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| Number | Title | Issue Date |
| 8006822 | Conveying installation and method of placing a conveying installation in operation A method for placing a conveying installation in operation, the conveying installation including several components, wherein at least one conveying mechanism, an installation control and a drive are included. A control program suitable for different installation con... | 08/30/2011 |
| 7861843 | Travelator and method for controlling the operation of a travelator Travelator, the conveyor of which comprises a frame, which comprises a stationary first frame part and a second frame part that moves in relation to it. The drive wheel is mounted on a bearing allowing rotation onto the first frame part. The power unit rotates the d... | 01/04/2011 |
| 7537101 | Travelator and method for servicing the electrical apparatus of a travelator A conveyor system called a travelator which includes a frame section installed on top of a base section, including an electrical power unit for driving a conveyor system, an entry ramp and/or a departure ramp which forms a walking surface. The entry ramp and departu... | 05/26/2009 |
| 7404476 | Escalator and skirt end structure An escalator, having a pair of balustrades disposed on both sides of traveling steps, includes a balustrade end, a skirt end portion, and an indicator. The balustrade end is configured to turn back a handrail belt wound around each of the balustrades. The skirt end ... | 07/29/2008 |
| 7387194 | Automatic passenger conveyor slow speed operation A passenger conveyor system (20) automatically reduces the speed of the conveyor responsive to a request from one or more potential passengers. In one example, a controller (32) receives information regarding a wirelessly transmitted signal (42)... | 06/17/2008 |
| 7357241 | Device for restraining the rise of a step roller of a people conveyor People conveyor (2) including an endless conveyor band (4) extending through an inclined portion (6), a first and a second turnaround portions (8) and a return portion (5) of an endless path and comprising a plurality of steps (... | 04/15/2008 |
| 7353932 | Travelator, moving ramp or escalator A travelator, moving ramp or escalator comprises a conveyor having a driven end driven by a power machine and a non-driven end. At the driven end, a first drive element, in the form of an endless loop, is passed over a first driving pulley rotated by the power machi... | 04/08/2008 |
| 7353931 | Comb plate for passenger conveyor with moving flange Comb plate (18) for a passenger conveyor (2) with a conveyor band and a moving flange a number of teeth (24) arranged on it essentially parallel to one another across the width of the conveyor band, which mesh in use with grooves (6) prov... | 04/08/2008 |
| 7334672 | Method for detecting faults in a combplate and sensor combplate A combplate closes the terminal ends of a continuous belt transport system having grooved carrier plates. The combplate has a plurality of protrusions and a communications board. The plurality of spaced apart projections are located along the one lateral edge with a... | 02/26/2008 |
| 7320393 | Conveyor An arrangement for a people mover located near a floor surface comprises a transport conveyor structure including a conveyor and a handrail having a casing. A drive machine is operatively arranged at least for moving the conveyor and the handrail. The drive machine ... | 01/22/2008 |
| 7234583 | Escalator or moving walk An improved escalator or moving walk construction, head elements are pre-assembled as a sub-assembly which is subsequently mounted on the truss of the escalator. The sub-assembly includes comb plate holders, one on each side, which carry a comb plate. The comb plate... | 06/26/2007 |
| 7232028 | Cleaning unit for cleaning travel equipment, travel equipment with a cleaning unit and method for carrying out a cleaning sequence for cleaning travel equipment A cleaning unit for cleaning travel equipment allows the travel equipment to be shifted from an operating mode to a cleaning mode. The cleaning equipment is an escalator or a moving walkway which has tread units connected with an endless conveyor. The cleaning unit ... | 06/19/2007 |
| 7195115 | Modular-belt conveyors with variable-speed drive motors A conveyor system in which a modular belt or chain is driven by a drive element rotated at a predetermined variable angular speed to compensate for speed fluctuations due to chordal action. A speed signal generator generates a speed signal generally inverse to the u... | 03/27/2007 |
