MUMBAI, India, June 19 -- Intellectual Property India has published a patent application (202527097275 A) filed by Filltune, Inc. on October 09, 2025, for Voice Transmission Device.
Inventors include Isobe Junichi; and Fukunaga Koji.
The application for the patent was published on June 05, 2026, under issue no. 23/2026.
Abstract: Provided is a voice transmission device capable of delivering clear voice to a user without invading a user and practically usable. A voice transmission device 1 according to the present disclosure comprises: a transducer 2; a transmission plate 3 that transmits vibration to a bone of the head of a person; a housing 4 that houses the transducer 2; and a ring member 7 that is disposed so as to cover a side surface of the housing 4. The transducer 2 includes a super-magnetostrictive element 21, permanent magnets 22a, 22b disposed at both ends of the super-magnetostrictive element 21, and a coil 23. The permanent magnet 22a disposed at one end is connected to the transmission plate 3. The housing 4 includes a housing part 41 for housing the transducer 2, and a counter mass 42 connected to the permanent magnet 22b disposed at the other end. The ring member 7 holds the side surface of the housing 4 through the damper member 6.
Disclaimer: Curated by HT Syndication.
