Patents by Inventor Richard R. Calusinski

Richard R. Calusinski 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).

  • Spring clip remover and removal method
    Patent number: 5392504
    Abstract: The present invention relates to a tool (10) used for the removal of retained spring clips on railway tracks. The tool is characterized by a body (12) and a handle (14), the body having clip engaging means (22) adapted to engage outer edges of a retained clip and the handle including means (24) capable of delivering an impact to the body, the clip engaging means being adapted to compress the outer edges of the clip so as to permit passage of the clip through a gate retaining the clip to thereby release the clip. The invention also discloses a protective shroud (30) used to protect an operator of the tool from injury caused by movement of the clip when released.
    Type: Grant
    Filed: March 4, 1994
    Date of Patent: February 28, 1995
    Assignee: Everts & Van Der Weijden Exploitatie Maatschappij Ewen B.V.
    Inventor: Richard R. Calusinski
  • Rail spike unit
    Patent number: D296662
    Type: Grant
    Filed: May 6, 1985
    Date of Patent: July 12, 1988
    Assignee: Ralph McKay Limited
    Inventors: Hartley F. Young, Richard R. Calusinski
  • Spring clip
    Patent number: D364336
    Type: Grant
    Filed: October 5, 1994
    Date of Patent: November 21, 1995
    Assignee: Everts & Van Der Weijden Exploitatie Maatschappij Ewem B.V.
    Inventor: Richard R. Calusinski