Patents by Inventor David STENDAL

David STENDAL 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).

  • Publication number: 20250027335
    Abstract: The present invention relates to a locking device comprising an elongated face plate (30) for mounting on a door, the face plate comprising an opening (31) for a latch bolt, a latch bolt (10) having a bolt body (11) with a first end (11A) and a second end (11B), the bolt body (11) comprising a first surface (12) and a second surface (13) that are on opposite sides of the first end (11A), wherein the latch bolt (10) is configured to move from an extended position with the first end (11A) protruding from the opening (31) in the face plate (30) to a retracted position, and wherein the bolt body (11) is further configured to rotate around an axis that is parallel to the face plate (30) in response to a force applied to the first surface (12), and wherein further the second surface (13) is curved for sliding along an edge (33) of the opening (31) in the face plate (30) during rotation of the bolt body (11), and the locking device (1) further comprising a first blocking surface (14) on the second end (11B) of th
    Type: Application
    Filed: November 18, 2022
    Publication date: January 23, 2025
    Inventors: Jan STENDAL, David STENDAL, Björn THORÉN LINDGREN
  • Patent number: 12006727
    Abstract: The present invention relates to a locking device with arrangement for selecting an active side of a door, the locking device comprising —a first side configured to face a first side of a door and a second side configured to face a second side of a door when the locking device is mounted in the door, —a bolt that is configured to move between an extended position and a retracted position, said movement being in a direction parallel to the first side and the second side, and —a bolt operating mechanism configured to control a position of the bolt, and the arrangement comprising —a first handle receiving portion arranged on the first side of the locking device, and configured to rotate when a first handle is operated, —a second handle receiving portion arranged on the second side of the locking device, and configured to rotate when a second handle is operated, wherein the first handle receiving portion and the second handle receiving portion are configured to move independently of each other; the arrangement al
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: June 11, 2024
    Assignee: STENDALS EL AB
    Inventor: David Stendal
  • Publication number: 20210238883
    Abstract: The present invention relates to a locking device with arrangement for selecting an active side of a door, the locking device comprising—a first side configured to face a first side of a door and a second side configured to face a second side of a door when the locking device is mounted in the door, —a bolt that is configured to move between an extended position and a retracted position, said movement being in a direction parallel to the first side and the second side, and—a bolt operating mechanism configured to control a position of the bolt, and the arrangement comprising—a first handle receiving portion arranged on the first side of the locking device, and configured to rotate when a first handle is operated, —a second handle receiving portion arranged on the second side of the locking device, and configured to rotate when a second handle is operated, wherein the first handle receiving portion and the second handle receiving portion are configured to move independently of each other; the arrangement also
    Type: Application
    Filed: August 22, 2019
    Publication date: August 5, 2021
    Inventor: David STENDAL