Patents by Inventor Helmut Meinunger

Helmut Meinunger 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).

  • Device for rolling of cigarettes
    Patent number: 4368741
    Abstract: Device for rolling of cigarettes with a flat basic structure open on the top, in which there is disposed a belt moving around a cylinder, characterized in that the cylinder is rotatably arranged in a slidable member alongside an upper edge of the basic structure, and that transverse to the direction of movement, under the belt, there is a recess which at its upper edge, terminates into flat tables.
    Type: Grant
    Filed: April 11, 1980
    Date of Patent: January 18, 1983
    Assignee: Gizeh-Werk GmbH
    Inventor: Helmut Meinunger
  • Stand for a projection screen
    Patent number: 4340198
    Abstract: A projection screen stand has a post which normally can be supported in an upright position, e.g. by legs in a tripod arrangement, and provided with a holder for a tube which receives the screen and from which the screen can be withdrawn. According to the invention, the holder has a dovetail recess or slot and the tube has a complementary fitting or tenon receivable in this recess and designed to enable the tube to be withdrawn readily from the holder and used independently of the post.
    Type: Grant
    Filed: May 9, 1980
    Date of Patent: July 20, 1982
    Assignee: Mechanische Weberei GmbH
    Inventor: Helmut Meinunger
  • Projection screen stand
    Patent number: 4317553
    Abstract: A stand, especially for a projection screen, having a plurality of spreadable legs, comprises a post which is preferably of telescoping type, at the lower end of which is provided a guide for the legs. The legs are pivotal on a member which can be slid along the post so that in an upper position the legs are swung inwardly to form a compact, readily transportable and easily stored unit with the post. When the pivot carrier is moved downwardly toward the guide, the legs are spread apart outwardly.
    Type: Grant
    Filed: May 29, 1980
    Date of Patent: March 2, 1982
    Assignee: Mechanische Weberei GmbH
    Inventor: Helmut Meinunger
  • Tripod with adjustable, polygonal, telescoping legs
    Patent number: 3941492
    Abstract: In a tripod with adjustable telescoping legs wherein each of said legs comprise an inner and outer leg, both being of prismatic configuration and a polygonal cross-section. Said inner and outer legs are adapted to be wedged together in a locking position by a releasable, spring-biased, roller bar disposed between said legs.
    Type: Grant
    Filed: August 8, 1974
    Date of Patent: March 2, 1976
    Assignee: Kurbi & Niggeloh
    Inventor: Helmut Meinunger