Title:
LAMP BASE
Document Type and Number:
WIPO Patent Application WO/2023/221261
Kind Code:
A1
Abstract:
A lamp base (2), which can be integrally injection-molded with a heat dissipation cup (1), and is provided with a pin groove (21). The pin (3) can transversely penetrate through the lamp base (2) to stretch into the pin groove (21) and forms a connecting end (31) protruding out of the lamp base (2); a part of the pin groove (21) is recessed in a direction away from the heat dissipation cup (1) to form a deformation groove (22). When an external force is applied to the pin (3), a part of the pin (3) can enter the deformation groove (22) after being deformed so as to fix and assemble the pin (3) and the lamp base (2).
Inventors:
HE WENJIAN (CN)
WEI YIJI (CN)
MA JUN (CN)
YANG XIAODONG (CN)
WEI YIJI (CN)
MA JUN (CN)
YANG XIAODONG (CN)
Application Number:
PCT/CN2022/103781
Publication Date:
November 23, 2023
Filing Date:
July 05, 2022
Export Citation:
Assignee:
ZHEJIANG CHENFENG TECH CO LTD (CN)
International Classes:
F21V15/00; F21V19/00; F21Y115/10
Foreign References:
| CN203231256U | 2013-10-09 | |||
| CN205781847U | 2016-12-07 | |||
| CN209977985U | 2020-01-21 | |||
| CN207179571U | 2018-04-03 | |||
| CN202972958U | 2013-06-05 | |||
| GB1418000A | 1975-12-17 |
Attorney, Agent or Firm:
ZHEJIANG HANGZHOU JINTONG PATENT AGENCY CO. LTD (CN)
Download PDF: