Patents by Inventor Michael J. LeGlue

Michael J. LeGlue 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).

  • Jacking apparatus having a fast repositioning stroke
    Patent number: 4506867
    Abstract: A jacking apparatus and method for effecting movement of loads. At least two double-acting hydraulic cylinders including a first and a second cylinder arranged in tandem provide increased force for a power stroke of the apparatus. Hydraulic fluid pressure is provided at a predetermined flow rate to the group of hydraulic cylinders. Substantially all of the predetermined flow rate of hydraulic fluid is routed to the first hydraulic cylinder to provide increased speed for a repositioning stroke of the apparatus.
    Type: Grant
    Filed: December 17, 1981
    Date of Patent: March 26, 1985
    Assignee: McDermott Incorporated
    Inventor: Michael J. LeGlue
  • Jacking apparatus adjustable for alignment variations
    Patent number: 4478389
    Abstract: A jacking apparatus for application of force to at least two anchor points for movement of a load. The force is transmitted through fluid in at least two equalizing cylinders after which it is transmitted to the anchor points. The fluid pressure in each of the equalizing cylinders is limited to a predetermined value to provide equal distribution of the load between all of the anchor points to which the jacking apparatus is or should be engaged.
    Type: Grant
    Filed: December 17, 1981
    Date of Patent: October 23, 1984
    Assignee: McDermott Incorporated
    Inventors: Michael J. LeGlue, Nico deBoer