Patents by Inventor Michael Defer

Michael Defer 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).

  • Method and apparatus for servicing an internal combustion engine
    Patent number: 6302002
    Abstract: An apparatus for servicing an engine cylinder head of an internal combustion engine includes a mounting portion adapted to be removably attached to the engine cylinder head. The apparatus additionally includes a support portion for radially supporting the cam sprocket. The support portion is generally cylindrical in shape and adapted to align with the cam shaft. The apparatus is intended to maintain the radial position of a cam sprocket during removal of the cam shaft. The mounting portion preferably includes a pair of apertures adapted to align with a pair of apertures in the cylinder head. Further, the mounting portion is generally planar and the support portion extends substantially parallel to a plane defined by the mounting portion.
    Type: Grant
    Filed: March 17, 2000
    Date of Patent: October 16, 2001
    Assignee: Chrysler Corporation
    Inventor: Michael Defer
  • Method for servicing an internal combustion engine
    Patent number: 6094814
    Abstract: A method of servicing an engine cylinder head having a cam sprocket mounted for rotation on a cam shaft includes the general steps of providing a sprocket mounting member, removably attaching the sprocket mounting member to the engine cylinder head, radially supporting the cam sprocket on the sprocket mounting member, removing the cam shaft from the engine cylinder head and maintaining a radial position of the cam sprocket.
    Type: Grant
    Filed: September 22, 1998
    Date of Patent: August 1, 2000
    Assignee: Chrysler Corporation
    Inventor: Michael Defer