Patents by Inventor Johan van Beek
Johan van Beek 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).
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Patent number: 11365919Abstract: An apparatus (1) for removing non-condensable gases from a refrigerant is described, said apparatus (1) comprising a pipe arrangement (2) having a pipe (3), cooling means (4) for the pipe (3), and venting means, wherein the pipe (3) comprises a connection geometry (5) for a connection to a refrigerant system. Such an apparatus should be operated with good efficiency. To this end the pipe comprises at least a first section (6) and a second section (7) which are directed in different directions.Type: GrantFiled: July 2, 2019Date of Patent: June 21, 2022Assignee: Danfoss A/SInventors: Thomas Lund, Johan Van Beek, Niels P. Vestergaard
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Publication number: 20220026127Abstract: The invention relates to a cooling system and operating method therefor with a direct expansion cooling circuit for an ammonia refrigerant. A compressor 12 is provided to compress ammonia vapor 11. A condenser is provided to condense the ammonia vapor to obtain liquid ammonia 20. An evaporator 32 is provided to evaporate the liquid ammonia. A superheat vapor quality sensor 40 is arranged at a conduit 34 between at least a portion of the evaporator 32 and the compressor 12. The superheat vapor quality sensor 40 comprises a heating element 48 and a temperature sensing element 52. The superheat vapor quality sensor 40 is disposed to deliver a sensor signal S indicative of a superheat vapor quality X of refrigerant flowing through the conduit 34 from an output of the temperature sensing element 52. The superheat vapor quality sensor 40 is arranged on a wall of a horizontally arranged portion of the conduit 34 in a position forming an angle of more than 120° to a vertical upward direction.Type: ApplicationFiled: November 25, 2019Publication date: January 27, 2022Inventors: Niels P. Vestergaard, Johan Van Beek
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Publication number: 20220018793Abstract: The invention relates to a sensor arrangement for providing a sensor signal S indicative of a vapor quality X of a medium flowing within a conduit 38a. A sensor includes a heating element and a temperature sensing element is arranged in thermal contact with a wall of a horizontally arranged portion 38a of the conduit 34. Processing means are disposed to deliver a sensor signal S based on an output of the temperature sensing element 52. The sensor 40 includes a sensor body 46 made of a metal material. The heating element 48 and the temperature sensing element 52 are arranged in thermal contact with the sensor body 46. The invention further relates to a cooling system 10 including at least one evaporator 32 for evaporating an ammonia refrigerant, at least one compressor 12 arranged to compress the evaporated refrigerant, and at least one condenser 18 for condensing the compressed refrigerant, and at least one evaporator pump 30 for pumping the condensed refrigerant to the evaporator 32.Type: ApplicationFiled: November 25, 2019Publication date: January 20, 2022Inventors: Niels P. Vestergaard, Johan Van Beek
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Publication number: 20210131658Abstract: There is provided a sealing member (100) for providing a sealing between two inter-attachable parts. The seal comprises a band (110) and a sealing element (120). The sealing element comprises a slit (130) in which the band is at least partially accommodated. The sealing element further comprises at least two deformable portions (140a, 140b) oppositely arranged at respective peripheral edge portions (145a, 145b) of the slit.Type: ApplicationFiled: August 20, 2018Publication date: May 6, 2021Inventors: MARK JOHANNES ANTONIUS VERHOEVEN, ERNESTO SIMON JOHAN VAN BEEK, NOUD JOHANNES FLEUREN, GRZEGORZ GALKO, KRISTIEN PAS
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Publication number: 20210102737Abstract: An apparatus (1) for removing non-condensable gases from a refrigerant is described, said apparatus (1) comprising a pipe arrangement (2) having a pipe (3), cooling means (4) for the pipe (3), and venting means, wherein the pipe (3) comprises a connection geometry (5) for a connection to a refrigerant system. Such an apparatus should be operated with good efficiency. To this end the pipe comprises at least a first section (6) and a second section (7) which are directed in different directions.Type: ApplicationFiled: July 2, 2019Publication date: April 8, 2021Inventors: Thomas Lund, Johan Van Beek, Niels P. Vestergaard
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Patent number: 10443753Abstract: The invention relates to an actuator for a valve in a refrigeration system. The invention also relates to a valve with such actuator, and to a refrigeration system with such valve. The actuator comprises an elongated Shape Memory Alloy (SMA) element extending along two or more string-like extensions from a distant end to a proximate end in relation to a valve element of a valve. The SMA element, when forming part of the valve, may extend from the distant end to the proximate end connected to a housing of the SMA element, however, electrically insulated from the housing. An encapsulation may provide a thermal resistance, a thermal conductor and/or an electrical resistance between the SMA element and other elements or the surroundings of the SMA element.Type: GrantFiled: January 15, 2014Date of Patent: October 15, 2019Assignee: Danfoss A/SInventors: Johan van Beek, Michael Birkelund
