Patents by Inventor Raymond Pardoe

Raymond Pardoe 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).

  • Shear apparatus
    Patent number: 4669187
    Abstract: A shear attachment is provided with fixing means so that it can be replaceably mounted in place of a bucket on the end of an arm of an excavator, the attachment comprising a pair of co-operating shearing jaw members, one of which is attachable to the arm of the excavator and carries a piston and cylinder device for actuating the other jaw member.
    Type: Grant
    Filed: June 24, 1985
    Date of Patent: June 2, 1987
    Assignee: The Dudley Shearing Machine Manufacturing Company Limited
    Inventor: Raymond Pardoe
  • Shear apparatus
    Patent number: 4543719
    Abstract: A shear attachment is provided with fixing means so that it can be replaceably mounted in place of a bucket on the end of an arm of an excavator, the attachment comprising a pair of co-operating shearing jaw members, one of which is attachable to the arm of the excavator and carries a piston and cylinder device for actuating the other jaw member.
    Type: Grant
    Filed: June 16, 1983
    Date of Patent: October 1, 1985
    Inventor: Raymond Pardoe