Patents by Inventor Gijsbertus van der Akker

Gijsbertus van der Akker 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: 4396112
    Abstract: A part of the arcuate guides for the hinged belt (13) of the conveyor consists of solid curved pieces (247, 270) which are fastened releasably to parts of the conveyor frame. In the region of the drive station, guide plates (35; 299) which are fastened to the side pieces (17, 18; 220) are assigned to the empty side of the hinged belt. A U-shaped baseplate (20; 232) is connected with its upwardly projecting legs, to the side pieces (17, 18; 220). If the conveyor is a lifting conveyor with a lower and an upper horizontal longitudinal section as well as with a longitudinal section which is directed obliquely upwards, the arcuate guides consist of curved crosspieces (33, 34; 276, 294) which extend between the side pieces (17, 18; 220), in the region of the mutually angled longitudinal sections.
    Type: Grant
    Filed: January 28, 1981
    Date of Patent: August 2, 1983
    Assignee: Mayfran GmbH
    Inventors: Klaus von Wietersheim, Gijsbertus van der Akker