Patents by Inventor Richard J Hoodless

Richard J Hoodless 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).

  • Measurement apparatus including a track for a measurement scale and apparatus for tensioning the scale
    Patent number: 6772531
    Abstract: There is disclosed: a measurement scale suitable for use with scale reader for determining displacement; various tracks all for holding the scale and all having a channel into which the scale is magnetically attracted; and a scale tensioner which in use tensions the scale in situ by release of a preload, prior to the scale being secured to a substrate, the tensioner being removable thereafter.
    Type: Grant
    Filed: November 27, 2000
    Date of Patent: August 10, 2004
    Assignee: Renishaw PLC
    Inventors: James R Henshaw, Peter G Holden, Richard J Hoodless, Thomas I Mackintosh, David R McMurtry
  • Measurement apparatus including a track for a measurement scale and apparatus for tensioning the scale
    Patent number: 6701634
    Abstract: There is disclosed: a measurement scale suitable for use with scale reader for determining displacement; various tracks all for holding the scale and all having a channel into which the scale is magnetically attracted; and a scale tensioner which in use tensions the scale in situ by release of a preload, prior to the scale being secured to a substrate, the tensioner being removable thereafter.
    Type: Grant
    Filed: August 2, 2002
    Date of Patent: March 9, 2004
    Assignee: Renishaw PLC
    Inventors: James R Henshaw, Peter G Holden, Richard J Hoodless, Thomas I Mackintosh, David R McMurtry
  • Measurement apparatus including a track for a measurement scale and apparatus for tensioning the scale
    Publication number: 20020184782
    Abstract: There is disclosed: a measurement scale suitable for use with scale reader for determining displacement; various tracks all for holding the scale and all having a channel into which the scale is magnetically attracted; and a scale tensioner which in use tensions the scale in situ by release of a preload, prior to the scale being secured to a substrate, the tensioner being removable thereafter.
    Type: Application
    Filed: August 2, 2002
    Publication date: December 12, 2002
    Applicant: RENISHAW PLC
    Inventors: James R. Henshaw, Peter G. Holden, Richard J. Hoodless, Thomas I. Mackintosh, David R. McMurtry