Patents Assigned to Theresa International Limited
  • Publication number: 20070107609
    Abstract: This invention concerns a juicer, that is a machine for extracting the juice from fruit and vegetables. Such machines are used domestically, and also commercially in restaurants, cafes and juice bars. The invention comprises an electric motor, a shredder mounted for rotation by the motor, a feed tube to deliver pieces to be juiced to the shredder for juicing, wherein the feed tube has an inner diameter of more than 75 mm, and three, or more, inwardly directed formations are arranged to constrict the interior of the feed tube. The inner diameter of the feed tube may be large enough for a typical apple to pass through it whole such as 85 mm or more. The inwardly directed formations serve to prevent the insertion of a hand or arm into or through the feed tube despite its large diameter.
    Type: Application
    Filed: July 13, 2004
    Publication date: May 17, 2007
    Applicant: THERESA INTERNATIONAL LIMITED
    Inventors: Mario John Barker, Siu Yung
  • Patent number: 6429409
    Abstract: A removable platen for a sandwich maker is heated by an electric heating element embedded in a supporting platform. The platform has an upstanding channel that surrounds the electric heating element and the platen has an integrally formed footprint that fits snugly against the upstanding channel. This provides a good heat exchanging contact surfaces for conducting heat from the heating element to the platen in use, even though the platen can he removed for cleaning and washing.
    Type: Grant
    Filed: January 8, 2001
    Date of Patent: August 6, 2002
    Assignee: Theresa International Limited
    Inventor: Angel Mei Lin Siu
  • Patent number: D453453
    Type: Grant
    Filed: May 30, 2001
    Date of Patent: February 12, 2002
    Assignee: Theresa International Limited
    Inventor: Man Fai Lun