Patents Assigned to Atlas Copco Airpower, naamloze vennootschap
  • TRANSMISSION AND COMPRESSOR OR VACUUM PUMP PROVIDED WITH SUCH A TRANSMISSION
    Publication number: 20200116233
    Abstract: A transmission between a drive shaft and a driven shaft comprises a housing and at least a driven gearwheel that is mounted on the driven shaft and a drive gearwheel that is mounted on a drive shaft. The housing comprises two separated chambers, i.e. a first chamber that is connected to the driven shaft and a second chamber which is separate from the first chamber, whereby the first chamber is connected via a channel with the second chamber, whereby around the drive gearwheel or driven gearwheel the second chamber is formed, whereby the form of the second chamber is such that when the gearwheel in question rotates, a gas flow is created around this gearwheel which causes a negative pressure in the channel by the venturi effect.
    Type: Application
    Filed: March 13, 2018
    Publication date: April 16, 2020
    Applicant: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Linus VAN HOVE, Steven DE MAN
  • Oil separator
    Patent number: 10617987
    Abstract: An oil separator provided with a housing with an inlet for an oil-gas mixture and which defines a space that is closed off by means of a lid, whereby a screen is provided in the aforementioned space in which a filter element is affixed and a pipe or collector that connects the interior of the filter element to an outlet in the housing for purified gas, whereby the oil separator is provided with a drainage line for the removal of the oil that has been filtered out, wherein the drainage line ensures the removal of the oil that has been filtered out from the underside of the filter element directly to an outlet for oil in the housing.
    Type: Grant
    Filed: October 29, 2014
    Date of Patent: April 14, 2020
    Assignee: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventor: Guy L. A. Snels
  • Inlet valve and vacuum pump provided with such an inlet valve
    Patent number: 10619637
    Abstract: An inlet valve for regulating the pressure at the inlet channel of a vacuum pump comprising: a first chamber defined by a housing having at least one inlet channel connected to a first supply of a fluid, comprising a movable element defining two cavities fluidly sealed from each-other and means for exerting a force on the movable element; a second chamber separated from the first chamber by a wall and defined by a housing, being in direct communication with a process channel of a second supply of a fluid; a valve body slidably mounted in the wall to prevent a fluid flow between the second chamber and the second cavity of the first chamber, the valve body having a distal end and a proximal end, wherein the valve body comprises a fluid channel extending through the valve body allowing a fluid flow between the first cavity and the inlet channel.
    Type: Grant
    Filed: January 7, 2016
    Date of Patent: April 14, 2020
    Assignee: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Joeri Coeckelbergs, Niels Gorrebeeck, Dries Gielis, Andries De Bock, Glenn Vinck, Andries Desiron
  • ORC for transporting waste heat from a heat source into mechanical energy and cooling system making use of such an ORC
    Patent number: 10612423
    Abstract: An Organic Rankine Cycle (ORC) device and method for transforming heat from a heat source into mechanical energy. The ORC includes a closed circuit containing a two phase working fluid. The circuit comprises a liquid pump for circulating the working fluid consecutively through an evaporator which is configured to be placed in thermal contact with the heat source; through an expander for transforming the thermal energy of the working fluid into mechanical energy; and through a condenser which is in thermal contact with a cooling element. The expander is situated above the evaporator. The fluid outlet of the evaporator is connected to the fluid inlet of the expander by a raiser column which is filled with a mixture of liquid working fluid and of gaseous bubbles of the working fluid, which mixture is supplied to the expander.
    Type: Grant
    Filed: August 18, 2016
    Date of Patent: April 7, 2020
    Assignee: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventor: Henrik Ohman
  • SCREW COMPRESSOR
    Publication number: 20200102959
    Abstract: Screw compressor with a compression chamber that is formed by a compression housing, in which a pair of meshed helical compressor rotors in the form of a screw are rotatably mounted and with a drive motor that is provided with a motor chamber formed by a motor housing, in which a motor shaft is rotatably mounted. The motor shaft drives at least one of the aforementioned two compressor rotors, where the compression housing and the motor housing are connected directly together to form a compressor housing, where the rotor shafts of the compressor rotors, as well as the motor shaft, extend along axial directions that are oblique or transverse to the horizontal plane. The motor chamber and the compression chamber have the same or similar pressure.
