Patents by Inventor Alessandro Bonato

Alessandro Bonato 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).

  • Device to produce ice-cream
    Patent number: 6892554
    Abstract: Device to produce ice-cream wherein there is an outer container (11), a cover (26), an inner container (14), a mixing blade (20) including a scraper fin (120), and an evaporator coil (21) located in cooperation with the bottom (17) of the inner container (14) through at least a contact surface (27). The mixing blade (20) is subjected to an axial thrust which keeps the scraper fin (120) pressed elastically at least on part of the bottom (17) of the inner container (14).
    Type: Grant
    Filed: September 9, 2003
    Date of Patent: May 17, 2005
    Assignee: De' Longhi SpA
    Inventors: Alessandro Bonato, Giuseppe Fin, Sergio Zanolin
  • Device to produce ice-cream
    Patent number: 6817207
    Abstract: Device to produce ice-cream wherein there is an outer container (11), a cover (26), an inner container (14), a mixing blade (20), and an evaporator coil (21) located in cooperation with the bottom (17) of the inner container (14), through at least a contact surface (27). The inner container (14) is axially mobile to assume at least an axial working position correlated to the position of the cover (26) when it is installed on the outer container (11), and is pressed elastically against the evaporator coil (21) by spring means (22) located under the evaporator coil (21).
    Type: Grant
    Filed: September 9, 2003
    Date of Patent: November 16, 2004
    Assignee: De'Longhi SpA
    Inventors: Alessandro Bonato, Giuseppe Fin, Sergio Zanolin
  • Device to produce ice-cream
    Publication number: 20040045311
    Abstract: Device to produce ice-cream wherein there is an outer container (11), a cover (26), an inner container (14), a mixing blade (20), and an evaporator coil (21) located in cooperation with the bottom (17) of the inner container (14), through at least a contact surface (27). The inner container (14) is axially mobile to assume at least an axial working position correlated to the position of the cover (26) when it is installed on the outer container (11), and is pressed elastically against the evaporator coil (21) by spring means (22) located under the evaporator coil (21).
    Type: Application
    Filed: September 9, 2003
    Publication date: March 11, 2004
    Applicant: DE' LONGHI SpA
    Inventors: Alessandro Bonato, Giuseppe Fin, Sergio Zanolin
  • Device to produce ice-cream
    Publication number: 20040045312
    Abstract: Device to produce ice-cream wherein there is an outer container (11), a cover (26), an inner container (14), a mixing blade (20) including a scraper fin (120), and an evaporator coil (21) located in cooperation with the bottom (17) of the inner container (14) through at least a contact surface (27). The mixing blade (20) is subjected to an axial thrust which keeps the scraper fin (120) pressed elastically at least on part of the bottom (17) of the inner container (14).
    Type: Application
    Filed: September 9, 2003
    Publication date: March 11, 2004
    Applicant: DE' LONGHI SpA
    Inventors: Alessandro Bonato, Giuseppe Fin, Sergio Zanolin