Pipe expander
The dash-dash broken lines in the drawings illustrate the portions of the pipe expander that form no part of the claimed design.
The dot-dash broken lines in the drawings are provided for annotative purposes to graphically indicate the areas of enlargement. These dot-dash broken lines do not represent actual structure and do not form part of the claimed design.
Claims
The ornamental design for a pipe expander, as shown and described.
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Type: Grant
Filed: Jul 3, 2024
Date of Patent: May 5, 2026
Assignee: Taizhou Naibo Machinery Co., Ltd. (Taizhou)
Inventor: Huabin Chen (Taizhou)
Primary Examiner: Darlington Ly
Application Number: 29/950,646