Patents by Inventor Michael C Tempest

Michael C Tempest 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).

  • High speed drill holders
    Patent number: 6443462
    Abstract: A collet for carrying a high-speed drill which comprises a collar (2) arranged to enclose a drill shank (1), an outer rim support (8) arranged for attachment to a drill, and a clamping mechanism between the collar and the outer rim support (8). The clamping mechanism is arranged to provide clamping forces between said outer rim support (8) and said collar so that said collar tightly grips a drill shank (1), as a consequence of centrifugal forces and of off center sprag effect forces.
    Type: Grant
    Filed: July 25, 2001
    Date of Patent: September 3, 2002
    Assignee: Westwind Air Bearings Ltd.
    Inventor: Michael C Tempest
  • Air bearing
    Patent number: 6024493
    Abstract: An air bearing comprising a static shaft having a circumferential surface in a form which when developed into a substantially flat plane takes the form of a series of shallow sinusoidal waves having at least three wave peaks, wherein one of the peaks carries a groove extending longitudinally parallel to the shaft axis and which bearing further comprises a hollow support member mounted for rotation around the static shaft.
    Type: Grant
    Filed: May 6, 1998
    Date of Patent: February 15, 2000
    Assignee: Westwind Air Bearing Ltd
    Inventors: Michael C Tempest, Florin Dimofte