Patent application number | Description | Published |
20080264729 | Elevator and elevator brake - The invention relates to an elevator and an elevator brake, which elevator contains at least a hoisting machine ( | 10-30-2008 |
20080283341 | ELEVATOR SYSTEM - The invention relates to an elevator system and a method for reducing total power in an elevator system. According to the invention, the elevator system comprises at least one elevator without counterweight for moving people and/or goods, which elevator without counterweight comprises a power converter unit, an elevator motor, a traction sheave, a set of hoisting ropes and an elevator car, and which elevator system comprises means for storing mechanical energy and discharging an energy storage. | 11-20-2008 |
20080296125 | Load sharing handrail drive apparatus - A handrail drive apparatus is provided comprising a first drive wheel assembly configured to drive a handrail and comprising a planetary gear train arranged to be driven by a first driving member. The handrail drive apparatus further comprises a second drive wheel assembly configured to drive the handrail, the second drive wheel assembly being coupled to the planetary gear train of the first handrail drive wheel assembly by a second driving member. The planetary gear train of the first handrail drive wheel assembly is configured to divide a torque imparted by the first driving member between the first and second drive wheel assemblies. | 12-04-2008 |
20080314691 | Elevator traction sheave and elevator - In the elevator of the invention, the hoisting rope is roped to meet the traction sheave in two different rope grooves, which have differ from each other in respect of their holding properties. In the traction sheave of the invention, at least two adjacent rope grooves have cross-sectional shapes differing from each other. | 12-25-2008 |
20090050414 | Arrangement for equalizing elevator rope force and elevator - The invention relates to an arrangement for equalizing the rope force of a traction sheave elevator, said elevator comprising at least a hoisting machine ( | 02-26-2009 |
20090050443 | Travelator, moving ramp or escalator - A travelator, moving ramp or escalator for transporting passengers, comprises a conveyor mounted on a frame that is supported on a fixed structure. The frame comprises a number of mutually identical profiled metallic bodies joined together end to end one after the other and containing coupling, supporting and/or guide elements integrated in the profiled metallic body of solid material. | 02-26-2009 |
20090120733 | ARRANGEMENT IN AN ELEVATOR WITHOUT COUNTERWEIGHT - The present invention relates to an arrangement in an elevator without counterweight, which comprises at least a control unit ( | 05-14-2009 |
20090139831 | ARRANGEMENT IN THE DRIVE MACHINERY OF A TRAVELATOR, METHOD FOR CHANGING THE DRIVE BELT OF THE HANDRAIL BELT OF THE HANDRAIL OF A TRAVELATOR, AND SUPPORT ELEMENT OF THE HANDRAIL BELT OF THE HANDRAIL OF A TRAVELATOR - An arrangement in drive machinery of a travelator, moving walkway, escalator or similar apparatus, includes at least a drive motor, at least one handrail with a handrail belt, a support element supporting the handrail and a drive belt connecting rotational movement of the drive motor to the support element. The support element comprises a supporting wheel, having a rim and adapted for use by the drive belt which is fitted to the rim of the support element. | 06-04-2009 |
20090229923 | Traction sheave elevator without counterweight - The subject of the invention is a traction sheave elevator without counterweight, which comprises at least a drive machine with traction sheave, hoisting ropes, an elevator car guided on its track or the like, car guide rails on one side of the elevator car, which is supported on the hoisting ropes such that the hoisting ropes are on one side of the elevator car. The elevator contains a plurality of rope pulley modules, which comprise a plurality of diverting pulleys. | 09-17-2009 |
20090250298 | Elevator group and method for controlling an elevator group - A set of elevators, e.g. an elevator group, is connected to a common power supply. The elevators are controlled by a common control system so that an elevator car having stopped is prevented from being dispatched in the up direction if, of the elevator cars of the elevators connected to the common power supply, more cars are moving upwards than are moving downwards. | 10-08-2009 |
20100200337 | Elevator - Elevator, preferably an elevator without machine room. In the elevator, a hoisting machine engages a set of hoisting ropes by means of a traction sheave. The set of hoisting ropes comprises hoisting ropes of substantially circular cross-section. The hoisting ropes support a counterweight and an elevator car moving on their respective tracks. The hoisting rope has a thickness below 8 mm and/or the diameter of the traction sheave is smaller than 320 mm. The contact angle between the hoisting rope or hoisting ropes and the traction sheave is larger than 180°. | 08-12-2010 |
