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| Number | Title | Issue Date |
| 8172041 | Machine room-less elevator A machineroom-less elevator in which a counterweight is vertically moved behind a cage, with the cage and the counterweight being suspended in a jig back manner through a first and second diverting sheaves. In this machineroom-less elevator, a sufficiently large ver... | 05/08/2012 |
| 8127893 | Elevator and arrangement An elevator having an elevator car with a car frame on which are mounted a first set of diverting pulleys from which the hoisting ropes go downwards and a second set of diverting pulleys from which the hoisting ropes go upwards. The rope tension in the rope portions... | 03/06/2012 |
| 8109367 | Counterweight and suspension for an elevator without an engine room In an elevator, with an elevator car, a counterweight, a drive unit arranged below the counterweight and provided with a drive pulley, and an elevator support device, which is guided over the drive pulley and at least one deflecting pulley and which supports and mov... | 02/07/2012 |
| 7882936 | Sheave support apparatus for elevator A sheave support apparatus for an elevator includes a car frame and a sheave support member. The car frame supports a car, and has a beam extending in a horizontal direction. The sheave support member rotatably supports a pair of sheaves around which cables pass, an... | 02/08/2011 |
| 7806238 | Elevator and pulley assembly for use in an elevator An elevator comprises an elevator car and support belts that form a 4:1 suspension for the elevator cabin and that are looped several times beneath the elevator car. Several parallel, flat belts are used and the rollers of at least one fixed roller group that divert... | 10/05/2010 |
| 7802658 | Elevator cable tensioning device An elevator may include an elevator car, two or more diverting pulleys on the elevator car, one or more hoisting ropes, a traction sheave, and a compensating device. The hoisting ropes may include first, second, third, and fourth rope portions. The first rope portio... | 09/28/2010 |
| 7753175 | Elevator car having an angled underslung roping arrangement An elevator system (20) includes an underslung car (22). A plurality of load bearing members (32-38) are closer together behind the elevator car and spaced farther apart near a front of the elevator car (22). A plurality of sheaves... | 07/13/2010 |
| 7665580 | Equipment for suspension of a car or counter weight in an elevator installation and methods for mounting and for maintenance of suspension means Equipment for suspension of a car or a counterweight in an elevator installation and methods for mounting and for maintenance of the suspension apparatus includes deflecting roller units. The car or the counterweight hangs at support belts that are each connected wi... | 02/23/2010 |
| 7624846 | Elevator system An elevator system includes at least one drive with at least one drive pulley, an elevator car and at least one counterweight as well as flat-belt-like support for the car and the counterweight. The elevator car and the counterweight have at least one support roller... | 12/01/2009 |
| 7624847 | Drive for an elevator installation A modular drive for an elevator installation with a car and a counterweight includes a drive pulley driven by a motor and a self-supporting deflecting module with a deflecting roller, wherein the motor and the drive pulley are combined to form a self-supporting driv... | 12/01/2009 |
| 7562745 | Elevator with an operation space in a center of a machine room An elevator in which a driving apparatus, a traction sheave, and a counterweight-side rope hitching portion are arranged above one rail of the right and left cage-side guide rails, while a cage-side rope hitching portion and a speed governor are arranged above the o... | 07/21/2009 |
| 7549514 | Elevator for large loads An elevator with a 4:1 cable guidance includes a drive unit and a first deflecting roller arranged at a carrier supported at one end on a first car guide rail and a first counterweight guide rail and at the other end on a second counterweight guide rail. The guide r... | 06/23/2009 |
| 7533762 | Lift with support means and drive means A lift has a lift cage movable in a lift shaft and is connected with a counterweight by means of at least one support means. The lift cage or counterweight moves by means of at least one drive means separate from the support means. One end of the drive means engages... | 05/19/2009 |
| 7493989 | Elevator suspension arrangement The invention relates to a suspension arrangement for an elevator, which elevator preferably is an elevator without machine room and in which elevator the hoisting machine (4) is connected via a traction sheave (5) to hoisting ropes (3), by mean... | 02/24/2009 |
| 7484596 | Elevator An elevator without counterweight, in which elevator the elevator car is guided by guide rails and suspended by means of diverting pulleys on hoisting ropes so that the elevator has rope portions of the hoisting ropes going upwards and downwards from the elevator ca... | 02/03/2009 |
| 7481300 | Elevator roping arrangement An elevator roping arrangement includes: hoisting ropes; diverting pulleys; and a fixing and support arrangement. First and fourth diverting pulleys are disposed on the elevator car, while second and third diverting pulleys are disposed in an upper part of an elevat... | 01/27/2009 |
| 7478705 | Elevator An elevator has deflecting rollers integrated in the car floor. The supporting and driving means is guided in the car floor through a floor channel. A cover serving as protection covers the supporting and driving means running in and running out at the deflecting ro... | 01/20/2009 |
| 7413055 | Elevator In an elevator, a drive device, a traction sheave, and a weight-side stop portion are arranged above one of a pair of left and right cage-side guide rails, and a cage-side stop portion and speed governor are arranged above the other cage-side guide rail. A wide work... | 08/19/2008 |
| 7410032 | Pulley arrangement for elevators An elevator cage made up of a car, a support member connected to the car, and a pulley box housing a pair of pulleys mounted to the pulley box by pulley axles. The pulley box is mounted to the support member through one or more points located below a first line P bi... | 08/12/2008 |
| 7377366 | Sheave assembly for an elevator system An elevator system includes guide rail mounted machine (16) and a sheave assembly (32) that accommodates a guide rail (38) within a hoistway. The inventive sheave assembly includes individual sheave portions (54) rotatable along a common ... | 05/27/2008 |
