Patents by Inventor Manfred Berndt

Manfred Berndt 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: 10914394
    Abstract: A fluidic valve for switching between different fluid coupling states includes a stator having at least one fluidic stator interface, a rotor having at least one fluidic rotor interface, wherein the rotor is rotatable relative to the stator to thereby switch the fluidic valve between a plurality of different fluid coupling states between the at least one fluidic stator interface and the at least one fluidic rotor interface, and a force transmission mechanism configured for pressing the stator and the rotor together by a contactless force transmission to provide for a fluid tight sealing between the stator and the rotor.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: February 9, 2021
    Assignee: Agilent Technologies, Inc.
    Inventors: Tony Ziegler, Manfred Berndt
  • Publication number: 20210018475
    Abstract: A mixer for mixing a mobile phase in a sample separation device for separating a fluidic sample, wherein the mixer includes a fluid inlet for supplying the mobile phase to be mixed to a mixing volume, a movable body configured for rotating and axially moving in the mixing volume to thereby mix the mobile phase, and a fluid outlet for supplying the mixed mobile phase to a mobile phase consumer.
    Type: Application
    Filed: July 14, 2020
    Publication date: January 21, 2021
    Inventors: Clemens Plachetka, Manfred Berndt, Konstantin Shoykhet
  • Publication number: 20190178411
    Abstract: A fluidic valve for switching between different fluid coupling states includes a stator having at least one fluidic stator interface, a rotor having at least one fluidic rotor interface, wherein the rotor is rotatable relative to the stator to thereby switch the fluidic valve between a plurality of different fluid coupling states between the at least one fluidic stator interface and the at least one fluidic rotor interface, and a force transmission mechanism configured for pressing the stator and the rotor together by a contactless force transmission to provide for a fluid tight sealing between the stator and the rotor.
    Type: Application
    Filed: February 13, 2019
    Publication date: June 13, 2019
    Inventors: Tony Ziegler, Manfred Berndt
  • Patent number: 10302213
    Abstract: A fluidic valve for switching between different fluid coupling states includes a stator having at least one fluidic stator interface, a rotor having at least one fluidic rotor interface, wherein the rotor is rotatable relative to the stator to thereby switch the fluidic valve between a plurality of different fluid coupling states between the at least one fluidic stator interface and the at least one fluidic rotor interface, and a force transmission mechanism configured for pressing the stator and the rotor together by a contactless force transmission to provide for a fluid tight sealing between the stator and the rotor.
    Type: Grant
    Filed: October 18, 2016
    Date of Patent: May 28, 2019
    Assignee: Agilent Technologies, Inc.
    Inventors: Tony Ziegler, Manfred Berndt
  • Patent number: 9890882
    Abstract: A fluidic device includes a planar structure constituted by a plurality of laminated layers and accommodating a fluid channel extending up to a surface of the planar structure, and a female adapter piece configured for a fluid-tight accommodation of a male adapter piece having a fluid conduit. The the female adapter piece is connected or connectable with the planar structure so that, when the male adapter piece is accommodated in the female adapter piece, the fluid conduit is brought in fluid-tight fluid communication with the fluid channel. The fluid channel is exposed to the female adapter piece at a lateral surface of the planar structure at which the laminated layers are exposed.
    Type: Grant
    Filed: February 28, 2013
    Date of Patent: February 13, 2018
    Assignee: Agilent Technologies, Inc.
    Inventors: Darijo Zeko, Manfred Berndt
  • Patent number: 9823226
    Abstract: Disclosed is a sample dispatcher configured for individually introducing a plurality of portions of one or more sample fluids into a flow of a mobile phase of a separation system configured for separating compounds of the sample fluids. The separation system comprises a mobile phase drive configured for driving the mobile phase through a separation unit configured for separating compounds of the sample fluids in the mobile phase. The sample dispatcher comprises a plurality of sample reservoirs, each configured for receiving and temporarily storing a respective sample fluid portion or at least a part thereof. The sample dispatcher is configured for selectively coupling one of the plurality of sample reservoirs between the mobile phase drive and the separation unit, and further for coupling at least two of the plurality of sample reservoirs in parallel between the mobile phase drive and the separation unit.
    Type: Grant
    Filed: June 14, 2013
    Date of Patent: November 21, 2017
    Assignee: Agilent Technologies, Inc.
    Inventors: Klaus Witt, Konstantin Shoykhet, Manfred Berndt
  • Publication number: 20170108140
    Abstract: A fluidic valve for switching between different fluid coupling states includes a stator having at least one fluidic stator interface, a rotor having at least one fluidic rotor interface, wherein the rotor is rotatable relative to the stator to thereby switch the fluidic valve between a plurality of different fluid coupling states between the at least one fluidic stator interface and the at least one fluidic rotor interface, and a force transmission mechanism configured for pressing the stator and the rotor together by a contactless force transmission to provide for a fluid tight sealing between the stator and the rotor.
