Patents by Inventor Asmo Tenhunen
Asmo Tenhunen 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: 11958717Abstract: An elevator brake includes a frame part including an electromagnet; a moving armature movably supported on the frame part; at least one energy storage, such as a work spring, arranged between the frame part and the moving armature; a friction lining associated with the moving armature and fitted to engage a braking surface with a normal force originating from the at least one energy storage, to brake movement of an elevator car or to hold the elevator car standstill; and a sensor system including one or more sensors mounted into the elevator brake and adapted to sense one or more operational parameters of the elevator brake and/or to directly measure normal force of the friction lining.Type: GrantFiled: March 21, 2019Date of Patent: April 16, 2024Assignee: KONE CORPORATIONInventors: Janne Rossi, Henri Wenlin, Asmo Tenhunen
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Patent number: 11440776Abstract: The present invention relates to a conveyor system comprising: a drive machine, a conveyor control unit configured to control operation of a conveyor device, a sensor array comprising at least one sensor mounted to the drive machine and adapted to measure one or more properties of the drive machine, a processing unit associated with the drive machine, wherein the processing unit is connected to the sensor array and configured to obtain and process measurement data from the sensor array to generate in-formation about an operation of the drive machine, and a communication channel between the conveyor control unit and the processing unit. The conveyor system may be an elevator system, an escalator system or a moving walk system.Type: GrantFiled: September 25, 2020Date of Patent: September 13, 2022Assignee: Kone CorporationInventors: Henri Wenlin, Antti Saarelainen, Janne Rossi, Asmo Tenhunen
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Publication number: 20220033214Abstract: The invention relates to an elevator system comprising at least two elevator cars adapted to travel in respective separate hoistways of the same building. The at least two elevator cars have at least two different rated speeds comprising lowest rated speed and a rated speed higher than the lowest rated speed. At least each said elevator car with the rated speed higher than the lowest rated speed is provided with an electronic overspeed monitoring equipment configured to stop the movement of the elevator car, if the speed of the elevator car meets an overspeed threshold. The overspeed threshold is decreasing towards at least one end terminal of the hoistway. Each of said separate hoistway of the building has a bottom end terminal space with a substantially equal height and/or a top end terminal space with a substantially equal height.Type: ApplicationFiled: October 15, 2021Publication date: February 3, 2022Applicant: KONE CorporationInventors: Mikko Viljanen, Henri Wenlin, Asmo Tenhunen, Antti Kallioniemi, Mikko Parviainen
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Publication number: 20210016999Abstract: The present invention relates to a conveyor system comprising: a drive machine, a conveyor control unit configured to control operation of a conveyor device, a sensor array comprising at least one sensor mounted to the drive machine and adapted to measure one or more properties of the drive machine, a processing unit associated with the drive machine, wherein the processing unit is connected to the sensor array and configured to obtain and process measurement data from the sensor array to generate in-formation about an operation of the drive machine, and a communication channel between the conveyor control unit and the processing unit. The conveyor system may be an elevator system, an escalator system or a moving walk system.Type: ApplicationFiled: September 25, 2020Publication date: January 21, 2021Applicant: Kone CorporationInventors: Henri WENLIN, Antti SAARELAINEN, Janne ROSSI, Asmo TENHUNEN
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Publication number: 20200339381Abstract: The invention relates to a method for operating an elevator system. The method comprises receiving a request to drive an elevator car to a destination and generating an elevator car motion profile to serve the received request. The elevator car motion profile comprises at least the following motion parameters of the elevator car: acceleration, maximum speed, and deceleration. At least one of the maximum speed of the elevator car and the deceleration of the elevator car in the generated elevator car motion profile is defined on the basis of the destination. The invention relates also to a processing unit and an elevator system configured to perform the method at least partly.Type: ApplicationFiled: April 10, 2020Publication date: October 29, 2020Applicant: Kone CorporationInventors: Mikko VILJANEN, Henri WENLIN, Asmo TENHUNEN, Antti KALLIONIEMI, Mikko PARVIAINEN
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Publication number: 20190315593Abstract: An elevator brake includes a frame part including an electromagnet; a moving armature movably supported on the frame part; at least one energy storage, such as a work spring, arranged between the frame part and the moving armature; a friction lining associated with the moving armature and fitted to engage a braking surface with a normal force originating from the at least one energy storage, to brake movement of an elevator car or to hold the elevator car standstill; and a sensor system including one or more sensors mounted into the elevator brake and adapted to sense one or more operational parameters of the elevator brake and/or to directly measure normal force of the friction lining.Type: ApplicationFiled: March 21, 2019Publication date: October 17, 2019Applicant: KONE CorporationInventors: Janne Rossi, Henri Wenlin, Asmo Tenhunen