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Patent number: 9416890Abstract: A flow control valve (1) and a method for assembling a flow control valve (1) are disclosed. The flow control valve (1) comprises a first housing part (2) and a second housing part (3) attached directly to each other, in such a manner that the first housing part (2) and the second housing part (3) form a substantially closed housing. The first housing part (2) defines a first flow section (4), a second flow section (5), a connecting port (6) fluidly interconnecting the first flow section (4) and the second flow section (5), and a valve seat (7) arranged at the connecting port (6). The flow control valve (1) further comprises a frame part (9) arranged in an interior part of the housing formed by the first housing part (2) and the second housing part (3), the frame part (9) having mounted thereon a valve element (10, 13) arranged movably relative to the valve seat (7), a moving mechanism, e.g. including a spindle (12), for moving the valve element (10, 13), and an actuating mechanism, e.g.Type: GrantFiled: October 5, 2011Date of Patent: August 16, 2016Assignee: Danfoss A/SInventors: Birthe Reese Nissen, John Porland, Ejner Kobberoe Andersen, Johan Van Beek, Michael Birkelund, Marcin Abramowicz
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Publication number: 20150377378Abstract: A magnetic valve (1) comprising a valve housing (2) defining an inlet opening (3) and an outlet opening (4), a valve seat (11), a valve closing element, and an armature tube (7) is disclosed. A piston (6) is arranged movably inside the armature tube (7), said piston (6) being connected to the valve closing element, and an armature (5) is arranged movably at least partly inside the piston (6). A coil (9) is arranged externally to the armature tube (7) in such a manner that at least a part of the armature (5) arranged inside the piston (6) is arranged inside the windings of the coil (9).Type: ApplicationFiled: January 3, 2014Publication date: December 31, 2015Applicant: Danfoss A/SInventors: Michael Birkelund, Johan van Beek
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Publication number: 20150354719Abstract: The invention relates to an actuator for a valve in a refrigeration system. The invention also relates to a valve with such actuator, and to a refrigeration system with such valve. The actuator comprises an elongated Shape Memory Alloy (SMA) element extending along two or more string-like extensions from a distant end to a proximate end in relation to a valve element of a valve. The SMA element, when forming part of the valve, may extend from the distant end to the proximate end connected to a housing of the SMA element, however, electrically insulated from the housing. An encapsulation may provide a thermal resistance, a thermal conductor and/or an electrical resistance between the SMA element and other elements or the surroundings of the SMA element.Type: ApplicationFiled: January 15, 2014Publication date: December 10, 2015Inventors: Johan van Beek, Michael Birkelund
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Publication number: 20130207014Abstract: A flow control valve (1) and a method for assembling a flow control valve (1) are disclosed. The flow control valve (1) comprises a first housing part (2) and a second housing part (3) attached directly to each other, in such a manner that the first housing part (2) and the second housing part (3) form a substantially closed housing. The first housing part (2) defines a first flow section (4), a second flow section (5), a connecting port (6) fluidly interconnecting the first flow section (4) and the second flow section (5), and a valve seat (7) arranged at the connecting port (6). The flow control valve (1) further comprises a frame part (9) arranged in an interior part of the housing formed by the first housing part (2) and the second housing part (3), the frame part (9) having mounted thereon a valve element (10, 13) arranged movably relative to the valve seat (7), a moving mechanism, e.g. including a spindle (12), for moving the valve element (10, 13), and an actuating mechanism, e.g.Type: ApplicationFiled: October 5, 2011Publication date: August 15, 2013Applicant: DANFOSS A/SInventors: Birthe Reese Nissen, John Porland, Ejner Kobberoe Andersen, Johan Van Beek, Michael Birkelund, Marcin Abramowicz
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Patent number: 6912455Abstract: A method for steering a vehicle, in which a steering motor (4) is activated in dependence of the activation of a steering member (1), a steering motor angle and a steering member angle are detected and an error in the correlation between the steering member (1) and the steering motor (4) is compensated, stored data being used for the compensation of the error. Further, the invention concerns a steering arrangement (100).Type: GrantFiled: June 6, 2003Date of Patent: June 28, 2005Assignee: Sauer-Danfoss (Nordborg) A/SInventor: Johan van Beek
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Patent number: 6668967Abstract: The invention concerns a method of steering a vehicle, particularly an articulated vehicle, in which a valve element of a main valve is moved so that it releases or closes connections between a supply connection arrangement and a working connection arrangement in dependence of a steering direction and a steering angle. To improve the steering comfort, the movement speed of the valve element is controlled.Type: GrantFiled: December 27, 2000Date of Patent: December 30, 2003Assignee: Sauer-Danfoss Holding A/SInventors: Ole Vincentz Sørensen, Svend Giversen, Lars Mortensen, Johan van Beek
