Patents by Inventor John A. Mrosko

John A. Mrosko 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).

  • Roller assembly for grain shellers
    Patent number: 5146846
    Abstract: A roller assembly for grain shellers, the assembly including a metal sleeve having locking lugs fixed therein, a sleeve of flexible material bonded to the exterior of the metal sleeve, the locking lugs being adapted for connection to a mounting hub, thereby to fix the metal sleeve to the mounting hub.
    Type: Grant
    Filed: April 18, 1991
    Date of Patent: September 15, 1992
    Assignee: F. H. Maloney Company
    Inventors: Stanley M. Lee, Jimmy C. Terry, John A. Mrosko
  • Method for making a roller assembly for grain shellers
    Patent number: 5142784
    Abstract: A method for making a roller sleeve assembly comprising providing a metal sleeve, fixing locking lugs to an interior surface of the metal sleeve, the locking lugs extending radially inwardly of the sleeve, and bonding a flexible sleeve to the exterior of the metal sleeve. The invention further contemplates a method for making a roller assembly comprising sliding the above-described sleeve assembly onto a hub comprising a circular wall with ribs extending normally therefrom, and fixing the locking lugs to the circular wall for locking the sleeve assembly onto the hub.
    Type: Grant
    Filed: April 18, 1991
    Date of Patent: September 1, 1992
    Assignee: F.H. Maloney Company
    Inventors: Stanley M. Lee, Jimmy C. Terry, John A. Mrosko
  • Roller assembly for grain shellers
    Patent number: 5131322
    Abstract: A roller assembly for grain shellers, the assembly including a metal sleeve having first and second apertures therein, a sleeve of flexible material bonded to the exterior of the metal sleeve with portions of the flexible material sleeve extending into the metal sleeve first apertures, the metal sleeve being adapted for connection to a mounting hub, and pin means extending from the mounting hub and into the second apertures of the metal sleeve.
    Type: Grant
    Filed: May 1, 1990
    Date of Patent: July 21, 1992
    Assignee: F.H. Maloney Company
    Inventors: Jimmy C. Terry, John A. Mrosko
  • Method for making a roller assembly for grain shellers
    Patent number: 5110382
    Abstract: A method for making a roller sleeve assembly comprising providing a metal sleeve, forming apertures extending radially through the sleeve, bonding a flexible sleeve to the exterior of the metal sleeve and permitting the flexible sleeve material to fill certain of the apertures. The invention further contemplates a method for making a roller assembly comprising sliding the above-described sleeve assembly onto a hub comprising a circular wall with ribs extending normally therefrom, and providing locking plates and cooperative pins for locking the sleeve assembly onto the hub, with the pins disposed partly in the locking plates and partly in other of the sleeve assembly apertures.
    Type: Grant
    Filed: October 23, 1990
    Date of Patent: May 5, 1992
    Assignee: F. H. Maloney
    Inventors: Jimmy C. Terry, John A. Mrosko