Patents by Inventor Robert Hessdörfer

Robert Hessdörfer 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: 10008913
    Abstract: A brush-commutated direct-current motor comprises a stator which is fitted with a plurality of field poles, a rotor which can rotate in relation to the stator about a rotation axis and which has a plurality of pole teeth, a plurality of windings, wherein a plurality of windings are arranged on each pole tooth, a commutator which is arranged on the rotor and has a plurality of lamellas, wherein each winding is connected to one of the lamellas by means of a first winding arm and is connected to another of the lamellas by means of a second winding arm, and a plurality of short-circuiting links which each electrically connect two windings to one another and to this end are each arranged on at least two lamellas of the commutator. The plurality of windings of the plurality of pole teeth are formed by a plurality of wire turns.
    Type: Grant
    Filed: May 13, 2014
    Date of Patent: June 26, 2018
    Assignee: Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Wuerzburg
    Inventor: Robert Hessdoerfer
  • Publication number: 20160164388
    Abstract: A brush-commutated direct-current motor comprises a stator which is fitted with a plurality of field poles, a rotor which can rotate in relation to the stator about a rotation axis and which has a plurality of pole teeth, a plurality of windings, wherein a plurality of windings are arranged on each pole tooth, a commutator which is arranged on the rotor and has a plurality of lamellas, wherein each winding is connected to one of the lamellas by means of a first winding arm and is connected to another of the lamellas by means of a second winding arm, and a plurality of short-circuiting links which each electrically connect two windings to one another and to this end are each arranged on at least two lamellas of the commutator. The plurality of windings of the plurality of pole teeth are formed by a plurality of wire turns.
    Type: Application
    Filed: May 13, 2014
    Publication date: June 9, 2016
    Inventor: Robert HESSDOERFER
  • Patent number: 8844143
    Abstract: The present invention relates to a method for producing a rotor of a commutator motor, particularly in a direct current design, comprising a stator having a plurality of stator poles, wherein the rotor comprises a plurality of armature teeth which are disposed on the circumference of the rotor having interposed rotor grooves, and a commutated, which has a plurality of disks and associated winding hooks, comprising the following steps: winding bridges of the commutated by connecting winding hooks of the disks of the commutated, winding windings of armature teeth, and connecting the respective winding ends to winding hooks of the disks of the commutator. The invention further relates to such a commutated motor, particularly in a direct current design, and to an anti-lock breaking device.
    Type: Grant
    Filed: September 14, 2009
    Date of Patent: September 30, 2014
    Assignee: Brose Fahrzeugteile GmbH & Co. Kom manditgesellschaft, Wurzburg
    Inventors: Heinrich Kirchner, Robert Hessdoerfer
  • Publication number: 20110241475
    Abstract: The present invention relates to a method for producing a rotor of a commutator motor, particularly in a direct current design, comprising a stator having a plurality of stator poles, wherein the rotor comprises a plurality of armature teeth which are disposed on the circumference of the rotor having interposed rotor grooves, and a commutated, which has a plurality of disks and associated winding hooks, comprising the following steps: winding bridges of the commutated by connecting winding hooks of the disks of the commutated, winding windings of armature teeth, and connecting the respective winding ends to winding hooks of the disks of the commutator. The invention further relates to such a commutated motor, particularly in a direct current design, and to an anti-lock breaking device.
    Type: Application
    Filed: September 14, 2009
    Publication date: October 6, 2011
    Applicant: BROSE FAHRZEUGTEILE GMBH & co KOMMANDITGESELLSCHAFT WURZBURG
    Inventors: Heinrich Kirchner, Robert Hessdoerfer
  • Patent number: 7511397
    Abstract: A brush system for an electric drive unit has a base to which brush system elements are fastened. Strip conductors via which required electrical connections are established are also provided on the base. Furthermore, a flat resistor that is disposed in a resistor housing is inserted into the brush system . The resistor housing is made of a thermally conductive material while being provided with air passage holes.
    Type: Grant
    Filed: January 20, 2005
    Date of Patent: March 31, 2009
    Assignee: Siemens Aktiengesellschaft
    Inventors: Horst Eisert, Robert Hessdörfer
  • Patent number: 6906438
    Abstract: A drive unit (6) has a sealed electronics housing (3) and motor housing (13). The signal receiver (37) is disposed on the brush holder (7) in the motor housing (13) or transmission housing (28). The design of a printed circuit board (49) can therefore be embodied in a simple fashion.
    Type: Grant
    Filed: June 20, 2001
    Date of Patent: June 14, 2005
    Assignee: Robert Bosch GmbH
    Inventors: Eckhard Ursel, Walter Haussecker, Robert Hessdoerfer
  • Publication number: 20040012279
    Abstract: In an electric drive unit according to the prior art, a signal receiver, which is disposed on a printed circuit board in an electronics housing, must be brought close to the signal transmitter, which is costly.
    Type: Application
    Filed: December 20, 2002
    Publication date: January 22, 2004
    Inventors: Eckhard Ursel, Walter Haussecker, Robert Hessdoerfer
  • Patent number: 6664698
    Abstract: Disclosed is a commutator motor, in particular an actuating motor for automotive power accessories such as power window units, sunroofs, and the like, having a brush holder attached to the motor housing and having a device for rotation detection (speed and/or rotation direction) of the motor, which has a pulse generator non-rotatably supported on the motor shaft and at least one pulse receiver affixed to the brush holder, in order to precisely affix the pulse receiver to the brush holder without having to use special fasteners, the pulse receiver is disposed in a positively engaging manner in a pocket formed into the base body and the base body encompasses the pulse generator in a contact-free manner.
    Type: Grant
    Filed: April 5, 2001
    Date of Patent: December 16, 2003
    Assignee: Robert Bosch GmbH
    Inventors: Franz Tasch, Walter Haussecker, Robert Hessdoerfer, Rainer Kurzmann
  • Patent number: 6462445
    Abstract: An electric motor drive mechanism, in particular a power-window drive for a motor vehicle, with an electric motor (10) and a set of motor electronics (14) connected with it that are encompassed by an electronics housing (20), as well as a securing device (16), which supports the electronics housing (20) in relation to a pole pot (22) of electric motor (10). The proposal is that the securing device (16) have a guide (26) for connection to an opposing guide (38) disposed on the electronics housing (20) and have the ability to engage in detent fashion with the drive mechanism.
    Type: Grant
    Filed: January 22, 2001
    Date of Patent: October 8, 2002
    Assignee: Robert Bosch GmbH
    Inventors: Matthias Weber, Mathis Raecke, Robert Hessdoerfer, Martin Hager, Friedrich-Wilhelm Dreier
  • Patent number: 6459183
    Abstract: An electric motor drive mechanism, in particular a window control drive mechanism for a motor vehicle, has an electric motor (10), which has a motor armature shaft (12) that is operatively connected to a gear unit (14) surrounded by a gear housing (16), and also has a motor electronics unit (18) surrounded by an electronic housing (20). The electronics housing (20) has a guide rail (22), extending radially to the motor armature shaft (12), for insertion of the electronics housing (20) via a counterpart guide (23) disposed on the gear housing (16).
    Type: Grant
    Filed: February 1, 2001
    Date of Patent: October 1, 2002
    Assignee: Robert Bosch GmbH
    Inventors: Franz Tasch, Matthias Weber, Bruno Droll, Walter Haussecker, Martin Karl, Robert Hessdoerfer, Friedrich-Wilhelm Dreier, Rainer Kurzmann