IP Library › Granted Patent US 12,209,733
Granted Patent B2
US 12,209,733 · App. 18/748,519 · Granted Jan 28, 2025

LED lamp with small nightlight function

Inventors: Wenda Wen (Xiamen, CN); Xiaoyan Zhong (Xiamen, CN); Yuhan Lin (Xiamen, CN)
Assignee: Xiamen Topstar Lighting Co., Ltd.
F21V13/04F21V17/12F21V19/003F21Y2115/10
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Quick Facts
Patent No.
US 12,209,733
App. No.
18/748,519
Granted
Jan 28, 2025
Kind
B2
Abstract

An LED lamp with a small nightlight function includes a bulb shell, a light source plate and a reflector. The light source plate is provided with the reflector which has a light input end and a light output end, and the light source plate is provided with an inner-circle light source which is opposite to the light input end; and an outer-circle light source surrounding the inner-circle light source, the bulb shell has a first diffusion cover and a second diffusion cover connected to each other, the first diffusion cover covers the light output end of the reflector; the second diffusion cover is arranged between the reflector and the light source plate and opposite to the outside of the reflector; the outer-circle light source is opposite to the outside of the reflector.

Claims (11)

1. A Light Emitting Diode (LED) lamp with a small nightlight function, comprising a bulb shell, a light source plate and a reflector, wherein

the light source plate is provided with the reflector, and the reflector comprises a light input end and a light output end, and the light source plate is provided with an inner-circle light source and an outer-circle light source surrounding the inner-circle light source, and the inner-circle light source is on the light input end and facing the light input end;

the bulb shell comprises a first diffusion cover and a second diffusion cover connected to each other, the first diffusion cover covers the light output end of the reflector; the second diffusion cover is arranged between the reflector and the light source plate; the outer-circle light source is facing an outside of the reflector, and the second diffusion cover is facing the outside of the reflector;

the second diffusion cover is clamped to the outside of the reflector, and the first diffusion cover is clamped to an inside of the reflector; and

an inner wall of the second diffusion cover is provided with a protruding first clamping block in the circumferential direction thereof, and an outer wall of the reflector is provided with a first clamping groove in the circumferential direction thereof, and the first clamping groove is clamped with the first clamping block; an inner wall of the reflector is provided with a second clamping block in the circumferential direction thereof, and an outer wall of the first diffusion cover is provided with a second clamping groove in the circumferential direction thereof, and the second clamping block is clamped with the second clamping groove.

2. The LED lamp according to claim 1 , wherein a first inclined guiding surface is provided on an upper side of the first clamping block and a second inclined guiding surface is provided on an upper side of the second clamping block.

3. The LED lamp according to claim 1 , further comprising a plastic shell clamped to an end of the second diffusion cover away from the first diffusion cover.

4. The LED lamp according to claim 3 , wherein an inner wall of the plastic shell is provided with a protruding third clamping block in the circumferential direction thereof, and an outer wall of the second diffusion cover is provided with a third clamping groove in the circumferential direction thereof, and the third clamping block is clamped with the third clamping groove.

5. The LED lamp according to claim 1 , wherein the light input end of the reflector is clamped with the light source plate.

6. The LED lamp according to claim 5 , wherein the light source plate is provided with a plurality of bayonets at intervals around the inner-circle light source, and the light input end of the reflector corresponding to the bayonets is extended with a plurality of clamping hooks that are clamped with the bayonets.

7. The LED lamp according to claim 1 , wherein the light input end of the reflector is connected with the light source plate through a screw lock.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 8, 2024
From: WEN, WENDA; ZHONG, XIAOYAN; LIN, YUHAN
To: XIAMEN TOPSTAR LIGHTING CO., LTD.
Reel/Frame 067930/0458 →
Priority Claims (1)
CN 202322652632.3 · Sep 28, 2023 · national
Continuity (1)
Related Publication 20240337365A1 · Oct 10, 2024
References Cited (9)
US 8240880B2 · Chen · 2012 [cited by examiner]
US 8820962B2 · Kang · 2014 [cited by examiner]
US 9618184B2 · Buchholz · 2017 [cited by examiner]
US 11648871B1 · Lan · 2023 [cited by examiner]
US 20130229801A1 · Breidenassel · 2013 [cited by examiner]
US 20140211467A1 · Yang · 2014 [cited by examiner]
US 20160053966A1 · Dassanayake · 2016 [cited by examiner]
US 20170365136A1 · Torre Sarmiento · 2017 [cited by examiner]
US 20240027054A1 · Baker · 2024 [cited by examiner]