Patents by Inventor Peter Heywood

Peter Heywood 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: 10798876
    Abstract: An oscillating gardening device includes a drive unit and at least one cam gear that is configured to be driven by the drive unit and has at least one guide section configured to guide at least one element. The guide section is rotatable about an axis of rotation and closed relative to the rotation axis in the circumferential direction. The guide section is arranged eccentrically with respect to the axis of rotation and deviates at least substantially from one or more of a circular shape and a circular ring shape in the circumferential direction. The oscillating gardening device in at least one embodiment is configured as one or more of hedge shears, grass shears, and branch shears.
    Type: Grant
    Filed: August 10, 2016
    Date of Patent: October 13, 2020
    Assignee: Robert Bosch GmbH
    Inventors: Thomas Milus, Robert Soltesz, Janos Nagy, Peter Heywood, John Lister
  • Publication number: 20180199518
    Abstract: An oscillating gardening device includes a drive unit and at least one cam gear that is configured to be driven by the drive unit and has at least one guide section configured to guide at least one element. The guide section is rotatable about an axis of rotation and closed relative to the rotation axis in the circumferential direction. The guide section is arranged eccentrically with respect to the axis of rotation and deviates at least substantially from one or more of a circular shape and a circular ring shape in the circumferential direction. The oscillating gardening device in at least one embodiment is configured as one or more of hedge shears, grass shears, and branch shears.
    Type: Application
    Filed: August 10, 2016
    Publication date: July 19, 2018
    Inventors: Thomas Milus, Robert Soltesz, Janos Nagy, Peter Heywood, John Lister
  • Patent number: 5926960
    Abstract: A hedge shears has a housing with two handles provided each with an actuating button for turning on and off the hedge shear during two-hand operation. The handle for holding the hedge shears and the handle for guiding the hedge shear are formed so that the handle for holding is T-shaped and has a longitudinal member and a transverse member to form three gripping legs, wherein two gripping legs are bent downwardly.
    Type: Grant
    Filed: May 13, 1996
    Date of Patent: July 27, 1999
    Assignee: Robert Bosch GmbH
    Inventors: Peter Heywood, Helmut Achtzehnter, Klaus Schoen
  • Patent number: 5689887
    Abstract: A motor-driven hedge shear has a housing, a pair of hedge shear cutters extending in a longitudinal direction outwardly of the housing, means for reciprocatingly driving the hedge shear cutters in opposite directions and including a motor shaft, a coulisse transmission provided between the means and the hedge shear cutters, cutter holders provided for supporting the hedge shear cutters and having coulisse ears, the coulisse transmission including toothed gears provided with crank pins engaging in the coulisse ears, a central shaft supporting the toothed gears and having ends rotatably supported in the housing. Two of the toothed gears of the coulisse transmission are arranged on the central shaft so as to be axially spaced from one another, and have facing sides provided with crank pins formed as eccentrically arranged circular discs.
    Type: Grant
    Filed: June 3, 1996
    Date of Patent: November 25, 1997
    Assignee: Robert Bosch GmbH
    Inventors: Peter Heywood, Helmut Achtzehnter, Theodor M. J. Brouwers