United States
US 12,702,526 B2
Structure and method of switchable multi-mode dental handpiece
US 12,702,526 B2 is a granted patent from the United States Patent and Trademark Office (USPTO), dated 2026-08-11. Applicant: THREE-IN-ONE ENTERPRISES CO., LTD. Its PDF downloads from this page without an account, up to 5 a day.
- Applicant
- THREE-IN-ONE ENTERPRISES CO., LTD.
- Inventors
- Yung-Hsiu Chen; Kao Hua Chen
- Publication date
- 2026-08-11
- Filing date
- 2024-05-22
- Document type
- B2 Granted patent
- Also written as
- US 12,702,526 B2 · US12702526 · 12702526
Abstract
A switchable multi-mode dental handpiece structure and method, includes: a root canal mirror assembly with an image sensor for capturing external images; a flexible hose with one end connected to the image sensor; a rigid tube connected to the other end of the flexible hose; a root canal operation assembly, includes: a working head; a driving device connected to the working head for driving the working head, the driving device being operable to follow the rotational direction of a steering wheel; a connecting rod linking the steering wheel; a mode switching push handle, connected to the rigid …
The opening of the abstract. The full text is in the PDF.
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Patent office website: United States Patent and Trademark Office (USPTO)
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