Patents by Inventor Michael R. Stolz

Michael R. Stolz 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).

  • Patent number: 11585069
    Abstract: A pinned connection assembly includes a first rigging component, a second rigging component, a rigging pin, a locking pin, and a lock. The first rigging component has an end with at least one coupling aperture and at least one retention aperture that is transverse to the coupling aperture. The second rigging component has an end with at least one coupling aperture. The rigging pin has an end with a retention groove. The rigging pin is inserted through the coupling apertures of the first and second rigging components. The locking pin has an end with a locking groove. The locking pin is inserted through the retention aperture and the retention groove. The locking groove has guide, transitional, and locking portions for engaging a key of the lock.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: February 21, 2023
    Assignee: Caterpillar Inc.
    Inventor: Michael R. Stolz
  • Patent number: 10981759
    Abstract: A dump block assembly for a dragline bucket rigging assembly including a frame assembly having a first side frame and a second side frame attached to and parallel to the first side frame. The first side frame includes a first attachment portion having a first upper connection portion, a first lower connection portion opposite the first upper connection portion, and a first central connection portion spaced apart from and in between the first upper connection portion and the first lower connection portion. The second side frame includes a second attachment portion having a second upper connection portion, a second lower connection portion opposite the second upper connection portion, and a second central connection portion spaced apart from and in between the second upper connection portion and the second lower connection portion.
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: April 20, 2021
    Assignee: Caterpillar Global Mining LLC
    Inventor: Michael R. Stolz
  • Patent number: 10890232
    Abstract: A socket assembly includes a socket. The socket defines a first interior space. The socket includes a first frame and a second frame disposed opposite to the first frame. The first frame is coupled with the second frame using at least one fastening member. The socket assembly includes a locking member disposed within the first interior space of the socket. The locking member includes a first portion and a second portion. The first and second portions define a second interior space for holding a rope.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: January 12, 2021
    Assignee: Caterpillar Inc.
    Inventor: Michael R. Stolz
  • Publication number: 20200048055
    Abstract: A dump block assembly for a dragline bucket rigging assembly including a frame assembly having a first side frame and a second side frame attached to and parallel to the first side frame. The first side frame includes a first attachment portion having a first upper connection portion, a first lower connection portion opposite the first upper connection portion, and a first central connection portion spaced apart from and in between the first upper connection portion and the first lower connection portion. The second side frame includes a second attachment portion having a second upper connection portion, a second lower connection portion opposite the second upper connection portion, and a second central connection portion spaced apart from and in between the second upper connection portion and the second lower connection portion.
    Type: Application
    Filed: August 10, 2018
    Publication date: February 13, 2020
    Applicant: Caterpillar Global Mining LLC
    Inventor: Michael R. Stolz
  • Publication number: 20190376254
    Abstract: A pinned connection assembly includes a first rigging component, a second rigging component, a rigging pin, a locking pin, and a lock. The first rigging component has an end with at least one coupling aperture and at least one retention aperture that is transverse to the coupling aperture. The second rigging component has an end with at least one coupling aperture. The rigging pin has an end with a retention groove. The rigging pin is inserted through the coupling apertures of the first and second rigging components. The locking pin has an end with a locking groove. The locking pin is inserted through the retention aperture and the retention groove. The locking groove has guide, transitional, and locking portions for engaging a key of the lock.
    Type: Application
    Filed: June 6, 2018
    Publication date: December 12, 2019
    Applicant: Caterpillar Inc.
    Inventor: Michael R. Stolz
  • Publication number: 20190063551
    Abstract: A socket assembly includes a socket. The socket defines a first interior space. The socket includes a first frame and a second frame disposed opposite to the first frame. The first frame is coupled with the second frame using at least one fastening member. The socket assembly includes a locking member disposed within the first interior space of the socket. The locking member includes a first portion and a second portion. The first and second portions define a second interior space for holding a rope.
    Type: Application
    Filed: August 29, 2017
    Publication date: February 28, 2019
    Applicant: Caterpillar Inc.
    Inventor: Michael R. Stolz