Patents by Inventor Zbigniew Piech

Zbigniew Piech 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: 9884744
    Abstract: A method (160) for constructing a building (92) with an elevator system (20) is disclosed. The method (160) may include forming a first hoistway (22) for the elevator system (20) within two adjacent levels (82, 84) of the building (92), installing a first stationary part (54) of a first linear permanent magnet motor within the first hoistway (22), placing a first elevator car (24) within the first hoistway (22), mounting a first moving part (52) of the first linear permanent magnet motor on the first elevator car (24), and using the first stationary part (54) and the first moving part (52) of the first linear permanent magnet motor to generate a vertical thrust force to move the first elevator car (24) within the first hoistway (22), the first elevator car (24) carrying at least one of passengers, equipment and materials for construction of upper levels of the elevator system (20) and the building (92).
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: February 6, 2018
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Tadeusz Witczak, Martin J. Hardesty, Zbigniew Piech
  • Publication number: 20180029829
    Abstract: A guide assembly (60) for guiding movement of an elevator car (30) is provided including a first (66) and second (68) guide support coupled to the elevator car (30). The first guide support (66) and the second guide support (68) are separated from one another by a gap (G) wider than an adjacent primary portion (42) of a propulsion system (40) of the elevator car (30). A pair of first guides (70) is mounted to the first (66) and second (68) guide support, respectively. The first guides (70) are substantially parallel and are configured to guide movement of the elevator car (30) in a first direction to maintain a clearance between the primary (42) and secondary (44) portions of the propulsion system (40) of the elevator car (30). A second guide (72) is mounted to one of the first (66) and second (68) guide support. The second guide (72) is oriented substantially perpendicular to the first guides (70). The second guide (72) is configured to guide movement of the elevator car (30) in a second direction.
    Type: Application
    Filed: January 29, 2016
    Publication date: February 1, 2018
    Inventors: Zbigniew Piech, Adam Marian Myszkowski, Cezary Jedryczka, Wojciech Szelag, Arthur Blanc, Beata I. Wawrzyniak, Richard N. Fargo
  • Publication number: 20180029832
    Abstract: A method of installing an elevator system in a hoistway includes loading an elevator car with elevator system components for installation. The elevator car includes a first deck including one or more linear drive elements operably connected to a linear drive system at the hoistway and a second deck abutting the first deck, and separated from the first deck by a floor. The second deck is at least partially open at one side to allow access to the hoistway for installation of elevator system components in the hoistway. The elevator car is urged along the hoistway to an installation zone and the elevator system components are installed to the hoistway from the at least partially open second deck.
    Type: Application
    Filed: February 4, 2016
    Publication date: February 1, 2018
    Inventors: Richard N. Fargo, Tadeusz Witczak, Martin J. Hardesty, Zbigniew Piech
  • Publication number: 20180009636
    Abstract: A transfer station (40) for a ropeless elevator system hoistway (11) is provided. The transfer station (40) includes a first lane (13, 15, 17), a second lane (13, 15, 17), and a parking area (42) located proximate one of the first lane (13, 15, 17) and the second lane (13, 15, 17). The transfer station (40) also includes a plurality of carriages (46) moveable within the first lane (13, 15, 17), the second lane (13, 15, 17), and the parking area (42), the plurality of carriages (46) configured to support and move an elevator car (14). The transfer station (40) further includes a cassette (44) configured to support and move the plurality of carriages (46). The transfer station (40) yet further includes a guiding member (48) engaged with the cassette (44), wherein the position of each of the plurality of carriages (46) relative to the first lane (13, 15, 17), the second lane (13, 15, 17) and the parking area (42) is modified by horizontal or vertical movement of the cassette (44).
