Patents by Inventor Ian Zetterstrom Smith

Ian Zetterstrom Smith 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).

  • Patent number: 7584542
    Abstract: A trimmer comprises a cutting head (1) housing a cutter (5), and an elongate shaft (2) for supporting the cutting head. The cutting head (1) is connected to the shaft (2) by connection means (3) permitting the cutting head (1) to be positioned with the cutter (5) either substantially horizontal or substantially vertical. The connection means (3) is such that, when the cutter (5) is substantially vertical, the longitudinal axis of the shaft (2) is parallel to the plane of rotation of the cutter.
    Type: Grant
    Filed: November 3, 2003
    Date of Patent: September 8, 2009
    Assignee: Husqvarna UK Limited
    Inventor: Ian Zetterstrom Smith
  • Patent number: 6997268
    Abstract: A trimmer comprises a cutting head (1) housing a cutter (5), and a shaft (2) for supporting the cutting head. A large diameter wheel (8) is rotatably mounted with respect to the cutting head (1), and a motor is provided for driving the cutter (5) via an output shaft (7). The cutting head (1) is connected to the shaft (2) by a joint (3) permitting the cutting head (1) to be positioned with its cutter (5) either substantially horizontal or substantially vertical. The wheel (8) is sized to contact the ground when the cutter (5) is substantially vertical and to circumscribed the axis of the output shaft (7). The arrangement is such that the cutter (5) extends beyond the circumference of the wheel (8).
    Type: Grant
    Filed: November 3, 2003
    Date of Patent: February 14, 2006
    Assignee: Electrolux Outdoor Products Limited
    Inventor: Ian Zetterstrom Smith
  • Publication number: 20040148918
    Abstract: A trimmer comprises a cutting head (1) housing a cutter (5), and an elongate shaft (2) for supporting the cutting head. The cutting head (1) is connected to the shaft (2) by connection means (3) permitting the cutting head (1) to be positioned with the cutter (5) either substantially horizontal or substantially vertical. The connection means (3) is such that, when the cutter (5) is substantially vertical, the longitudinal axis of the shaft (2) is parallel to the plane of rotation of the cutter.
    Type: Application
    Filed: November 3, 2003
    Publication date: August 5, 2004
    Applicant: Electrolux Outdoor Products Limited a corporation of United Kingdom
    Inventor: Ian Zetterstrom Smith
  • Publication number: 20040088867
    Abstract: A trimmer comprises a cutting head (1) housing a cutter (5), and a shaft (2) for supporting the cutting head. A large diameter wheel (8) is rotatably mounted with respect to the cutting head (1), and a motor is provided for driving the cutter (5) via drive means (7). The cutting head (1) is connected to the shaft (2) by connection means permitting the cutting head to be positioned with its cutter (5) either substantially horizontal or substantially vertical. The wheel (8) is sized to contact the ground when the cutter (5) is substantially vertical and to circumscribe the axis of the drive means (7). The arrangement is such that the cutter (5) extends beyond the circumference of the wheel (8).
    Type: Application
    Filed: November 3, 2003
    Publication date: May 13, 2004
    Applicant: Electrolux Outdoor Products Limited a corporation of United Kingdom
    Inventor: Ian Zetterstrom Smith