Patents by Inventor Andrew Paul Sweeby

Andrew Paul Sweeby 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).

  • Cleaner head
    Patent number: 8347456
    Abstract: A cleaner head for a cleaning appliance includes a rotatable brush bar assembly, a motor for driving the brush bar assembly, and a drive mechanism connecting the motor to the brush bar assembly. The drive mechanism includes a rotatable input drive member connected to the motor, a rotatable output drive member connected to the brush bar assembly and moveable relative to the input drive member in a direction substantially orthogonal to the axes of rotation of the drive members, a belt connecting the input drive member to the output drive member, and a belt tensioning member located between the drive members for tensioning the belt by urging the output drive member away from input drive member.
    Type: Grant
    Filed: April 6, 2010
    Date of Patent: January 8, 2013
    Assignee: Dyson Technology Limited
    Inventors: Andrew Paul Sweeby, Nigel Youatt Dymond
  • CLEANER HEAD
    Publication number: 20100257693
    Abstract: A cleaner head for a cleaning appliance includes a rotatable brush bar assembly, a motor for driving the brush bar assembly, and a drive mechanism connecting the motor to the brush bar assembly. The drive mechanism includes a rotatable input drive member connected to the motor, a rotatable output drive member connected to the brush bar assembly and moveable relative to the input drive member in a direction substantially orthogonal to the axes of rotation of the drive members, a belt connecting the input drive member to the output drive member, and a belt tensioning member located between the drive members for tensioning the belt by urging the output drive member away from input drive member.
    Type: Application
    Filed: April 6, 2010
    Publication date: October 14, 2010
    Applicant: Dyson Technology Limited
    Inventors: Andrew Paul SWEEBY, Nigel Youatt Dymond