| 7185741 | System with moving zero step for stairs The present invention discloses an electromechanical traversing step system for transporting elderly users 12, infirm and others between floors of a building. A single moveable step 14 ascends or descends on a set of tracks 16 secured to the wal... | 03/06/2007 |
| 7168547 | Passenger conveyor drive machine Passenger conveyor (2) including an endless conveyor band (6) connected to a drive chain (8) at each lateral edge thereof and driven by a conveyor band drive (40) including an electric motor (48) and one drive output device (42 | 01/30/2007 |
| 7131522 | Stair lift system A stairs lift system capable of converting stairs climbing operation into a walking movement along a horizontal plane. The system comprises an existing substrate, flight of stairs, and a second, overlying layer of stairs. Each one of the overlying stairs comprises a... | 11/07/2006 |
| 7124875 | Escalator with high speed inclined section An escalator with a high speed inclined section, includes link mechanisms, each of which has a first link with a first end rotatably connected to a step link roller shaft, and a second link, a first end of which is rotatably connected to a middle portion of the firs... | 10/24/2006 |
| 7104386 | Sloped part high-speed escalator In an escalator having a high-speed inclined portion, shape of an auxiliary track in a speed-changing region for steps is determined by finding a positional relationship between step link roller shafts of at least one of the steps and an adjacent step from a step sp... | 09/12/2006 |
| 7063203 | Variable speed handrail for passenger moving walkway systems A variable speed handrail for a passenger moving walkway system, comprising a flexible profile comprised of a plurality of fixed blocks each having a grooved structure and circulating along the walkway or escalator and moving with a constant speed. A plurality of ha... | 06/20/2006 |
| 6988607 | Equipment for monitoring the space in front of escalators and moving walkways by high-frequency sensors Sensing equipment for monitoring the space in front of escalators for the control of the drive has sensors arranged in handrail inlet caps of the escalator balustrades. Each sensor consists of a transmitter and a receiver and operates with high-frequency waves. The ... | 01/24/2006 |
| 6896119 | Method of stopping conveying equipment for persons The invention relates to a method for stopping conveying equipment for persons of the type that includes a drive motor, a frequency converter for controlling motor operation, and a holding brake. On activation of a safety element a the frequency converter decreases ... | 05/24/2005 |
| 6892874 | Method and device for reducing the polygon effect in the reversing area of pedestrian conveyor system A device and method for reducing the polygon effect that occurs during the course of the reversing of a chain in a pedestrian conveyor, escalator, or moving walkway. The device includes a reversing wheel, at least one gear indirectly or directly acting upon the reve... | 05/17/2005 |
| 6848562 | Device for removal of controller assembly from escalator pit In accordance with the present invention, there is a need for removal of the controller assembly from its stored location within the escalator pit for the purpose of working on the escalator or the escalator controller itself. The risk for human injury associated wi... | 02/01/2005 |
| 6832678 | Escalator with high speed inclined section In an escalator with a high speed inclined section, steps are coupled in an endless manner and circulate. Driving roller shafts of the steps adjacent to each other are coupled with each other by a link mechanism. An interval between the driving roller shafts is chan... | 12/21/2004 |
| 6827196 | Method for stopping conveying equipment for persons The invention relates to a method for stopping conveying equipment for persons, wherein on response of a safety element a braking process performed by a frequency converter co-operating with a drive motor is initiated, by means of which the conveying equipment for p... | 12/07/2004 |
| 6782989 | Process for switching between mains supply and a frequency inverter and vice versa Process and device for controlling the drive of a conveyor system (10), specifically in the form of an escalator or passenger conveyor, which can be switched from load to no-load operation, comprising a drive motor (26) and a variable frequency convert... | 08/31/2004 |
| 6766893 | Method and device for controlling the brake(s) of a device for transporting people A method and arrangement for controlling the respective brake of a device for transporting people, such as an escalator or a moving pavement in that the control signals for the drive motors and the brake are monitored with the aid of several processors. If functiona... | 07/27/2004 |
