Class / Patent application number | Description | Number of patent applications / Date published |
198322000 | With means to control the operation of the section | 32 |
20090266674 | Method for Testing the Positional Adjustment of a Sensor for a People Conveyor and a Sensor Arrangement Therefor - Method for testing the relative positional adjustment of a sensor ( | 10-29-2009 |
20100025185 | PASSENGER CONVEYOR HANDRAIL DRIVE DEVICE - An exemplary device for driving a handrail of a passenger conveyor includes a handrail drive member configured to engage a handrail. A motor is associated with the drive member such that a driving output of the motor is exclusively for moving the handrail drive member. An exemplary passenger conveyor includes a step chain and a handrail. A step chain motor is associated with the step chain for moving the step chain. A handrail motor that is distinct from the step chain motor is associated with the handrail for moving the handrail. | 02-04-2010 |
20100258402 | SAFETY AND RESCUE DEVICE FOR MOUNTAIN CONVEYOR BELT - A safety and rescue device ( | 10-14-2010 |
20120043180 | Automatic Adjustment of Parameters for Safety Device - A device and method for automatically adjusting safety control parameters of a conveyor are disclosed. The safety device may include various sensors and a safety control module. The safety control module may be preprogrammed with a learn-run method configured to learn operational and mechanical characteristics of a conveyor, validate the operational characteristics of the conveyor based on predefined nominal specifications, and determine a safety function with calibrated safety control parameters by which to monitor conveyor operation. | 02-23-2012 |
20120175220 | ESCALATOR DISPLAY DEVICE - An escalator display device includes a light-emitting body arranged on an edge of a side wall, which includes a transparent medium. The light-emitting body is arranged to display a displayed item on the surface of the transparent medium and is a photosensitive material that reacts photosensitively with the light emission color of the light-emitting body. | 07-12-2012 |
20120186940 | Method and Device for Operating a Passenger Transport Installation - A method for controlling an installation for a revolving passenger transport comprised of steps or pallets moving along a transport path that includes a plurality of drives. At least one drive is arranged in a reversing area and at least one further drive is arranged in an area of the transport path. Each drive is actively connected to a frequency converter. All of the frequency converters are monitored by a higher-order control. A defined drive pattern is memorized in the higher-order control. Measured values of the drives are transmitted to the higher-order control by individual frequency converters. The measured values are compared in the higher-order control with respect to each other. In case of divergences from the memorized drive pattern of the respective frequency converter, the respective frequency converter which diverges from a comparative value is corrected with aid of the higher-order control. | 07-26-2012 |
20120247919 | DETECTION OF PEOPLE RELATIVE TO A PASSENGER CONVEYOR WITH A CAPACITIVE SENSOR - A system for detecting a person relative to a passenger conveyor includes a driving circuit for supplying an oscillating drive signal to a first electrode of a capacitive sensor configured to produce an electric field toward a second electrode in response to the oscillating drive signal. A detection circuit is connected to the capacitive sensor, and produces an output as a function of the capacitance of the capacitive sensor, such that the detection circuit senses a change in capacitance of the capacitive sensor, such as when a person enters the electric field between the first and second electrodes. A controller is responsive to the change in capacitance sensed by the detection circuit to selectively adjust an operation mode of the passenger conveyor. | 10-04-2012 |
20130026001 | DRIVE SYSTEM FOR DRIVING MOVING WALKWAYS - A drive system for driving moving walkways, includes a drive unit ( | 01-31-2013 |
20130126297 | SERVICE CART | 05-23-2013 |
20130140134 | Remote Controlled Passenger Conveyor and Method for Remotely Controlling a Passenger Converyor - A system and method for remotely controlling a passenger conveyor is disclosed. The system and method may include capturing an image of a passenger conveyor and a status changing object with a camera, sending an initiate command from a remote control center to the status changing object, calculating a time delay based on a time the initiate command is sent from the remote control center to a time the image of the status changing object verifies that the status changing object is responding to the initiate command, confirming that no passengers are present on the passenger conveyor and initiating a limited time frame for remote control of the passenger conveyor based on the time delay calculated. | 06-06-2013 |
20130153362 | BRAKING SYSTEM FOR ESCALATORS AND MOVING WALKWAYS - A braking system for escalators and moving walkways, includes a braking device ( | 06-20-2013 |
20130233672 | CONTROL ARRANGEMENT FOR CONTROLLING A PEOPLE MOVER - A control arrangement is provided for controlling a people mover. The people mover includes a movable conveyor track for transporting people and a control unit. The conveyor track is arranged to move at a first speed when transporting passengers. The control unit is arranged to detect passengers of the people mover with a passenger detection device and to measure the time passed since the last detection of a passenger. After the measured time has reached a set value of a delay time, the control unit operates to decrease the speed of the conveyor track of the people mover either to a lower second speed or to completely stop the movement. The set value of the delay time can be changed by an action of the control unit. | 09-12-2013 |