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Patent number: 9800101Abstract: An axial flux motor intended for fixing to a machine comprises a stator stack as well as a rotor installed to rotate with respect to the stator stack, which rotor determines the axis of rotation. The stator stack comprises sectional slots on the side intersecting the axis of rotation, preferably the sectional slots include radial sectional slots or are radial sectional slots and/or there are 6-12 of them. Into each respective sectional slot a fixing part can be installed, which at least in the direction of the axis of rotation shape-locks into the sectional slot in question. The axial flux motor can be fixed to the machine by fixing at least some of the fixing parts to the machine.Type: GrantFiled: February 27, 2015Date of Patent: October 24, 2017Assignee: Kone CorporationInventors: Asmo Tenhunen, Jussi Huppunen, Tuukka Korhonen
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Patent number: 9309092Abstract: The invention relates to a fixing arrangement of a hoisting machine, in which arrangement the hoisting machine comprises a stationary structure as well as a rotating structure; which rotating structure comprises a traction sheave, which comprises a traction surface for exerting a force effect; and in which fixing arrangement the hoisting machine is fixed with fixing means to an elongated support structure such that the hoisting machine is fixed to the support structure from at least two points that are situated apart in the width direction (w) of the support structure for damping the vibration caused by the operation of the hoisting machine.Type: GrantFiled: November 26, 2012Date of Patent: April 12, 2016Assignee: KONE CORPORATIONInventors: Asmo Tenhunen, Petri Alkula, Jussi Huppunen, Mika Virnes, Gabriela Simbierowicz
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Patent number: 9261151Abstract: An electromagnetic brake and a method for manufacturing an electromagnetic brake are disclosed. The electromagnetic brake includes a coil former, a coil, which is fitted on the coil former, and also an electrically connecting part, which is equipped to make an electrically conductive contact between the coil and the power supply cable supplying current to the electromagnetic brake.Type: GrantFiled: September 11, 2013Date of Patent: February 16, 2016Assignee: KONE CORPORATIONInventors: Antti Saarelainen, Asmo Tenhunen
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Patent number: 9209657Abstract: An electric motor, a hoisting machine and also an elevator system are disclosed. The electric motor includes a stator, which stator includes slots, into which slots a concentrated winding is fitted. The electric motor also includes a rotating rotor, which rotor includes permanent magnets placed consecutively in a ring in the direction of the rotational movement. The ratio (LM/LP) of the width of a permanent Lp magnet at the point (LM) of the center line of the magnet and the width (Lp)? of a magnetic pole of the rotor is at least ? and at most ?.Type: GrantFiled: November 25, 2013Date of Patent: December 8, 2015Assignee: Kone CorporationInventors: Jussi Huppunen, Asmo Tenhunen
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Publication number: 20150171671Abstract: An axial flux motor intended for fixing to a machine comprises a stator stack as well as a rotor installed to rotate with respect to the stator stack, which rotor determines the axis of rotation. The stator stack comprises sectional slots on the side intersecting the axis of rotation, preferably the sectional slots include radial sectional slots or are radial sectional slots and/or there are 6-12 of them. Into each respective sectional slot a fixing part can be installed, which at least in the direction of the axis of rotation shape-locks into the sectional slot in question. The axial flux motor can be fixed to the machine by fixing at least some of the fixing parts to the machine. The patent application includes a parallel claim for a method for fixing an axial flux motor to a machine.Type: ApplicationFiled: February 27, 2015Publication date: June 18, 2015Applicant: Kone CorporationInventors: Asmo TENHUNEN, Jussi HUPPUNEN, Tuukka KORHONEN
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Patent number: 8789660Abstract: An elevator system includes an elevator car and also a motor drive for moving the elevator car according to a movement profile to be determined for the movement of the elevator car. The loading of the motor drive is arranged to be limited to the limit value for the maximum permitted loading by changing the value of a movement magnitude of the elevator car in the movement profile of the elevator car when the position of the elevator car changes.Type: GrantFiled: October 15, 2012Date of Patent: July 29, 2014Assignee: Kone CorporationInventor: Asmo Tenhunen