    Type: Application
    Filed: October 18, 2016
    Publication date: April 20, 2017
    Inventors: Tony Ziegler, Manfred Berndt
  • Publication number: 20160139093
    Abstract: Disclosed is a sample dispatcher configured for individually introducing a plurality of portions of one or more sample fluids into a flow of a mobile phase of a separation system configured for separating compounds of the sample fluids. The separation system comprises a mobile phase drive configured for driving the mobile phase through a separation unit configured for separating compounds of the sample fluids in the mobile phase. The sample dispatcher comprises a plurality of sample reservoirs, each configured for receiving and temporarily storing a respective sample fluid portion or at least a part thereof. The sample dispatcher is configured for selectively coupling one of the plurality of sample reservoirs between the mobile phase drive and the separation unit, and further for coupling at least two of the plurality of sample reservoirs in parallel between the mobile phase drive and the separation unit.
    Type: Application
    Filed: June 14, 2013
    Publication date: May 19, 2016
    Inventors: Klaus Witt, Konstantin Choikhet, Manfred Berndt
  • Patent number: 9316324
    Abstract: A shear valve, for use in a high performance liquid chromatography system, comprises a first shear valve member and a second shear valve member. At least one of the first and second shear valve members is adapted to be moved with respect to the other. One of the first and second shear valve members comprises a plurality of ports, and the other comprises at least one fluid path for fluidly coupling respective ones of the ports in dependency on a relative movement position of the first and second shear valve members with respect to each other. The first shear valve member is at least partially coated with or comprised of silicon carbide.
    Type: Grant
    Filed: October 27, 2009
    Date of Patent: April 19, 2016
    Assignee: Agilent Technologies, Inc.
    Inventor: Manfred Berndt
  • Publication number: 20160003383
    Abstract: A fluidic device (200), comprising a planar structure (202) constituted by a plurality of laminated layers (212) and accommodating a fluid channel (204) extending up to a surface of the planar structure (202), and a female adapter piece (206) configured for a fluid-tight accommodation of a male adapter piece (208) having a fluid conduit (210), wherein the female adapter piece (206) is connected or connectable with the planar structure (202) so that, when the male adapter piece (208) is accommodated in the female adapter piece (206), the fluid conduit (210) is brought in fluid-tight fluid communication with the fluid channel (204), wherein the fluid channel (204) is exposed to the female adapter piece (206) at a lateral surface of the planar structure (202) at which the laminated layers (212) are exposed.
    Type: Application
    Filed: February 28, 2013
    Publication date: January 7, 2016
    Inventors: Darijo Zeko, Manfred Berndt
  • Patent number: 9039894
    Abstract: A supporting plate of a device is suggested. The device has at least one component and a housing for at least partly protecting the component. The supporting plate has at least one receiving element adapted for accepting the at least one component of the device in at least one of the following manners: in a form-closed manner, in a force-closed manner. The supporting plate is part of the housing.
    Type: Grant
    Filed: November 21, 2007
    Date of Patent: May 26, 2015
    Assignee: Agilent Technologies, Inc.
    Inventors: Bernd Schaupp, Juergen Skott, Michael Braun, Soeren Groth, Manfred Berndt
  • Patent number: 8438910
    Abstract: A shear valve for use in a high performance liquid chromatography system, the shear valve comprising a first shear valve member and a second shear valve member, wherein at least one of the first and second shear valve members is adapted to be moved with respect to the other, one of the first and second shear valve members comprises a plurality of ports, and the other comprises at least one fluid path for fluidly coupling respective ones of the ports in dependency on a relative movement position of the first and second shear valve members with respect to each other, wherein the first shear valve member is at least partially coated with an adhesion-promoting layer and a diamond like carbon layer on the adhesion-promoting layer.
    Type: Grant
    Filed: April 7, 2010
    Date of Patent: May 14, 2013
    Assignee: Agilent Technologies, Inc.
    Inventor: Manfred Berndt
  • Patent number: 8152016
    Abstract: A cover for sealing a container and preferably containers for a well plate. The cover is comprised of at least a top layer and a bottom layer structured in a way to form a recloseable aperture. Preferably, each of the layers comprise a recloseable aperture structured as flap, damper, baffle or butterfly valve respectively, wherein the recloseable apertures are arranged on top of each other. In a preferred embodiment of the invention a third moveable layer is arranged between the top and the bottom layer. By moving the middle layer, the aperture in the cover can be closed.
    Type: Grant
    Filed: April 7, 2004
    Date of Patent: April 10, 2012
    Assignee: Agilent Technologies, Inc.
