Switching power supply
Latest Guangzhou Yihua Electronic Equipment Co., Ltd. Patents:
Description
The broken lines shown represent the portions of the switching power supply that form no part of the claimed design.
Claims
The ornamental design for a switching power supply, as shown and described.
Referenced Cited
Patent History
Patent number: D905637
Type: Grant
Filed: Apr 30, 2019
Date of Patent: Dec 22, 2020
Assignee: Guangzhou Yihua Electronic Equipment Co., Ltd. (Guangdong)
Inventor: Mingkang Gou (Guangdong)
Primary Examiner: Derrick E Holland
Application Number: 29/689,550
Type: Grant
Filed: Apr 30, 2019
Date of Patent: Dec 22, 2020
Assignee: Guangzhou Yihua Electronic Equipment Co., Ltd. (Guangdong)
Inventor: Mingkang Gou (Guangdong)
Primary Examiner: Derrick E Holland
Application Number: 29/689,550
Classifications
Current U.S. Class:
Transformer, Rectifier Or Casing Therefor (3) (D13/110)