    Type: Application
    Filed: October 31, 2019
    Publication date: April 2, 2020
    Applicant: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventor: Andries Jan F. DESIRON
  • Oil separator
    Patent number: 10596506
    Abstract: An oil separator providing a housing with an inlet for an oil-gas mixture and which defines a space that is closed off my means of a lid, whereby a screen is provided in the aforementioned space in which a filter element is provided and a pipe or collector that connects the interior of the filter element to an outlet in the housing for purified gas, whereby this filter element has a lid and a bottom for collecting oil that has been filtered out, whereby a drainage line is provided for the removal of the oil that has been filtered out, wherein the pipe or collector runs to the lid of the filter element and is connected thereto by means of an electrically conductive connecting element, whereby the sidewall of the pipe or collector is provided with at least one opening for the removal of purified gas.
    Type: Grant
    Filed: October 29, 2014
    Date of Patent: March 24, 2020
    Assignee: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventor: Guy L. A. Snels
  • CYLINDRICAL SYMMETRIC VOLUMETRIC MACHINE
    Publication number: 20200088192
    Abstract: Cylindrical symmetric volumetric machine (1), which machine (1) includes two cooperating rotors (6a, 6b), namely an outer rotor (6a) which is rotatably mounted in the machine (1) and an inner rotor (6b) which is rotatably mounted in the outer rotor (6a), whereby the machine (1) is provided with an electric motor (15) with a motor rotor (16) and a motor stator (17) to drive the outer and inner rotor (6a, 6b), characterised in that the electric motor (15) is mounted around the outer rotor (6a), whereby the motor stator (17) is directly driving the outer rotor (6a), and whereby the electric motor (15) extends along only a part of the length (L) of the outer rotor (6a) and the inner rotor (6b), whereby the motor (15) is located at an end (9b) of the inner rotor (6b) with a smallest diameter (D).
    Type: Application
    Filed: June 5, 2018
    Publication date: March 19, 2020
    Applicant: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Erik Paul FABRY, Anton Jan GOETHALS, Bart Maria M. RAES
  • HIGH BULK COALESCING FILTER MEDIA AND USE THEREOF
    Publication number: 20200086236
    Abstract: A coalescence filter for purifying a fluid which contains a carrier and at least one liquid contaminant by coalescing of the at least one contaminant, where the coalescence filter includes an inlet for supplying the fluid to a filter element present in the coalescence filter, where the filter element includes a primary coalescence medium which is provided for coalescing of the at least one contaminant in the primary coalescence medium during the displacement of the fluid through the primary coalescence medium. The coalescence filter further includes an outlet for discharging the coalesced contaminant from the filter element, where the primary coalescence medium comprises at least one layer of a porous material, where the primary coalescence medium has a total thickness of at least 3.5 mm.
    Type: Application
    Filed: November 20, 2019
    Publication date: March 19, 2020
    Applicant: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Evi BULTINCK, Isabelle DE WOLF, Ken GORIS, Jo WOUTERS, Gerhard KASPER
  • HOUSING OF A LIQUID SEPARATION DEVICE FOR SEPARATION OF A LIQUID FROM A GAS-LIQUID MIXTURE
    Publication number: 20200086251
    Abstract: A housing of a liquid separation device that includes an inlet for the gas-liquid mixture and a set of integrated components, the set of integrated components includes a liquid separator vessel to separate liquid from the gas-liquid mixture, and the liquid separator vessel includes an entry port for the gas-liquid mixture, a liquid outlet port, and a gas outlet port. The set of integrated components includes a set of channels, where a wall of each channel is part of the housing, where the set of channels includes an inlet channel to guide the gas-liquid mixture from the inlet to the entry port and an outlet channel to guide gas from the gas outlet port away from the liquid separator vessel. The housing includes at least two opposite housing pieces which can be hermetically sealed together along a sealing line which is situated in a sealing face.
    Type: Application
    Filed: September 5, 2019
    Publication date: March 19, 2020
    Applicant: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Johan DOM, Benjamin MOENS, Pieter-Jan BELLES, Diego TRUYEN
  • HOUSING OF A LIQUID SEPARATION DEVICE FOR SEPARATION OF A LIQUID FROM A GAS-LIQUID MIXTURE
    Publication number: 20200086258
    Abstract: A housing of a liquid separation device that includes an inlet for the gas-liquid mixture and a set of integrated components, the set of integrated components includes a liquid separator vessel to separate liquid from the gas-liquid mixture, where the liquid separator vessel includes an entry port for the gas-liquid mixture, a liquid outlet port, and a gas outlet port. The set of integrated components further includes a set of channels, where a wall of each channel is part of the housing and the set of channels includes an inlet channel to guide the gas-liquid mixture from the inlet of the housing to the entry port of the liquid separator vessel and an outlet channel to guide gas from the gas outlet port away from the liquid separator vessel. The set of integrated components includes a liquid buffer tank that allows liquid to flow through an opening in the wall.
