Patents by Inventor Charlie E. Schwartz

Charlie E. Schwartz 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).

  • Lifting mechanism for wheeled apparatus
    Patent number: 5575493
    Abstract: A trailer with wheels located near its rearward end and a connecting arm extending from a mid-region of the forward end of the trailer. The connecting arm includes a gooseneck with a ball receptacle to connect with a ball protruding upwardly from the truck bed. A shroud is connected to the forward end of the trailer beneath the connecting arm and a powered hydraulic cylinder is carried inside the shroud and includes a rod extending downwardly to raise and lower the front of the trailer. A stabilizer arm terminating in a foot portion is carried by the shroud to extend downwardly and co-extensively with the rod to protect the hydraulic cylinder and rod from loading other than by the weight of the trailer and its load.
    Type: Grant
    Filed: March 27, 1995
    Date of Patent: November 19, 1996
    Inventors: Charlie E. Schwartz, John R. Kyburz
  • Trailer and lifting mechanism
    Patent number: 5401046
    Abstract: A trailer with wheels located near its rearward end and a connecting arm extending from a mid-region of the forward end of the trailer. The connecting arm includes a gooseneck with a ball receptacle to connect with a ball protruding upwardly from the truck bed. A shroud is connected to the forward end of the trailer beneath the connecting arm and a powered hydraulic cylinder is carried inside the shroud and includes a rod extending downwardly to raise and lower the front of the trailer. A stabilizer arm terminating in a foot portion is carried by the shroud to extend downwardly and co-extensively with the rod to protect the hydraulic cylinder and rod from loading other than by the weight of the trailer and its load.
    Type: Grant
    Filed: February 1, 1994
    Date of Patent: March 28, 1995
    Assignee: Charlie E. Schwartz
    Inventors: Charlie E. Schwartz, John R. Kyburz