Patents by Inventor Alois Ritt

Alois Ritt 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: 20190093422
    Abstract: The invention relates to a sliding door for a rail vehicle, comprising an outer paneling and wherein a profiled section having a width of more than 10 mm is provided between the paneling on an outer edge of the door and/or on an inner edge of a cutout in the door, on a maximum of three sides of said edge.
    Type: Application
    Filed: May 5, 2017
    Publication date: March 28, 2019
    Inventors: Alois RITT, Thomas WITZELNIG
  • Patent number: 10119319
    Abstract: A door drive device for a door of a wagon, including at least one door panel mount displaceable along a first spatial axis substantially vertical to the plane of a door panel mounted on the at least one door panel mount and along a second spatial axis extending substantially horizontal in use and substantially vertical to the first spatial axis, a drive motor and a spindle which may be rotated by means of the drive motor. It is provided, that a displacement of the at least one door panel mount along the first and/or second spatial axis is effected by means of a guide fork being displaceable by an associated spindle nut slidably engaged with the guide fork, wherein the spindle nut is driven by rotation of a spindle and wherein the spindle and the drive motor are fixed with respect to the wagon.
    Type: Grant
    Filed: December 24, 2014
    Date of Patent: November 6, 2018
    Assignee: Vapor Europe S.r.l.
    Inventor: Alois Ritt
  • Publication number: 20160319580
    Abstract: The invention relates to a mounting device for connecting a door panel to a door connection element, including a door panel mount connectable with the door connection element and having a support portion, and an attaching element, which is connectable with the door panel and is to be attached to the support portion of the door panel mount for mounting the door panel on the door panel mount. It is provided that the support portion of the door panel mount and the attaching element when being attached to one another together form a pivot joint for a pivotable connection of the door panel with the door connection element. The pivot joint defines a pivot axis and the attaching element is attachable to the support portion of the door panel mount in an attaching direction having a directional component vertical to the pivot axis.
    Type: Application
    Filed: December 23, 2014
    Publication date: November 3, 2016
    Inventor: Alois Ritt
  • Publication number: 20160319583
    Abstract: A door drive device for a door of a wagon, including at least one door panel mount displaceable along a first spatial axis substantially vertical to the plane of a door panel mounted on the at least one door panel mount and along a second spatial axis extending substantially horizontal in use and substantially vertical to the first spatial axis, a drive motor and a spindle which may be rotated by means of the drive motor. It is provided, that a displacement of the at least one door panel mount along the first and/or second spatial axis is effected by means of a guide fork being displaceable by an associated spindle nut slidably engaged with the guide fork, wherein the spindle nut is driven by rotation of a spindle and wherein the spindle and the drive motor are fixed with respect to the wagon.
    Type: Application
    Filed: December 24, 2014
    Publication date: November 3, 2016
    Applicant: Vapor Europe S.r.l., A Wabtec Company
    Inventor: Alois Ritt
  • Publication number: 20160108660
    Abstract: A door leaf device for mass transportation vehicles is provided. The door leaf device comprises first and second panels, having opposing inner side surfaces, forming an inner space in between and a core layer, filling the inner space between the inner side surfaces of the first and second panels. The inner side surfaces of the first and second panels each comprise at least one fastening means or element, engaging the core layer.
    Type: Application
    Filed: May 22, 2014
    Publication date: April 21, 2016
    Inventors: Gerald Matzka, Alois Ritt
  • Patent number: 8113552
    Abstract: A locking device for a sliding door or a swing and sliding door having a door leaf, the lock device comprising a drive train including at least one motor, a drive transmission and a drive spindle. The locking device also comprises a locking transmission and a torque dividing arrangement.
    Type: Grant
    Filed: April 19, 2005
    Date of Patent: February 14, 2012
    Assignee: Knorr-Bremse Ges. m.b.H.
    Inventors: Alois Ritt, Johann Bramauer
  • Publication number: 20080190151
    Abstract: A locking device for a sliding door or a swing and sliding door having a door leaf, the lock device comprising a drive train including at least one motor, a drive transmission and a drive spindle. The locking device also comprises a locking transmission and a torque dividing arrangement.
    Type: Application
    Filed: April 19, 2005
    Publication date: August 14, 2008
    Applicant: KNORR-BREMSE GES. M.B.H.
    Inventors: Alois Ritt, Johann Bramauer
  • Patent number: 6729675
    Abstract: A commercial vehicle, rail or bus vehicle entry door comprising: a grip recess; a door lock; a closing device; a latching mechanism having at least one latch; a lock carrier area; and a latching mechanism carrier; wherein the door lock is held on the door and the closing device acts upon the latching mechanism in order to move the at least one latch of the latching mechanism into a closed or opened position; and wherein the lock carrier area can be fastened on the door and which, together with the grip recess, forms a one-piece basic component on which the latching mechanism carrier carries the latching mechanism in a detachable and reversible manner for the optional mounting of the door lock for a door hung by one of a right side mounting and one of a left side mounting.
    Type: Grant
    Filed: July 10, 2002
    Date of Patent: May 4, 2004
    Assignee: Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH
    Inventors: Klaus Lumpe, Thorsten Bulle, Alois Ritt
  • Publication number: 20030020287
    Abstract: A commercial vehicle, rail or bus vehicle entry door comprising: a grip recess; a door lock; a closing device; a latching mechanism having at least one latch; a lock carrier area; and a latching mechanism carrier; wherein the door lock is held on the door and the closing device acts upon the latching mechanism in order to move the at least one latch of the latching mechanism into a closed or opened position; and wherein the lock carrier area can be fastened on the door and which, together with the grip recess, forms a one-piece basic component on which the latching mechanism carrier carries the latching mechanism in a detachable and reversible manner for the optional mounting of the door lock for a door hung by one of a right side mounting and one of a left side mounting.
    Type: Application
    Filed: July 10, 2002
    Publication date: January 30, 2003
    Applicant: Knorr-Bremse AG
    Inventors: Klaus Lumpe, Thorsten Bulle, Alois Ritt