    Type: Application
    Filed: September 5, 2019
    Publication date: March 19, 2020
    Applicant: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Johan DOM, Benjamin MOENS, Pieter-Jan BELLES, Diego TRUYEN
  • Installation for drying compressed gas
    Patent number: 10589218
    Abstract: A device for drying compressed gas with an inlet for compressed gas to be dried originating from a compressor and an outlet for dried compressed gas, whereby this device comprises a number of vessels that are filled with a regeneratable drying agent and a controllable valve system that connects the aforementioned inlet and outlet to the aforementioned vessels, wherein the device comprises at least three vessels, whereby the aforementioned valve system is such that at least one vessel is always being regenerated, while the other vessels dry the compressed gas, whereby due to the control of the valve system the vessels are each successively regenerated in turn.
    Type: Grant
    Filed: May 10, 2016
    Date of Patent: March 17, 2020
    Assignee: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventor: Danny Etienne Andree Vertriest
  • A DEVICE FOR SEPARATING LIQUID FROM A GAS STREAM WITHIN A LIQUID INJECTED COMPRESSOR AND METHOD THEREOF
    Publication number: 20200070078
    Abstract: A device for separating liquid from a gas stream within a liquid injected compressor, said device including a first vessel including a first bottom plate, a first lateral wall comprising an inlet fluidly connected with a compressed gas outlet and a lid including an outlet, the device further including: a first separation means; a second separation means; and a third separation means; whereby the device further includes an inlet channel being in fluid communication with said inlet, said inlet channel including a top panel and a bottom panel, whereby at least said top panel is creating a slope, having the highest point onto the first lateral wall and the lowest point at the opposite end.
    Type: Application
    Filed: March 20, 2018
    Publication date: March 5, 2020
    Applicant: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventor: Glenn VINCK
  • CONTROLLER UNIT FOR CONTROLLING THE SPEED OF A MOTOR DRIVING AN OIL INJECTED COMPRESSOR AND METHOD OF CONTROLLING SAID SPEED
    Publication number: 20200072220
    Abstract: A controller unit for controlling the speed of a motor for driving an oil injected compressor, the controller unit including: a data connection; and a first module to receive data through the data connection. The controller unit includes a processing unit for determining a minimum working speed of the motor on the basis of the measured working pressure, the ambient temperature and a dew point temperature; and a comparator unit to compare the determined minimum working speed with the retrieved working speed of the motor. The processing unit includes a signal generating unit to send a signal to the motor for increasing the working speed of the motor to at least the determined minimum working speed, if the retrieved working speed is lower than the determined minimum working speed.
    Type: Application
    Filed: October 19, 2017
    Publication date: March 5, 2020
    Applicant: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventor: Wim MOENS
  • TRANSMISSION AND COMPRESSOR OR VACUUM PUMP PROVIDED WITH SUCH A TRANSMISSION
    Publication number: 20200072221
    Abstract: Transmission between drive shaft and a driven shaft, which transmission includes a housing and at least a driven gearwheel that is mounted on the driven shaft and a drive gearwheel that is mounted on a drive shaft. The housing is provided with an outlet opening, which outlet opening is placed in the radial extension of one of the gearwheels.
    Type: Application
    Filed: March 13, 2018
    Publication date: March 5, 2020
    Applicant: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Linus VAN HOVE, Steven DE MAN
  • Compressor installation with drying device for compressed gas and method for drying compressed gas
    Patent number: 10576411
    Abstract: A compressor installation with drying device for compressed gas, with the drying device containing a housing with a drying zone and a regeneration zone; whereby in the housing a drum with a drying agent is fitted rotatably; and whereby the pressure line comprises a heat-exchanger for cooling the compressed gas before it enters said drying zone, whereby a tap-off pipe is connected to the discharge line that is connected to a cooling inlet of the heat-exchanger, while the heat-exchanger further comprises a cooling outlet that is connected to the inlet of the regeneration zone, while the outlet of the regeneration zone is connected to said pressure line.
