Patents by Inventor Torgny Thorsell

Torgny Thorsell 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 a device for blasting
    Patent number: 4037537
    Abstract: A blasting cap is detonated to convey a shock wave to thereby initiate the explosion of an explosive charge by means of a remotely operable pressurized fluid operated blasting cap detonating device including a fluid pressure operating piston, a compression spring operable to absorb energy from the piston, and a striking pin operable for release by engagement thereof by the piston and then operable for final movement in response to force from the compression spring.
    Type: Grant
    Filed: September 30, 1975
    Date of Patent: July 26, 1977
    Assignee: Linden-Alimak AB
    Inventors: Torgny Thorsell, Torbjorn Svensson
  • Shaft mucker
    Patent number: 3991886
    Abstract: A mucker for declined shafts supported on non-trackbound wheels and including a mucking assembly pivotally supported at the forward extremity of the machine frame and carrying a bucket for transverse pivotal movement for loading a skip. The mucker includes a built-in winch, and legs hydraulically extendable to the hanging wall and foot wall for anchoring purposes.
    Type: Grant
    Filed: August 5, 1974
    Date of Patent: November 16, 1976
    Assignee: Linden-Alimak AB
    Inventor: Torgny Thorsell