Patents by Inventor Torsten Gratzki

Torsten Gratzki 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: 11583160
    Abstract: A cleaning cart includes: a support body; and a communication device holder for receiving a mobile communication device. The communication device holder is secured to the support body. In an embodiment, the support body has a double-shell construction, including an outer first shell and an inner second shell. The first shell covers the second shell in an essentially dome-shaped manner.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: February 21, 2023
    Assignee: CARL FREUDENBERG KG
    Inventors: Jens Deerberg, Torsten Gratzki, Steve Barber, Ralf Juergens, Felix Fallenstein, Nikolai Sand, Andreas Eisenhut
  • Publication number: 20200305676
    Abstract: The invention relates to a cleaning cart which comprises a support body (1) and a communication device holder (2) for receiving a mobile communication device (3), the communication device holder (2) being secured to the support body (1).
    Type: Application
    Filed: November 8, 2018
    Publication date: October 1, 2020
    Inventors: Jens DEERBERG, Torsten GRATZKI, Steve BARBER, Ralf JUERGENS, Felix FALLENSTEIN, Nikolai SAND, Andreas EISENHUNT
  • Patent number: 9826879
    Abstract: A wiping device, having a substantially rectangular support member having a longitudinal axis and two long sides, and a transverse axis and two transverse sides, on which a wiping cloth can be releasably fastened, wherein on the support member on at least one transverse side a pivotable fastening clamp is disposed so as to be pivotable about an articulation joint, for fastening of a fastening tab disposed correspondingly on at least one transverse side on the wiping cloth. The at least one fastening clamp is movable in a pivot plane which is disposed substantially perpendicular to the longitudinal axis of the support member.
    Type: Grant
    Filed: August 8, 2013
    Date of Patent: November 28, 2017
    Assignee: CARL FREUDENBERG KG
    Inventors: Markus Rueckheim, Andreas Eisenhut, Jens Deerberg, Torsten Gratzki
  • Patent number: 9643634
    Abstract: A cleaning cart has a basic body, wherein the lateral extent of the basic body is bounded by an outer circumferential boundary surface or boundary line, and wherein the basic body bears at least one module which is coupleable to the basic body, is configured such that cleaning cart can bear a multiplicity of modules of different size while having a very compact and space-saving design, in that the module is assigned to the basic body in such a positive, frictional and/or non-positive manner preventing tilting that the base region of the module projects at least on one side beyond the boundary surface or boundary line of the basic body.
    Type: Grant
    Filed: May 21, 2014
    Date of Patent: May 9, 2017
    Assignee: CARL FREUDENBERG KG
    Inventors: Andreas Eisenhut, Markus Rueckheim, Torsten Gratzki, Steve Barber, Jens Deerberg
  • Publication number: 20160159382
    Abstract: A cleaning cart has a basic body, wherein the lateral extent of the basic body is bounded by an outer circumferential boundary surface or boundary line, and wherein the basic body bears at least one module which is coupleable to the basic body, is configured such that cleaning cart can bear a multiplicity of modules of different size while having a very compact and space-saving design, in that the module is assigned to the basic body in such a positive, frictional and/or non-positive manner preventing tilting that the base region of the module projects at least on one side beyond the boundary surface or boundary line of the basic body.
    Type: Application
    Filed: May 21, 2014
    Publication date: June 9, 2016
    Applicant: CARL FREUDENBERG KG
    Inventors: Andreas Eisenhut, Markus Rueckheim, Torsten Gratzki, Steve Barber, Jens Deerberg
  • Publication number: 20150313440
    Abstract: The invention relates to a wiping device, comprising a substantially rectangular support member (1) having a longitudinal axis (71) and two long sides (2, 3), and a transverse axis (72) and two transverse sides (4, 5), on which a wiping cloth (6) can be releasably fastened, wherein on the support member (1) on at least one transverse side a pivotable fastening clamp (7, 8) is disposed so as to be pivotable about an articulation joint (11, 12), for fastening of a fastening tab (13, 14) disposed correspondingly on at least one transverse side on the wiping cloth (6). The at least one fastening clamp (7, 8) is movable in a pivot plane (73, 74) which is disposed substantially perpendicular to the longitudinal axis (71) of the support member (1).
