The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 28, 2023

Filed:

Dec. 17, 2021
Applicant:

Hangzhou Hangke Optoelectronics Co., Ltd., Hangzhou, CN;

Inventors:

Qianjun Yan, Hangzhou, CN;

Zhaozhang Zheng, Hangzhou, CN;

Lingli Ma, Hangzhou, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 19/00 (2006.01); F21V 23/00 (2015.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
F21V 19/0015 (2013.01); F21V 23/003 (2013.01); F21Y 2115/10 (2016.08);
Abstract

A lamp is provided, it includes a lamp body, a light-transmitting part, a light source and a power supply component. The lamp body includes a lamp base, the light source is mounted between the lamp base and the light-transmitting plate or mounted in a first cavity between the light-transmitting part and the lamp base, and the light source includes a filament which includes a power supply end electrically connected with the power supply component. The filament includes a plurality of LED chips connected in series, in parallel or in a mixed series-parallel manner. The filament or part of the filament is not in direct contact with the lamp base. Shapes of the light source of the lamp disclosed by the application varies, with better lighting effect and more design freedom at the same time.


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