Patents by Inventor Kai Bretschneider

Kai Bretschneider 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).

  • Laboratory stirrer
    Patent number: 10603646
    Abstract: A lab stirrer comprises a housing, a stirring shaft rotatably supported about an axis in the housing and a drive to drive the stirring shaft to make a rotary movement about the axis. A blocking device is provided to block the stirring shaft against a rotation about the shaft axis.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: March 31, 2020
    Assignee: Hans Heidolph GmbH
    Inventors: Kai Bretschneider, Dirk Seifferth
  • Laboratory Stirrer
    Publication number: 20160136594
    Abstract: A lab stirrer comprises a housing, a stirring shaft rotatably supported about an axis in the housing and a drive to drive the stirring shaft to make a rotary movement about the axis. A blocking device is provided to block the stirring shaft against a rotation about the shaft axis.
    Type: Application
    Filed: September 29, 2015
    Publication date: May 19, 2016
    Applicant: Hans Heidolph GmbH & Co. KG
    Inventors: Kai Bretschneider, Dirk Seifferth
  • Device for maintaining a locked and closed state of a space-separating device in a releasable manner
    Patent number: 8082765
    Abstract: A device (1) maintains a locked and closed state of a space separating device (2) in a releasable manner, in particular a protective device of a machine (4). The device has a first part (6) with an opening and a second part (8). The parts are movable relative to one another. The opening is at least partially closable. The device (1) includes a latch (18) for locking the closed state of the space-separating device (2), a holding element (30) for keeping the latch (18) in the latched position, and a release element (36) for releasing the catch of the latch (18). The catch of the latch (18) may be lifted by a rotational movement of the release element (36) relative to the latch (18).
    Type: Grant
    Filed: January 17, 2008
    Date of Patent: December 27, 2011
    Assignee: Euchner GmbH & Co. KG
    Inventors: Kai Bretschneider, Erik Bächle
  • DEVICE FOR MAINTAINING A LOCKED AND CLOSED STATE OF A SPACE-SEPARATING DEVICE IN A RELEASABLE MANNER
    Publication number: 20100038217
    Abstract: The invention relates to a device (1) for maintaining a locked and closed state of a space-separating device (2) in a releasable manner, in particular a protective device of a machine (4) having a first part (6) with an opening and a second part (8), said parts being movable relative to one another, the opening therefore being at least partially closable, wherein the device (1) comprises a latch (18) by means of which the closed state of the space-separating device (2) may be locked, a holding element (30) by means of which the latch (18) may be kept in the latched position, and a release element (36) by means of which the catch of the latch (18) may be released, and wherein the catch of the latch (18) may be lifted by a rotational movement of the release element (36) relative to the latch (18).
    Type: Application
    Filed: January 17, 2008
    Publication date: February 18, 2010
    Inventors: Kai Bretschneider, Erik Bächle