    Type: Application
    Filed: August 8, 2013
    Publication date: November 5, 2015
    Inventors: Markus Rueckheim, Andreas Eisenhut, Jens Deerberg, Torsten Gratzki
  • Patent number: 8960543
    Abstract: An RFID reader that is situated in a recess of an apparatus housing, such that the apparatus housing is constituted of an electrically conductive material, and such that the RFID reader is configured as an RFID reader operating according to the “EMV Contactless Protocol Specification, Version 2.1, March 2011,” such that the RFID antenna is situated in or on a plane constituted by the apparatus housing or inside the apparatus housing, such that the RFID reader has a transmitting power of more than 400 milliwatts, and that a quality factor (Q) of the RFID antenna is in a range between Q=12 and Q=20. In addition, the invention relates to an apparatus with an RFID reader of this type.
    Type: Grant
    Filed: November 29, 2012
    Date of Patent: February 24, 2015
    Assignee: Feig Electronic GmbH
    Inventors: Michael Roedig, Torsten Gratzki, Andreas Wennrich
  • Publication number: 20140215739
    Abstract: The invention relates to a flat mop which comprises a support plate (1) connected to a mop cover (2), said support plate (1) having a stripper (3) for removing the mop cover (2) from the support plate (1).
    Type: Application
    Filed: June 5, 2012
    Publication date: August 7, 2014
    Applicant: Carl Freudenberg KG
    Inventors: Falk Lindner, Andreas Eisenhut, Keijo Lindholm, Jens Deerberg, Torsten Gratzki
  • Patent number: 8561251
    Abstract: The invention relates to a mop (1) comprising a mop-head plate (2) and an interchangeable mop cover (3) with a mopping surface (4) that is attached to the mop-head plate (2). According to the invention, the mop cover (3) is equipped on two opposing sides with a respective fixing device (5), which engages in a respective retainer (6) of the mop-head plate (2). At least one retainer (6) is formed by a recess (7) and the corresponding fixing device (5) is held by a positive fit in the recess (7) so that it can be detached without sustaining any damage.
    Type: Grant
    Filed: January 18, 2011
    Date of Patent: October 22, 2013
    Assignee: Carl Frendenberg KG
    Inventors: Falk Lindner, Andreas Eisenhut, Michael Masih, Torsten Gratzki
  • Publication number: 20130161389
    Abstract: An RFID reader that is situated in a recess of an apparatus housing, such that the apparatus housing is constituted of an electrically conductive material, and such that the RFID reader is configured as an RFID reader operating according to the “EMV Contactless Protocol Specification, Version 2.1, March 2011,” such that the RFID antenna is situated in or on a plane constituted by the apparatus housing or inside the apparatus housing, such that the RFID reader has a transmitting power of more than 400 milliwatts, and that a quality factor (Q) of the RFID antenna is in a range between Q=12 and Q=20. In addition, the invention relates to an apparatus with an RFID reader of this type.
    Type: Application
    Filed: November 29, 2012
    Publication date: June 27, 2013
    Inventors: Michael Roedig, Torsten Gratzki, Andreas Wennrich
  • Publication number: 20110169249
    Abstract: A cleaning cart (1) is provided with an expandable frame (2) comprising combinable and detachably connectable elements, with a first element (3) being designed so as to be U-shaped and with its two ends (4) being bent to form right angles so that the ends project outwardly from the U-shaped plane.
    Type: Application
    Filed: March 24, 2011
    Publication date: July 14, 2011
    Applicant: Carl Freudenberg KG
    Inventors: Falk L. Lindner, Andreas Eisenhut, Jens Deerberg, Torsten Gratzki, Dietmar Schaule
  • Patent number: 7954197
    Abstract: The invention relates to a mop (1) comprising a mop-head plate (2) and an interchangeable mop cover (3) with a mopping surface (4) that is attached to the mop-head plate (2). According to the invention, the mop cover (3) is equipped on two opposing sides with a respective fixing device (5), which engages in a respective retainer (6) of the mop-head plate (2). At least one retainer (6) is formed by a recess (7) and the corresponding fixing device (5) is held by a positive fit in the recess (7) so that it can be detached without sustaining any damage.