20100219023 | ELEVATOR - The invention relates to an elevator provided with a safety gear arrangement, the elevator including at least an elevator car arranged to travel back and forth substantially vertically along guide rails, at least two safety gear mechanisms disposed in conjunction with the elevator car and at least one speed limiter, which includes at least a speed limiter pulley, a diverting pulley and a speed limiter rope fitted as a loop around at least the speed limiter pulley and the diverting pulley, the speed limiter rope being connected at least to a first safety gear mechanism. A second safety gear mechanism has been arranged to be triggered after the triggering of the first safety gear mechanism. | 09-02-2010 |
20110017551 | Elevator - An elevator may include an elevator car, a set of hoisting ropes, a traction sheave, and a compensating device. The set of hoisting ropes may include first and second rope portions. The elevator car may include one or more first diverting pulleys from which the first rope portions extend upward. The elevator car may include one or more second diverting pulleys from which the second rope portions extend downward. The first rope portions may be under a first rope tension. The second rope portions may be under a second rope tension that is different from the first rope tension. The compensating device may act in substantially opposite directions on the first and second rope portions. The compensating device may produce an auxiliary force acting substantially in a same direction as the first rope tension. | 01-27-2011 |
20120010751 | ARRANGEMENT AND METHOD IN CONNECTION WITH A TRANSPORT SYSTEM - A transport system includes a motor for moving the transport appliance and a power supply circuit of the motor. The power supply circuit is connected between the motor and a power source that is limited (P | 01-12-2012 |
20120061188 | METAL ROPE, ELEVATOR PROVIDED WITH METAL ROPE, AND USE OF LUBRICANT FOR LUBRICATING THE METAL ROPE - The object of the invention is a traction sheave elevator and a rope ( | 03-15-2012 |
20120168278 | PEOPLE MOVER AND METHOD - People mover such as a travelator or the like, includes a plurality of pallets for carrying and moving people. The pallets are arranged one after the other and form an endless track. The track includes an upper track section and a lower track section, and the people mover includes an area of direction change of the pallets where a respective one of the pallets moves between the upper track section and the lower track section. A motor produces the driving force needed to move the pallets. A flywheel is arranged to even out with its rotational energy movement in the travel direction of the pallet track. | 07-05-2012 |
20120247877 | ELEVATOR - An elevator may include an elevator car, a set of hoisting ropes, a traction sheave, and a compensating device. The set of hoisting ropes may include first and second rope portions. The elevator car may include one or more first diverting pulleys from which the first rope portions extend upward. The elevator car may include one or more second diverting pulleys from which the second rope portions extend downward. The first rope portions may be under a first rope tension. The second rope portions may be under a second rope tension that is different from the first rope tension. The compensating device may act in substantially opposite directions on the first and second rope portions. The compensating device may produce an auxiliary force acting substantially in a same direction as the first rope tension. | 10-04-2012 |
20120312637 | METAL ROPE, ELEVATOR PROVIDED WITH METAL ROPE, AND USE OF LUBRICANT FOR LUBRICATING THE METAL ROPE - The object of the invention is a traction sheave elevator and a rope that contains metal as a load-bearing material, such as the suspension rope of an elevator, which rope comprises at least one or more strands laid from metal wires and which rope is lubricated with a lubricant. Another object is the use of the aforementioned lubricant for lubricating the rope. The lubricant comprises at least oil and thickener, which thickener in the lubricant comprises at least 10% or more of the mass of the lubricant. | 12-13-2012 |
20120318615 | METHOD FOR MANUFACTURING OR MODERNIZING A TRACTION SHEAVE ELEVATOR, AND TRACTION SHEAVE ELEVATOR - The object of the invention is a method for modernizing an elevator, and a traction sheave elevator, which elevator comprises at least an elevator car and a traction sheave that moves the elevator car by means of elevator ropes, the rim of which traction sheave comprises one or more rope grooves. In connection with modernization a traction sheave is installed as the traction sheave of the elevator, the rope grooves of which traction sheave comprise a material, the frictive traction achieved by which is greater than the frictive traction between the parent material of the metallic traction sheave and the elevator ropes. | 12-20-2012 |
