Electric welding machine
Description
The broken lines shown in the drawings depict portions of the electric welding machine that form no part of the claimed design.
Claims
The ornamental design for an electric welding machine, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
| 6489591 | December 3, 2002 | Achtner |
| D1021986 | April 9, 2024 | Chen |
| D1046935 | October 15, 2024 | Chen |
| D1068890 | April 1, 2025 | McQuerry |
| D1079777 | June 17, 2025 | Zhao |
| D1088077 | August 12, 2025 | Zhang |
| D1088078 | August 12, 2025 | Zhang |
| D1088079 | August 12, 2025 | Lin |
| D1092585 | September 9, 2025 | Zhang |
| D1104090 | December 2, 2025 | Dessart |
- Sunstac, 250A AC/DC Aluminum TIG Welder with Pulse, (first available Nov. 21, 2023), Amazon.com, URL:<https://www.amazon.com/Sunstac-Aluminum-Voltage-Welding-Machine/dp/B0CNQQBZNW/> (Year: 2023).
- YesWelder, Firstess DP200 Dual Pulse, (first available Aug. 6, 2024), Amazon.com, URL:<https://www.amazon.com/gp/aw/d/B0DC9Q7K8S> (Year: 2024).
Patent History
Patent number: D1120024
Type: Grant
Filed: Nov 22, 2024
Date of Patent: Mar 24, 2026
Inventor: Guozhi Zhao (Wenling)
Primary Examiner: Mark T. Philipps
Application Number: 29/974,524
Type: Grant
Filed: Nov 22, 2024
Date of Patent: Mar 24, 2026
Inventor: Guozhi Zhao (Wenling)
Primary Examiner: Mark T. Philipps
Application Number: 29/974,524
Classifications
Current U.S. Class:
Heat Treatment, Welding Or Brazing (D15/144)