    Type: Grant
    Filed: March 16, 2005
    Date of Patent: June 7, 2011
    Assignee: Carl Freudenberg, Kg
    Inventors: Falk Lindner, Andreas Eisenhut, Michael Masih, Torsten Gratzki
  • Publication number: 20110107538
    Abstract: The invention relates to a mop (1) comprising a mop-head plate (2) and an interchangeable mop cover (3) with a mopping surface (4) that is attached to the mop-head plate (2). According to the invention, the mop cover (3) is equipped on two opposing sides with a respective fixing device (5), which engages in a respective retainer (6) of the mop-head plate (2). At least one retainer (6) is formed by a recess (7) and the corresponding fixing device (5) is held by a positive fit in the recess (7) so that it can be detached without sustaining any damage.
    Type: Application
    Filed: January 18, 2011
    Publication date: May 12, 2011
    Applicant: Carl Freudenberg KG
    Inventors: Falk Lindner, Andreas Eisenhut, Michael Masih, Torsten Gratzki
  • Patent number: 7917989
    Abstract: The invention relates to a mop (1) comprising a mop-head plate (2) for a mop cover (3). The mop-head plate (2) comprises a first connector (4), which can be connected to at least one second connector (5) of a wringer device (6) in order to wring out the mop cover (3). The invention also relates to a wringer device (6) for a mop (1) comprising a mop-head plate (2) for a mop cover (3), said plate having two folding mop-head plate parts (7, 8). Said wringer device (6) comprises a funnel-shaped wringer compartment (22). The mop cover (3) can be introduced into said compartment from above and compressed by actuating the wringer device, when the mop-head plate parts (7, 8) are in an essentially vertical position and said cover is partially detached and suspended from said parts. The opposing transversal surfaces (10, 11) of the mop-head plate parts (7, 8) form compression surfaces.
    Type: Grant
    Filed: March 16, 2005
    Date of Patent: April 5, 2011
    Assignee: Carl Freudenberg KG
    Inventors: Jens Deerberg, Andreas Eisenhut, Torsten Gratzki
  • Publication number: 20100064466
    Abstract: A flat mop (1) comprising a mop plate (2) with a cleaning side (3), onto which a mop cover (4) can be stretched. The mop plate (2) has two mop plate parts (5, 6) arranged foldably with respect to one another. The mop plate (2) is trapezoidal in shape.
    Type: Application
    Filed: October 10, 2007
    Publication date: March 18, 2010
    Applicant: CARL FREUDENBERG KG
    Inventors: Uwe Dingert, Torsten Gratzki, Jens Deerberg
  • Publication number: 20090026732
    Abstract: A cleaning cart (1) is provided with an expandable frame (2) comprising combinable and detachably connectable elements, with a first element (3) being designed so as to be U-shaped and with its two ends (4) being bent to form right angles so that the ends (4) project outwardly from the U-shaped plane.
    Type: Application
    Filed: July 29, 2006
    Publication date: January 29, 2009
    Applicant: Carl Freudenberg KG
    Inventors: Falk Lindner, Andreas Eisenhut, Jens Deerberg, Torsten Gratzki, Dietmar Schaule
  • Patent number: D630489
    Type: Grant
    Filed: June 14, 2010
    Date of Patent: January 11, 2011
    Assignee: Schulte-Schlagbaum Aktiengesellschaft
    Inventors: Torsten Gratzki, Jens Deerberg, Helmut Guth, Diethard Geiger
  • Patent number: D797838
    Type: Grant
    Filed: June 15, 2015
    Date of Patent: September 19, 2017
    Inventors: Torsten Gratzki, Gunnar Baske, Andrej Kholopov
  • Patent number: D830372
    Type: Grant
    Filed: November 11, 2015
    Date of Patent: October 9, 2018
    Assignee: GEA Farm Technologies GmbH
    Inventor: Torsten Gratzki
  • Patent number: D878397
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: March 17, 2020
    Assignee: GEA Farm Technologies GmbH
    Inventor: Torsten Gratzki