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Patent number: 8727075Abstract: An arrangement and a method for supervising the operation of a brake includes a controllable electromechanical brake, including a magnetic circuit with at least two ferromagnetic parts fitted to move in relation to each other. A thrusting force is exerted between the ferromagnetic parts via a spring. The brake includes a magnetizing coil fitted into the magnetic circuit, for forming magnetic attraction between the parts of the brake. The arrangement includes a control of the brake, which includes at least one controllable switch, for adjusting the electricity supply of the magnetizing coil. The control of the brake comprises a supervision of the movement of the magnetic circuit of the brake.Type: GrantFiled: April 28, 2011Date of Patent: May 20, 2014Assignee: Kone CorporationInventors: Jussi Huppunen, Asmo Tenhunen, Petri Alkula, Mika Olkkonen, Tuukka Kauppinen
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Patent number: 8698368Abstract: An electric motor, a hoisting machine and also an elevator system are disclosed. The electric motor includes a stator, which stator includes slots, into which slots a concentrated winding is fitted. The electric motor also includes a rotating rotor, which rotor includes permanent magnets placed consecutively in a ring in the direction of the rotational movement. The ratio (LM/LP) of the width of a permanent Lp magnet at the point (LM) of the center line of the magnet and the width (LP)? of a magnetic pole of the rotor is at least ? and at most ?.Type: GrantFiled: September 5, 2012Date of Patent: April 15, 2014Assignee: Kone CorporationInventors: Jussi Huppunen, Asmo Tenhunen
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Publication number: 20140076668Abstract: An electric motor, a hoisting machine and also an elevator system are disclosed. The electric motor includes a stator, which stator includes slots, into which slots a concentrated winding is fitted. The electric motor also includes a rotating rotor, which rotor includes permanent magnets placed consecutively in a ring in the direction of the rotational movement. The ratio (LM/LP) of the width of a permanent Lp magnet at the point (LM) of the center line of the magnet and the width (Lp)? of a magnetic pole of the rotor is at least ? and at most ?.Type: ApplicationFiled: November 25, 2013Publication date: March 20, 2014Applicant: KONE CORPORATIONInventors: Jussi HUPPUNEN, Asmo TENHUNEN
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Publication number: 20140008159Abstract: An electromagnetic brake and a method for manufacturing an electromagnetic brake are disclosed. The electromagnetic brake includes a coil former, a coil, which is fitted on the coil former, and also an electrically connecting part, which is equipped to make an electrically conductive contact between the coil and the power supply cable supplying current to the electromagnetic brake.Type: ApplicationFiled: September 11, 2013Publication date: January 9, 2014Applicant: KONE CorporationInventors: Antti SAARELAINEN, Asmo TENHUNEN
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Patent number: 8596420Abstract: A measuring arrangement for the measurement of the position and/or movement of a rotor of an electric machine, an electric drive including the measuring arrangement, and an elevator system including the electric drive are provided. The measuring arrangement includes a magnetic band whose magnetic property is so implemented that it varies in the longitudinal direction of the band.Type: GrantFiled: October 10, 2012Date of Patent: December 3, 2013Assignee: Kone CorporationInventors: Tuukka Korhonen, Asmo Tenhunen, Jussi Lahteenmaki, Jussi Huppunen
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Publication number: 20130081904Abstract: The invention relates to a fixing arrangement of a hoisting machine, in which arrangement the hoisting machine comprises a stationary structure as well as a rotating structure; which rotating structure comprises a traction sheave, which comprises a traction surface for exerting a force effect; and in which fixing arrangement the hoisting machine is fixed with fixing means to an elongated support structure such that the hoisting machine is fixed to the support structure from at least two points that are situated apart in the width direction (w) of the support structure for damping the vibration caused by the operation of the hoisting machine.Type: ApplicationFiled: November 26, 2012Publication date: April 4, 2013Inventors: Asmo TENHUNEN, Petri ALKULA, Jussi HUPPUNEN, Mika VIRNES, Gabriela SIMBIEROWICZ
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Patent number: 8360211Abstract: A hoisting machine and an elevator system including the hoisting machine are provided. The hoisting machine includes a measuring arrangement for determining the position and/or movement of the rotor of a hoisting machine. The measuring arrangement includes a magnetic band whose magnetic property is so implemented that it varies in the longitudinal direction of the band.Type: GrantFiled: March 23, 2012Date of Patent: January 29, 2013Assignee: Kone CorporationInventors: Tuukka Korhonen, Asmo Tenhunen, Jussi Lähteenmäki, Jussi Huppunen
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Publication number: 20130015020Abstract: An electric motor, a hoisting machine and also an elevator system are disclosed. The electric motor includes a stator, which stator includes slots, into which slots a concentrated winding is fitted. The electric motor also includes a rotating rotor, which rotor includes permanent magnets placed consecutively in a ring in the direction of the rotational movement. The ratio (LM/LP) of the width of a permanent Lp magnet at the point (LM) of the center line of the magnet and the width (LP)? of a magnetic pole of the rotor is at least ? and at most ?.Type: ApplicationFiled: September 5, 2012Publication date: January 17, 2013Applicant: KONE CORPORATIONInventors: Jussi HUPPUNEN, Asmo TENHUNEN