Patents by Inventor Dario CINANNI

Dario CINANNI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Loudspeaker structure
    Patent number: 11057710
    Abstract: A loudspeaker having: a magnetic unit, a voice coil axially movable in the air gap of the magnetic unit, a basket fixed to the magnetic unit, a membrane fixed to the cylindrical support of the voice coil and connected to the basket, and a vibrating element fixed to said membrane by means of a rim. The vibrating element has a base fixed to the membrane, a shank that projects from the base and a mass that projects from the shank in cantilever mode.
    Type: Grant
    Filed: June 7, 2018
    Date of Patent: July 6, 2021
    Inventor: Dario Cinanni
  • Loudspeaker with closed membrane and relative assembly method
    Patent number: 10728673
    Abstract: An assembly method of a loudspeaker with closed membrane provides for preassembling a mobile unit having two centering devices fixed to a voice coil; pre-assembling a fixed unit that has a basket fixed to a magnetic unit, assembling the mobile unit in the fixed unit, by a centering device; extracting the centering device and fixing a closed membrane to the voice coil and to the basket.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: July 28, 2020
    Assignee: ASK INDUSTRIES SOCIETA' PER AZIONI
    Inventors: Claudio Panni, Dario Cinanni, Manrico Colonna
  • LOUDSPEAKER STRUCTURE
    Publication number: 20200137498
    Abstract: A loudspeaker having: a magnetic unit, a voice coil axially movable in the air gap of the magnetic unit, a basket fixed to the magnetic unit, a membrane fixed to the cylindrical support of the voice coil and connected to the basket, and a vibrating element fixed to said membrane by means of a rim. The vibrating element has a base fixed to the membrane, a shank that projects from the base and a mass that projects from the shank in cantilever mode.
    Type: Application
    Filed: June 7, 2018
    Publication date: April 30, 2020
    Inventor: Dario CINANNI
  • Loudspeaker with vibration control system
    Patent number: 10412497
    Abstract: A loudspeaker with vibration control system includes: a magnetic assembly with an air gap, a voice coil supported by a cylindrical support, a basket connected to the magnetic assembly, a centering device connected to the basket and to the cylindrical support, a membrane connected to the basket and to the cylindrical support, an external cylinder disposed around the magnetic assembly, at least one control coil supported by the external cylinder and directed towards the magnetic assembly, at least one elastic suspension connected to the external cylinder to permit an axial movement of the external cylinder with respect to the magnetic assembly.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: September 10, 2019
    Assignee: ASK INDUSTRIES SOCIETA' PER AZIONI
    Inventors: Carlo Sancisi, Dario Cinanni, Andrea Falcioni
  • LOUDSPEAKER WITH CLOSED MEMBRANE AND RELATIVE ASSEMBLY METHOD
    Publication number: 20190124449
    Abstract: An assembly method of a loudspeaker with closed membrane provides for preassembling a mobile unit having two centering devices fixed to a voice coil; pre-assembling a fixed unit that has a basket fixed to a magnetic unit, assembling the mobile unit in the fixed unit, by a centering device; extracting the centering device and fixing a closed membrane to the voice coil and to the basket.
    Type: Application
    Filed: October 23, 2018
    Publication date: April 25, 2019
    Inventors: Claudio PANNI, Dario CINANNI, Manrico COLONNA
  • LOUDSPEAKER WITH VIBRATION CONTROL SYSTEM
    Publication number: 20180288529
    Abstract: A loudspeaker with vibration control system includes: a magnetic assembly with an air gap, a voice coil supported by a cylindrical support, a basket connected to the magnetic assembly, a centering device connected to the basket and to the cylindrical support, a membrane connected to the basket and to the cylindrical support, an external cylinder disposed around the magnetic assembly, at least one control coil supported by the external cylinder and directed towards the magnetic assembly, at least one elastic suspension connected to the external cylinder to permit an axial movement of the external cylinder with respect to the magnetic assembly.
    Type: Application
    Filed: March 22, 2018
    Publication date: October 4, 2018
    Inventors: Carlo SANCISI, Dario CINANNI, Andrea FALCIONI