| 6666319 | Safety device for escalators and moving walkways A device for monitoring the presence. of steps and pallets of an escalator or moving walkway, such that missing steps or pallets are immediately detected, so that the drive will be stopped before the missing or defective part reaches the visible area of t... | 12/23/2003 |
| 6644457 | Escalator combteeth force detector An escalator combtooth assembly for an escalator is responsive to combplate obstruction and generates an alarm signal when an obstruction is encountered. One or more combteeth plates are pivotally mounted to the front or leading edge at a combplate assemb... | 11/11/2003 |
| 6637579 | Method and device for reducing the polygon effect in the reversing area of pedestrian coveyor systems The invention relates to a method for reducing the polygon effect that occurs over the course of the reversing of a chain which can be used for a pedestrian conveyor, especially an escalator or moving walkway. To this end, a different rotational speed is ... | 10/28/2003 |
| 6626279 | Process for switching between main supply and a frequency inverter and vice versa for an escalator drive A method of controlling the drive of conveyor installation which includes a drive motor (26) and a frequency converter (42) whose output is adjustable, between a load operation and an idle mode, in the form of an escalator (10) or a moving sidewalk, where... | 09/30/2003 |
| 6606538 | Secure method and system of video detection for automatically controlling a mechanical system such as a moving staircase or a travelator A method for detecting persons or objects in a detection zone covering a mechanical system that is to be controlled as a function of propel or objects being detected at present in the detection zone an initialization phase consisting in checking the hardw... | 08/12/2003 |
| 6601688 | Passenger conveyor gap monitoring device A gap monitoring device (16; 19) for monitoring a gap (12) between a tread panel (4) of a passenger conveyor and individual tread elements (2) in a tread elements band of the passenger conveyor, characterized in that a space sensor (18; 34) is provided to... | 08/05/2003 |
| 6351096 | Operation control apparatus for escalator The present invention relates to a technique for outputting a vibration torque compensating current and removing a torque pulse generated at a footplate by using a detector for detecting a pulse rate generated at a sprocket and a device for detecting the ... | 02/26/2002 |
| 6334522 | Control apparatus for passenger conveyor and passenger detecting device In a control apparatus for a passenger conveyor, passenger detecting devices provided on balustrades distinguish and monitor the absence/presence of a passenger within first zones on an entrance gate side and an exit gate side including floor boards of th... | 01/01/2002 |
| 6267219 | Electronic safety system for escalators An escalator safety system monitors a variety of sensors, contacts, and switches over an electronic safety bus. A plurality of bus nodes are distributed throughout the escalator system and are in constant communication with the bus master over the safety ... | 07/31/2001 |
| 6155401 | Drive for an escalator A drive for an escalator is installed on one or both sides of the escalator at the lower and/or upper end and comprises one to several identically constructed drive units, which are arranged and distributed about the circumference of a main drive wheel. T... | 12/05/2000 |
| 6049189 | Variable speed passenger conveyor and method of operation A control system for a passenger conveyor includes a ready-to-operate mode, a standby speed and a nominal speed. A method to operate the passenger conveyor includes the steps of: transitioning the conveyor from ready-to-operate mode to nominal speed using... | 04/11/2000 |
| 6015038 | Handrail monitoring system A monitoring device for a handrail of a passenger conveyor includes a plurality of electrical conductors extending through the handrail, a device for inducing a current within the conductors, and a device for monitoring the induced current. In a particula... | 01/18/2000 |
| 5992604 | Switching arrangement for returning a people-conveying device to a state of readiness A switching arrangement for returning a people-conveying device to a state of readiness comprises a plurality of light barriers which are formed by emitters and receivers and whose signals are fed to at least one electronic evaluation device, which automa... | 11/30/1999 |