    Inventors: Manfred Berndt, Jose-Angel Mora-Fillat, Jan Eickhoff
  • Publication number: 20110214571
    Abstract: A degassing apparatus (27) for degassing a liquid (240) comprises a vacuum chamber (200), a liquid conveyance member (210) disposed in the vacuum chamber (200) and adapted for transporting the liquid (240), and a pump (220) adapted to evacuate the vacuum chamber (200). The vacuum chamber (200) comprises a vent (270) adapted for venting the vacuum chamber (200).
    Type: Application
    Filed: October 20, 2008
    Publication date: September 8, 2011
    Applicant: AGILENT TECHNOLOGIES, INC.
    Inventor: Manfred Berndt
  • Patent number: 7998437
    Abstract: A microfluidic assembly (1;57) has at least one microfluidic flow path (17,27,29,35,38;82,85,95) and at least one inlet port (11,13,15;81,97,101) coupled to the flow path (17,27,29,35,38;82,85,95). The microfluidic assembly (1;57) has a first microfluidic device (7;63) that executes a microfluidic process and has a second microfluidic device (9;61). The microfluidic assembly (1;57) has an interface (5;65). The interface (5;65) couples the first microfluidic device (7;63) and the second microfluidic device (9;61).
    Type: Grant
    Filed: February 16, 2007
    Date of Patent: August 16, 2011
    Assignee: Agilent Technologies, Inc.
    Inventors: Manfred Berndt, Marcus Gassmann
  • Patent number: 7972576
    Abstract: A fluidic device comprising a capillary for conducting a fluid and a pivot arm configured for being pivoted, wherein the pivot arm supports at least a portion of the capillary, and a part of the capillary is coiled to at least partially compensate stress resulting from pivoting of the pivot arm.
    Type: Grant
    Filed: February 19, 2009
    Date of Patent: July 5, 2011
    Assignee: Agilent Technologies, Inc.
    Inventors: Sven Langer, Manfred Berndt
  • Publication number: 20100299079
    Abstract: A pump unit comprises a primary piston pump, a secondary piston pump, and a flow path adapted for fluidically connecting in series the primary piston pump and the secondary piston pump. The pump unit's duty cycle comprises a delivery-and-fill phase, in which the primary piston pump supplies a flow of liquid to the secondary piston pump, and during the delivery-and-fill phase, the flow of liquid supplied by the primary piston pump is partly used for filling up the secondary piston pump and partly used for maintaining another flow of liquid dispensed across the secondary piston pump. The flow path comprises a heat exchanger, wherein liquid supplied by the primary piston pump passes through the heat exchanger before being supplied to the secondary piston pump.
    Type: Application
    Filed: April 20, 2010
    Publication date: November 25, 2010
    Applicant: AGILENT TECHNOLOGIES, INC.
    Inventors: Manfred Berndt, Konstantin Choikhet, Philip Herzog
  • Publication number: 20100281959
    Abstract: A shear valve for use in a high performance liquid chromatography system, the shear valve comprising a first shear valve member and a second shear valve member, wherein at least one of the first and second shear valve members is adapted to be moved with respect to the other, one of the first and second shear valve members comprises a plurality of ports, and the other comprises at least one fluid path for fluidly coupling respective ones of the ports in dependency on a relative movement position of the first and second shear valve members with respect to each other, wherein the first shear valve member is at least partially coated with an adhesion-promoting layer and a diamond like carbon layer on the adhesion-promoting layer.
    Type: Application
    Filed: April 7, 2010
    Publication date: November 11, 2010
    Applicant: AGILENT TECHNOLOGIES, INC.
    Inventor: Manfred Berndt
  • Publication number: 20100206044
    Abstract: A fluidic device comprising a capillary for conducting a fluid and a pivot arm configured for being pivoted, wherein the pivot arm supports at least a portion of the capillary, and a part of the capillary is coiled to at least partially compensate stress resulting from pivoting of the pivot arm.
    Type: Application
    Filed: February 19, 2009
    Publication date: August 19, 2010
    Applicant: AGILENT TECHNOLOGIES, INC.
    Inventors: Sven Langer, Manfred Berndt
  • Publication number: 20100101989
    Abstract: A shear valve, for use in a high performance liquid chromatography system, comprises a first shear valve member and a second shear valve member. At least one of the first and second shear valve members is adapted to be moved with respect to the other. One of the first and second shear valve members comprises a plurality of ports, and the other comprises at least one fluid path for fluidly coupling respective ones of the ports in dependency on a relative movement position of the first and second shear valve members with respect to each other. The first shear valve member is at least partially coated with or comprised of silicon carbide.
    Type: Application
    Filed: October 27, 2009
    Publication date: April 29, 2010
    Applicant: AGILENT TECHNOLOGIES, INC.
    Inventor: Manfred Berndt