    Type: Application
    Filed: December 22, 2015
    Publication date: January 11, 2018
    Inventors: Cezary Jedryczka, Adam Marian Myszkowski, Tadeusz Witczak, Zbigniew Piech, Bruce P. Swaybill, Wojciech Szelag, Arthur Hsu, Enrico Manes
  • Publication number: 20180002142
    Abstract: An elevator system includes an elevator car to travel in a hoistway; a linear propulsion system to impart force to the elevator car, the linear propulsion system including: a secondary portion mounted to the elevator car, the secondary portion including a plurality of magnetic poles; and a primary portion mounted in the hoistway, the primary portion including a plurality of coils; and a drive coupled to the primary portion, the drive providing drive signals to at least a section of the primary portion; wherein the drive generates 6 phases of drive signals, each coil associated with one of the 6 phases.
    Type: Application
    Filed: December 22, 2015
    Publication date: January 4, 2018
    Inventors: Zbigniew Piech, Cezary Jedryczka, Wojciech Szelag
  • Publication number: 20170373552
    Abstract: An elevator system includes an elevator car (14) to travel in a hoistway; and a linear propulsion system to impart force to the elevator car; the linear propulsion system including: a secondary portion (18) mounted to the elevator car; and a primary portion (16) mounted in the hoistway; the primary portion including: a mounting assembly (50) including: a mounting panel (52); a plurality of coils (51) mounted to the mounting panel; and a cover (70) secured to the mounting panel, the cover and mounting panel enclosing the coils.
    Type: Application
    Filed: December 18, 2015
    Publication date: December 28, 2017
    Inventors: Zbigniew Piech, Wojciech Szelag, Cezary Jedryczka, Adam Marian Myszkowski, Enrico Manes
  • Publication number: 20170362061
    Abstract: A transfer station (40) for a ropeless elevator system includes a plurality of lanes (13) configured to accommodate vertical travel of an elevator car (14) therein. Also included is a parking area (42) located adjacent at least one of the plurality of lanes (13). Further included is a carriage (46) moveable between the plurality of lanes (13) and the parking area (42), the carriage (46) configured to support and move the elevator car (14) in a horizontal direction. Yet further included is a car (14) disengagement mechanism (50) engageable with the elevator car (14) for disengagement of the elevator car (14) from a primary propulsion mechanism of the car (14) within the plurality of lanes (13) and for movement of the elevator car (14) between at least one of the plurality of lanes (13) and the parking area (42).
    Type: Application
    Filed: December 29, 2015
    Publication date: December 21, 2017
    Inventors: Tadeusz Witczak, Bryan Robert Siewert, Cezary Jedryczka, Adam Martin Myszkowski, Wojciech Szelag, Enrico Manes, Zbigniew Piech
  • Publication number: 20170355568
    Abstract: The present disclosure relates generally to a propulsion system for an elevator having a first motor portion mounted to one of an object to be moved and a stationary structure and a second motor portion mounted to the other of the object to be moved and the stationary structure, the first motor portion having at least one coil.
    Type: Application
    Filed: June 13, 2016
    Publication date: December 14, 2017
    Inventors: Walter Thomas Schmidt, Enrico Manes, Beata I. Wawrzyniak, Thomas M. Yun, Shihemn Chen, Jagadeesh Tangudu, Zbigniew Piech
  • Publication number: 20170334679
    Abstract: An elevator system including a hoistway, an elevator car disposed in the hoistway, the elevator car including a first braking device configured to engage a first braking surface in a first direction in the event of a guidance occurrence, and a second braking device configured to engage a second braking surface in a second direction in the event of the guidance occurrence.
    Type: Application
    Filed: May 18, 2016
    Publication date: November 23, 2017
    Inventors: Tadeusz Pawel Witczak, Zbigniew Piech
  • Publication number: 20170240381
    Abstract: An elevator system includes one or more rails fixed in a hoistway and an elevator car configured to move through the hoistway along the one or more rails. The system includes one or more braking systems having one more braking surfaces secured to the elevator car and frictionally engageable with one or more rails of the elevator system. One or more actuators are operably connected to the one or more braking surfaces configured to urge engagement and/or disengagement of the one or more braking surfaces with the rail to stop and/or hold the elevator car during operation of the elevator system.