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Publication number: 20030229430Abstract: A method for steering a vehicle, in which a steering motor (4) is activated in dependence of the activation of a steering member (1), a steering motor angle and a steering member angle are detected and an error in the correlation between the steering member (1) and the steering motor (4) is compensated, stored data being used for said compensation of the error. Further, the invention concerns a steering arrangement (100).Type: ApplicationFiled: June 6, 2003Publication date: December 11, 2003Applicant: Sauer-Danfoss (Nordborg) A/SInventor: Johan van Beek
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Patent number: 6405824Abstract: A hydraulic steering arrangement with a steering handwheel, which is connected with a hydraulic steering unit, and a steering motor, which is connected with a pump via a steering valve. In a steering arrangement of this kind an improvement of the steering comfort is desired. For this purpose, a supply line is located between the steering unit and the pump, and a pressure reduction valve is located in the supply line.Type: GrantFiled: June 14, 2000Date of Patent: June 18, 2002Assignee: Sauer-Danfoss Holding A/SInventors: Ole Vincentz Sørensen, Lars Mortensen, Svend Giversen, Johan Van Beek
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Patent number: 6386089Abstract: A hydraulic steering arrangement, having a steering value, which connects a steering motor with a pump, and which has a slide with two front sides, the slide being adjustable by means of a pressure fluid both through a hydraulic steering unit with a steering hand wheel and through an electro hydraulic steering unit with a control pressure generator. The two steering units have working connections and the front sides of the slide are connected with shuttle valves, each of which is connected with hydraulic steering unit on the one side and with the electro hydraulic steering unit on the other side. A valve arrangement connects the working connection of both steering units, which has the highest pressure, with one front side of the slide, and the working connection of both steering units, which has the lowest pressure, with the other front side of the slide.Type: GrantFiled: February 28, 2001Date of Patent: May 14, 2002Assignee: Sauer-Danfoss Holding A/SInventors: Svend Giversen, Johan van Beek, Lars Mortensen, Ole Vincentz Sørensen
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Publication number: 20010032751Abstract: A hydraulic steering arrangement (1) having a steering valve (2) is described, by way of which steering valve (2) a steering motor is in communication with a pump and which steering valve (2) has a slider (3) having two end faces (8), which slider (3) can be displaced by a pressure fluid by means of a hydraulic steering unit (4) having a steering handwheel (5), the hydraulic steering unit (4) having two work connections (6) and each work connection (6) applying a work pressure to a respective end face of the two end faces (8) of the slider (3) by way of a connection (7).Type: ApplicationFiled: February 28, 2001Publication date: October 25, 2001Inventors: Svend Giversen, Johan van Beek, Lars Mortensen, Ole Vincentz Sorensen
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Publication number: 20010020489Abstract: The invention concerns a hydraulic steering arrangement (1), having a steering valve (2), which connects a steering motor with a pump, and which has a slide (3) with two front sides (8), the slide being adjustable by means of a pressure fluid both through a hydraulic steering unit (4) with a steering hand wheel (5) and through an electro hydraulic steering unit (6) with a control pressure generator, the two steering units having working connections (7) and the front sides (8) of the slide (3) being connected with shuttle valves (9), each of which being connected with the hydraulic steering unit (4) on the one side and with the electro hydraulic steering unit (6) on the other side.Type: ApplicationFiled: February 28, 2001Publication date: September 13, 2001Inventors: Svend Giversen, Johan Van Beek, Lars Mortensen, Ole Vincentz Sorensen
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Publication number: 20010020557Abstract: The invention concerns a method for emergency steering of a hydraulic steering arrangement (1) with a steering handwheel (2), in which a steering valve (5) is optionally operated via the steering handwheel (2) or via a control pressure generator (7), and a steering motor (4) is acted upon by a pump pressure of a pump (6) via the steering valve (5), as well as a hydraulic steering unit (3) for applying the method.Type: ApplicationFiled: February 28, 2001Publication date: September 13, 2001Inventors: Svend Giversen, Johan van Beek, Lars Mortensen, Ole Vincentz Sorensen
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Patent number: D692983Type: GrantFiled: August 2, 2011Date of Patent: November 5, 2013Assignee: Danfoss A/SInventors: Birthe Reese Nissen, Ejner Kobberø Andersen, John Porland, Johan van Beek, Michael Birkelund, Marcin Abramowicz
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Patent number: D697587Type: GrantFiled: July 10, 2013Date of Patent: January 14, 2014Assignee: Danfoss A/SInventors: Birthe Reese Nissen, Ejner Kobberç Andersen, John Porland, Johan van Beek, Michael Birkelund, Marcin Abramowicz