Patents by Inventor Nils H.ang.kan Ivar Larsson

Nils H.ang.kan Ivar Larsson 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: 6053237
    Abstract: The present invention relates to a door of the type having two parallel guide rails, a plurality of guide means (10, 50), which are adapted, when the door moves, to be guided by and run along the guide rails, a plurality of neighboring door leaf panels (2), which at opposite ends are connected to the associated guide means (10) of said plurality of guide means, and a bottom panel (4) which is pivotally connected to an adjoining panel (2) of said door leaf panels and, via releasable joints, connected to two associated bottom guide means (50) among said guide means.
    Type: Grant
    Filed: July 26, 1996
    Date of Patent: April 25, 2000
    Assignee: Nomafa AB
    Inventors: Hans-Inge Bertilsson, Nils H.ang.kan Ivar Larsson
  • Patent number: 5829504
    Abstract: The apparatus relates, according to a first aspect, to an edge guiding arrangement, for a door having a plurality of mutually rotatable panels (2) which are extended between and movable along two elongate guides (4) at opposite edge portions (8) of the panels (2). The edge guiding arrangement comprises such a guide (4), a guide device (16) engaging and being movable along the guide (4), and a joint between the guide device (16) and an edge portion of a panel (2). The edge guiding arrangement is characterised in that the guide device (16) is rotatable relative to the guide (4) in a plane (P) perpendicular to the longitudinal direction of the guide (4), and that the joint between the guide device (16) and the panel (2) is resiliently flexible in said plane (P).
    Type: Grant
    Filed: July 26, 1996
    Date of Patent: November 3, 1998
    Assignee: Nomafa AB
    Inventors: Marie Ingela Christina Ekstrand, Hans-Inge Bertilsson, Nils H.ang.kan Ivar Larsson