The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 03, 2020
Filed:
Apr. 11, 2018
Flexound Systems Oy, Espoo, FI;
Jukka Linjama, Espoo, FI;
Tommi Immonen, Vantaa, FI;
Flexound Systems Oy, Espoo, FI;
Abstract
The invention relates to a device for producing sound and vibration () for a user to hear and feel via surface contact, which comprises a damper mass plate () and an inertial actuator () attached thereto, which inertial actuator () comprises a damper mass (), which is via a primary suspension () supported in a springing manner on the inertial actuator () to be moving substantially in one linear direction, which inertial actuator comprises a power source for the damper mass (). The device () comprises a secondary suspension () and a mechanical limiter () for improving the performance of the inertial actuator and/or protecting it from external disturbances.