GENEVA, April 6 -- CALCARA, Marco (Viale Ferrarin, 1336100 Vicenza) filed a patent application (PCT/IB2024/059408) for "EXPANDABLE SHAFT" on Sep 26, 2024. With publication no. WO/2025/068938, the details related to the patent application was published on Apr 03, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
Inventor(s): CALCARA, Marco (Viale Ferrarin, 1336100 Vicenza)
Abstract:
The present invention relates to an expandable shaft (10) comprising: - a substantially cylindrical central body (20) having at least one groove (21 ) formed on its outer surface; - at least one substantially rod-shaped slat ...