    Type: Grant
    Filed: October 16, 2017
    Date of Patent: March 3, 2020
    Assignee: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Danny Etienne Andree Vertriest, Geert Hellemans
  • COMPRESSOR OR VACUUM PUMP PROVIDED WITH A TRANSMISSION
    Publication number: 20200063738
    Abstract: A compressor provided with a compressor element with a driven shaft, a motor with a drive shaft to drive the compressor element, and a transmission between the drive shaft and the driven shaft. The transmission includes a housing and at least a driven gearwheel that is mounted on the driven shaft and a drive gearwheel that is mounted on a drive shaft. The housing includes two separated chambers, a first chamber that is connected to the driven shaft and a second chamber which is separate from the first chamber. The first chamber is connected via a channel with the second chamber, whereby around the drive gearwheel or driven gearwheel, the second chamber is formed. The form of the second chamber is such that when the gearwheel in question rotates, a gas flow is created around this gearwheel which causes a negative pressure in the channel by the venturi effect.
    Type: Application
    Filed: November 1, 2019
    Publication date: February 27, 2020
    Applicant: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Linus VAN HOVE, Steven DE MAN
  • DRYER FOR COMPRESSED GAS, COMPRESSOR INSTALLATION PROVIDED WITH SUCH A DRYER AND METHOD FOR DRYING GAS
    Publication number: 20200054992
    Abstract: A dryer for a compressed gas provided with a vessel with a drying agent and a drying zone-and a regeneration zone; at least one intermediate zone that, viewed in the direction of rotation of the drum, is situated between the regeneration zone and the drying zone and which is provided with a separate inlet and an outlet that is shared with or connected to the outlet of the regeneration zone; a tap-off pipe that branches off from the outlet of the drying zone and connects to the aforementioned separate inlet of the intermediate zone; one or more blowers in the tap-off pipe for effectuating an intermediate flow from the drying zone, where the dryer is configured such that the entire flow of gas to be dried supplied to the dryer is first guided through the regeneration zone.
    Type: Application
    Filed: October 25, 2019
    Publication date: February 20, 2020
    Applicant: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Ewan VAN MINNEBRUGGEN, Danny VERTRIEST, Tim CEYSSENS, Geert HELLEMANS
  • Method and device for cool drying a gas
    Patent number: 10561980
    Abstract: A method for cool drying gas having the steps of determining the evaporator temperature and/or evaporator pressure and measuring the lowest gas temperature. The method includes the step of determining the load of the cooling circuit on the basis of the evaporator temperature and/or evaporator pressure and the lowest gas temperature and calculating a desired value for the evaporator temperature and/or evaporator pressure that is required to cool the gas supplied to a set lowest gas temperature which includes the load. The speed of the compressor is then controlled to make the evaporator temperature and/or evaporator pressure equal to the desired value.
    Type: Grant
    Filed: February 21, 2011
    Date of Patent: February 18, 2020
    Assignee: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventor: Frits Cornelis A. Baltus
  • Coalescence filter and method for purifying a fluid
    Patent number: 10532297
    Abstract: The present invention relates to a coalescence filter for purifying a fluid which contains a carrier and at least one liquid contaminant, by coalescing of the at least one contaminant. The coalescence filter comprises an inlet for supplying the fluid to a filter element present in the coalescence filter. The filter element comprises a primary coalescence medium which is provided for coalescing of the at least one contaminant in the primary coalescence medium. The coalescence filter further comprises an outlet for discharging the coalesced contaminant from the filter element. The primary coalescence medium comprises at least one layer of a porous material, and has a total thickness of at least 3.5 mm, preferably at least 4 mm, preferably at least 5 mm, more preferably at least 6 mm, most preferably at least 7 mm, in particular at least 7.5 mm, measured at a pressure of 2N/cm2.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: January 14, 2020
    Assignee: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Evi Bultinck, Isabelle De Wolf, Ken Goris, Jo Wouters, Gerhard Kasper
  • High bulk coalescing filter media and use thereof
    Patent number: 10525377
    Abstract: The present invention relates to a coalescence filter for purifying a fluid which contains a carrier and at least one liquid contaminant by coalescing of the at least one contaminant, wherein the coalescence filter includes an inlet for supplying the fluid to a filter element present in the coalescence filter, wherein the filter element includes a primary coalescence medium which is provided for coalescing of the at least one contaminant in the primary coalescence medium during the displacement of the fluid through the primary coalescence medium, wherein the coalescence filter further includes an outlet for discharging the coalesced contaminant from the filter element, wherein the primary coalescence medium comprises at least one layer of a porous material, wherein the primary coalescence medium has a total thickness of at least 3.5 mm.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: January 7, 2020
    Assignee: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Evi Bultinck, Isabelle De Wolf, Ken Goris, Jo Wouters, Gerhard Kasper