    Type: Application
    Filed: May 5, 2017
    Publication date: August 24, 2017
    Inventors: Harold Terry, Leandre Adifon, Richard N. Fargo, David J. Lanesey, Anthony Cooney, James M. Draper, Jamie A. Rivera, SR., Justin Billard, Zbigniew Piech
  • Patent number: 9719569
    Abstract: A brake is provided. The brake may include a rotor having a plurality of magnets and a plurality of ferromagnetic poles radially disposed thereabout, and a stator having a plurality of shunts and a plurality of teeth radially disposed thereabout. At least one of the plurality of shunts and the plurality of teeth may be configured to selectively move between an engagement state and a free engagement state. The teeth may be configured to generate magnetic flux with the ferromagnetic poles so as to generate a braking torque during the engagement state. The shunts may be configured to redirect the magnetic flux therethrough and reduce the braking torque between the teeth and the ferromagnetic poles during the free engagement state.
    Type: Grant
    Filed: May 19, 2011
    Date of Patent: August 1, 2017
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Zbigniew Piech, Kyle W. Rogers, Daryl J. Marvin
  • Patent number: 9688512
    Abstract: A brake (26) for an elevator system (10) and method of using the brake (26) is disclosed. The brake (26) may comprise first and second brake linings (38) configured to be frictionally engageable with a rail (14) of the elevator system (10), a first biasing member (34) configured to urge the first brake lining (38) to engage the rail (14), and a first actuator (30) configured to move the first brake lining (38) to disengage the rail (14) when the first actuator (30) is energized. The brake (26) may be configured to be mounted on an elevator car (16) of the elevator system (10).
    Type: Grant
    Filed: November 15, 2012
    Date of Patent: June 27, 2017
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Adrian D. West, Justin Billard, Harold Terry, Zbigniew Piech, Daryl J. Marvin
  • Patent number: 9663327
    Abstract: An elevator system includes one or more rails fixed in a hoistway and an elevator car configured to move through the hoistway along the one or more rails. The system includes one or more braking systems having one more braking surfaces secured to the elevator car and frictionally engageable with one or more rails of the elevator system. One or more actuators are operably connected to the one or more braking surfaces configured to urge engagement and/or disengagement of the one or more braking surfaces with the rail to stop and/or hold the elevator car during operation of the elevator system.
    Type: Grant
    Filed: March 22, 2011
    Date of Patent: May 30, 2017
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Harold Terry, Leandre Adifon, Richard N. Fargo, David J. Lanesey, Anthony Cooney, James M. Draper, Jamie A. Rivera, Justin Billard, Zbigniew Piech
  • Publication number: 20170057786
    Abstract: A guidance mechanism for an elevator car is constructed and arranged to move along a lane defined at least in-part between two opposing first and second lane structures of a stationary structure. The guidance mechanism includes a first support structure supported by the first lane structure. The first support structure includes a first retainer face disposed between the elevator car and the first lane structure that substantially faces the first lane structure, and is spaced from the first lane structure. A first retention device of the mechanism is disposed, at least in part, between the first retainer face and the first lane structure. The first retention device is supported by the elevator car and is constructed and arranged to contact the first retainer face for limiting lateral movement of the elevator car away from the first lane structure and toward the second lane structure.
    Type: Application
    Filed: August 25, 2016
    Publication date: March 2, 2017
    Inventors: Tadeusz Pawel Witczak, Richard N. Fargo, Enrico Manes, Zbigniew Piech, Bruce P. Swaybill, Richard J. Ericson, Xiaodong Luo, Adam Marian Myszkowski
  • Publication number: 20170057784
    Abstract: An elevator system includes a lane and at least one rail extending along the lane. The at least one rail includes a first end portion and a second end portion. A transfer station is arranged at one of the first end portion and the second end portion, and an alignment system is arranged at the transfer station. The alignment system includes at least one guide member configured and disposed to establish a desired alignment between an elevator car and the at least one rail.