| 7367430 | Elevator system A wedge-ribbed belt supports an elevator car in a cantilevered mode and engages a drive pulley of a drive mounted at the head of an elevator shaft. The belt has a running surface facing the drive pulley with a plurality of ribs and grooves extending in parallel in a... | 05/06/2008 |
| 7367431 | Elevator system A wedge-ribbed belt supports an elevator car by underlooping and engages a drive pulley of a drive mounted at the head of an elevator shaft. The belt has a running surface facing the drive pulley with a plurality of ribs and grooves extending in parallel in a longit... | 05/06/2008 |
| 7364019 | Machine-room-less traction sheave elevator The present invention is about a traction sheave elevator, without the machine room, comprising an elevator car that runs on guide rails placed in the shaft and connected to at least one hoisting rope un-coiling on a diverting pulley driven by a traction sheave. The... | 04/29/2008 |
| 7316296 | Elevator apparatus In an elevator apparatus, a first driving machine having a first drive sheave and a second driving machine having a second drive sheave are disposed in an upper portion of a hoistway. A car and first and second counterweights are suspended inside the hoistway by a m... | 01/08/2008 |
| 7299896 | Elevator system having drive motor located adjacent to hoistway door An elevator system includes a hoistway having a plurality of hoistway doors. An elevator car and counterweight are provided in the hoistway. A drive motor is drivingly coupled to the elevator car and counterweight, and is located adjacent to either the top or bottom... | 11/27/2007 |
| 7296661 | Elevator levelling Elevators are maintained in level condition by four fixed ropes or cables passing diagonally across an elevator in angularly related opposite directions. The ropes extend from opposite corners of the elevator to fixed upper and lower ends. Moving the elevator causes... | 11/20/2007 |
| 7293631 | Machine room-less elevator There is provided an machineroom-less elevator which can reduce the pit depth in a bottom part of an elevator shaft, mostly perform maintenance work on an upper space of a cage, and reduce a top clearance. A pair of right and left cage-side sheaves are disposed in t... | 11/13/2007 |
| 7267200 | Elevator with compact rope suspension An elevator with an elevator car, guide rails, a counterweight and counterweight guide rails is arranged to minimize shaft space requirements. This elevator has a plurality of diverting pulleys mounted in an upper part of the shaft. A drive motor with a traction she... | 09/11/2007 |
| 7264228 | Counterweight assisted winch The invention is a motorized winch which can be retrofitted into existing manually operated systems that use counterbalancing weights. The counterbalancing weight will be fixed at 50% of the maximum capacity of the set. The winch is rated at 50% of the maximum capac... | 09/04/2007 |
| 7261184 | Elevator system and triangulated support structure for the same The invention comprises a support structure for an elevator system comprising a pit channel module having a first leg and a second leg connected at a corner, a header module having three sides forming a triangle which is disposed in a horizontal plane above the pit ... | 08/28/2007 |
| 7261187 | Deflecting module for elevator A deflecting module has deflecting elements that are displaceable relative to one another. The deflecting elements are mutually supported, wherein at each side the outermost deflecting element is carried by a bearing plate. Each deflecting element has a housing whic... | 08/28/2007 |
| 7249656 | Buffer and elevator installation with such a buffer A buffer supports an elevator car and/or a counterweight for the elevator car, wherein the elevator car and the counterweight are each movable along a respective path in an elevator shaft. The buffer partly projects into the path of the elevator car and the path of ... | 07/31/2007 |
| 7246687 | Elevator car with eccentric load compensation system A weight compensation system and a method of operating the system for compensating eccentric loading of an elevator car vertically movable in an elevator shaft. The elevator car has spring-mounted rollers engaging guide rails and the system includes sensors detectin... | 07/24/2007 |
| 7246688 | Elevator door system An elevator door system includes an elevator car having a front face defining a door opening. At least one elevator door is coupled to the front face of the elevator car for movement between an open position exposing the door opening and a closed position covering t... | 07/24/2007 |
| 7225901 | Elevator roping system An elevator, preferably an elevator without machine room, in which the hoisting machine (10) engages the hoisting ropes (3) by means of a traction sheave (11), the elevator car (1) being at least partially supported by the hoisting ropes ... | 06/05/2007 |
| 7222697 | Elevator An elevator is described, comprising a first series connected pulley set installed in a fixing frame, a carriage located below the first series connected pulley set, a second series connected pulley set installed on the top of the carriage, a rotary wheel installed ... | 05/29/2007 |
| 7219771 | Elevator counter weight An elevator counterweight comprises a counterweight frame constructed from several vertical beams and at least three horizontal crossbars wherein the vertical beams penetrate the horizontal crossbars and form therewith several grid fields in which weight elements ar... | 05/22/2007 |
| 7207421 | Elevator An elevator in which the elevator car is suspended by means of hoisting ropes consisting of a single rope or several parallel ropes, said elevator having a traction sheave which moves the elevator car by means of the hoisting ropes. The elevator has rope portions of... | 04/24/2007 |
| 7198136 | Elevator device for a multi-sky-lobby system An elevator system is provided with multiple sky lobbies to reduce the space required for elevator shafts and the space required for the entire elevator system, as well as the required elevator speed and motor capacity. Sky lobbies Ls1–Lsx | 04/03/2007 |
| 7195107 | Machine having pulley coupled to rotor and partially overlying stator, elevator system including machine, and drive method A machine includes a motor that includes a stator carrying a concentrated winding wound on teeth and a rotor rotatable about the stator. The rotor includes a tubular casing and permanent magnets, and a pulley coupled to the rotor. ... | 03/27/2007 |
