01); F21V 23/04 (2006.01); F21Y 115/10 (2016.01)
CPC F21K 9/238 (2016.08) [F21V 23/04 (2013.01); F21Y 2115/10 (2016.08)] 5 Claims
OG exemplary drawing
 
1. A light emitting diode (LED) lamp for adjusting color temperature by rotating a lamp holder, comprising:
a bulb shell,
the lamp holder,
a light source assembly, and
a driver circuit board, wherein:
the bulb shell and the lamp holder are combined to form a sealed space for accommodating the light source assembly and the driver circuit board,
the driver circuit board comprises a rotatable switch,
the rotatable switch is fixedly connected to a rotatable knob on the lamp holder through a rotating shell, which enables the rotatable knob to drive the rotatable switch to rotate by an external force,
an inner wall of the lamp holder is disposed with an insulating shell,
the insulating shell comprises a position-providing opening corresponding to a lower end of the lamp holder, and
one end of the rotatable knob passes through the position-providing opening and is interlocked with the position-providing opening in an opposite direction relative to an insertion direction of the rotatable knob.