    Type: Application
    Filed: August 23, 2016
    Publication date: March 2, 2017
    Inventors: Tadeusz Pawel Witczak, Bruce P. Swaybill, Zbigniew Piech, Richard J. Ericson, Richard E. Kulak
  • Publication number: 20170057789
    Abstract: A ropeless elevator system includes a vertically extending first lane, a vertically extending second lane, and a transfer station extending between and in communication with the first and second lanes. An elevator car is disposed in and is constructed and arranged to move through the transfer station and the first and second lanes. A propulsion system of the elevator system propels the elevator car through at least the first and second lanes and carries a supplemental DC energy storage device for providing supplemental energy to the elevator car during normal operation. A wireless power transfer system of the elevator system is configured to periodically charge the DC energy storage device.
    Type: Application
    Filed: August 24, 2016
    Publication date: March 2, 2017
    Inventors: Tadeusz Pawel Witczak, Wojciech Szelag, Cezary Jedryczka, Bryan Robert Siewert, Zbigniew Piech
  • Publication number: 20170029245
    Abstract: A method and system for managing an elevator system, includes providing a recovery car to travel in the hoistway via a motor, and engaging the car via an attachment device of the recovery car.
    Type: Application
    Filed: August 1, 2016
    Publication date: February 2, 2017
    Inventors: Mark Olthuis, Xiaodong Luo, Zbigniew Piech, Randall Roberts, Tadeusz Pawel Witczak
  • Publication number: 20160340151
    Abstract: A conveyance system includes a car; a machine for imparting motion to the car, the machine including a stator and a rotor, the stator including 12*k stator teeth, the rotor including 11*k rotor poles, wherein k is a natural even number, the machine including windings located at the stator teeth, the windings arranged in 6 phases; and a drive unit for providing drive signals to the machine, the drive unit including a plurality of drives, the number of drives being an integer multiple of 2.
    Type: Application
    Filed: January 13, 2014
    Publication date: November 24, 2016
    Applicant: OTIS ELEVATOR COMPANY
    Inventors: Zbigniew Piech, Cezary Jedryczka, Wojciech Szelag
  • Publication number: 20160304316
    Abstract: A ropeless elevator system (80) is disclosed. The ropeless elevator system (80) includes a plurality of hoistways (22, 26, 72) in which a plurality of elevator cars (24) circulate to a plurality of floors. Each hoistway (22, 26, 72) is assigned to a single direction of travel for the elevator cars (24). The single direction of travel is either upward or downward. A first quantity of upward hoistways (86) is unequal to a second quantity of downward hoistways (88), and a speed of each of the plurality of elevator cars (24) in the upward hoistways (86) is greater than a speed of each of the plurality of elevator cars in the downward hoistways (88).
    Type: Application
    Filed: December 5, 2013
    Publication date: October 20, 2016
    Inventors: Tadeusz Witczak, Daryl J. Marvin, Zbigniew Piech
  • Publication number: 20160304317
    Abstract: A method (160) for constructing a building (92) with an elevator system (20) is disclosed. The method (160) may include forming a first hoistway (22) for the elevator system (20) within two adjacent levels (82, 84) of the building (92), installing a first stationary part (54) of a first linear permanent magnet motor within the first hoistway (22), placing a first elevator car (24) within the first hoistway (22), mounting a first moving part (52) of the first linear permanent magnet motor on the first elevator car (24), and using the first stationary part (54) and the first moving part (52) of the first linear permanent magnet motor to generate a vertical thrust force to move the first elevator car (24) within the first hoistway (22), the first elevator car (24) carrying at least one of passengers, equipment and materials for construction of upper levels of the elevator system (20) and the building (92).
    Type: Application
    Filed: December 5, 2013
    Publication date: October 20, 2016
    Inventors: Tadeusz Witczak, Martin J. Hardesty, Zbigniew Piech