20140083802 | TENSIONING ARRANGEMENT FOR A TRACTION MEANS OF AN ELEVATOR - The object of the invention is a tensioning arrangement for a traction means of an elevator, which arrangement comprises at least an elevator car configured to move up and down in an elevator hoistway and at least one or more compensating weights, which are for their part connected to support the elevator car by the aid of their own support means, such as by the aid of ropes or belts and also of diverting pulleys, and a hoisting machine provided with at least one traction sheave or corresponding, and also at least one traction means ( | 03-27-2014 |
20140116811 | ELEVATOR AND A METHOD - The invention relates to an elevator having a hoistway, an elevator car movable in the hoistway and provided with a car brake, and a first coupling means movably mounted on the car, and a second coupling means mounted separate from the car at proximity of an end of the hoistway, the first and second coupling means being counterparts for each other and provided for being coupled in force-transmitting manner to each other, the car brake being triggerable by movement of the first coupling means. One of the first and second coupling means has coupling points at different vertical levels, and in the other of said first and second coupling means can couple to said one of the first and second coupling means at each of said coupling points. The invention also relates to a method for forming a safety space in the elevator. | 05-01-2014 |
20140124301 | ELEVATOR - An elevator may include an elevator car; a traction sheave that comprises a plurality of grooves; a hoisting machine configured to drive the traction sheave; and a plurality of beltless hoisting ropes configured to interact with the traction sheave to move the elevator car. An overall contact between the traction sheave and the hoisting ropes may exceed a contact angle of 180°. A diameter of the traction sheave may be less than 320 mm. The hoisting ropes may include a load-bearing part twisted from steel wires. A thickness of the load-bearing part twisted from the steel wires may be less than 8 mm. Each of the hoisting ropes may further include an individual exterior coating. | 05-08-2014 |
20140182261 | METAL ROPE, ELEVATOR PROVIDED WITH METAL ROPE, AND USE OF LUBRICANT FOR LUBRICATING THE METAL ROPE - The object of the invention is a traction sheave elevator and a rope that contains metal as a load-bearing material, such as the suspension rope of an elevator, which rope comprises at least one or more strands laid from metal wires and which rope is lubricated with a lubricant. Another object is the use of the aforementioned lubricant for lubricating the rope. The lubricant comprises at least oil and thickener, which thickener in the lubricant comprises at least 10% or more of the mass of the lubricant. | 07-03-2014 |
20140332326 | APPARATUS FOR FIXING A HOISTING MACHINE OF AN ELEVATOR AND A FIXING ARRANGEMENT - The object of the invention is an apparatus for fixing a hoisting machine of an elevator in an elevator comprising at least an elevator car configured to move reciprocally in an elevator hoistway and at least one or more counterweights or compensating weights, which are for their part connected to support the elevator car by the aid of at least one support member, such as by the aid of a rope or a belt, and also by the aid of diverting pulleys, and a hoisting machine provided with at least one traction sheave or corresponding, and also at least one or more traction members, such as a belt, a rope or a chain, which are configured to transmit the rotational movement of the traction sheave into movement of the elevator car guided by the guide rails and of the one or more counterweights or compensating weights guided by the counterweight guide rails or compensating weight guide rails. The apparatus comprises a machine station, comprising at least fixing points and means for fixing the traction sheave of the elevator, the motor and the diverting pulleys of the traction members into their position essentially precisely in relation to each other. | 11-13-2014 |
20150068325 | METHOD AND APPARATUS FOR MEASURING THE LOAD OF A CAR OF A TRACTION SHEAVE ELEVATOR - The object of the invention is a method and an apparatus for measuring the load of an elevator car, which elevator comprises at least a hoisting machine plus shaft, said hoisting machine being provided with a motor, and a traction sheave fitted onto the shaft, and also a brake, and in which solution the load of an elevator car is measured by the aid of a measuring means. The load of the elevator car is measured with the measuring means from the shaft of the traction sheave of the hoisting machine. | 03-12-2015 |