20140014464 | SAFETY BRAKE FOR AN ESCALATOR OR A MOVING WALKWAY - A safety brake of an escalator or moving walkway includes at least one locking member, which is arranged so as to adopt a release setting or locking setting by means of a pivot movement. The locking member in the locking setting engages in at least one moved part of the escalator or the moving walkway and blocks this. In addition, the safety brake comprises a linear guide by which the locking member is linearly guided between a first position and a second position. The linear guide is mounted on a stationary part of the escalator or the moving walkway by a pivot axle. | 01-16-2014 |
20140076686 | START-UP SENSOR WITH ENTRANCE WAY MONITORING FOR ESCALATORS OR MOVING WALKWAYS - A moving device including a driven conveyor, a control device for controlling the speed of the conveyor and a start-up sensor, which monitors a monitoring region in front of the moving device and outputs a start-up signal to the control device upon detecting an object, wherein, upon a provided start-up signal, the control device sets into motion or accelerates the moving device. The start-up sensor is a TOF sensor having (i) a light source for emitting modulated light, (ii) at least one receiving sensor for receiving light from the light source that is reflected at the object, and (iii) an evaluation electronic system configured for detecting, from the comparison of emitted and received light, the distance of the object from the TOF sensor and the position of the object in the space in front of the moving device. | 03-20-2014 |
20140166434 | INVERTER AND AN ESCALATOR CONTROL DEVICE WITH THE INVERTER - An inverter for an escalator control device and an escalator control device are provided. The inverter includes: a control unit for receiving a detection signal from the passenger detector; a frequency inverting unit for inverting current frequency, input terminals of which are connected to the public electrical net, and which is connected with the output terminal of the control unit; a frequency inverting unit contactor, input terminals of which are connected to the frequency inverting unit, and output terminals of which are connected to a motor of the escalator; and a public electrical net contactor, input terminals of which are connected to a public electrical net, and output terminals of which are connected to the motor of the escalator. | 06-19-2014 |
20140202827 | COMB PLATE-COMB PLATE CARRIER ASSEMBLY AND COMBINATION CONSTRUCTION OF THE ASSEMBLY WITH LIFTING TOOL - A comb plate-comb plate carrier assembly for an escalator is disposed on an upper and lower head and mounted to the truss of the escalator. A comb plate and a pair of comb plate carriers for carrying the comb plate are included. The assembly is provided with at least one of: a guide rail bracket fastened to the comb plate carrier and used to fix a guide rail for the handrail belt; a supporting bracket fastened to the comb plate carrier and used to support an end of a handrail return-sheave curve fastened to the truss; a comb plate height adjuster; a monitoring device for monitoring the horizontal displacement and upward displacement of the comb plate. A combination structure includes a lifting tool and the assembly in an assembled condition, the lifting tool includes a traverse rod and a longitudinal suspending member. | 07-24-2014 |
20140353113 | Auxiliary Brakes for Passenger Conveyors - Passenger conveyors with auxiliary brake systems are disclosed. The passenger conveyors include a truss that rotatably supports a loop sprocket at one end and a turnaround at an opposite end with an endless loop extending around the loop sprocket and the turnaround. The loop includes a plurality of rollers linked together. The truss is also coupled to a brake bar that has a braking surface, a downstream end and an upstream end. The brake bar is suspended above and biased towards the loop sprocket with the downstream end of the brake bar disposed a greater distance from the loop than the upstream end of the brake bar. A friction bar, which includes a first side that mateably engages the loop when placed onto the loop, is also provided that includes a top. The friction bar is suspended above the loop by an actuator, which is linked to a controller. The controller sends a signal to the actuator to place the first side of the friction bar onto a section of the loop as the section of the loop passes beneath the downstream end of the brake bar. As the friction bar passes between the loop and the brake bar, frictional engagement between the flat side of the friction bar and the braking surface of the brake bar brakes, impedes the movement of or simply stops the loop. | 12-04-2014 |
20150336772 | CONVEYOR SYSTEM FOR THE TRANSPORT OF PASSENGERS/GOODS - A conveyor system for displacing passenger/goods formed by a moving endless belt comprising a plurality of pallet assemblies and drive means to transmit a drive movement to the pallet belt. The pallets have a functional surface opposite to the support surface and having first meshing means. The drive means comprise second meshing means designed to interact with the first meshing means, so that the drive pallets, are driven by the drive means by means of a meshing between the first meshing means and the second meshing means and to drive said pallet belt in the movement direction D. The drive means have a linear motor aligned with the movement direction D. | 11-26-2015 |
198323000 | By means responsive to an unsafe operating characteristic of the system | 14 |
20090294247 | OVERSPEED PROTECTION DEVICE FOR ESCALATOR OR MOVING WALKWAY - An overspeed protective device connected to the rotary shaft ( | 12-03-2009 |
20100096240 | PASSENGER CONVEYOR HANDRAIL DRIVE CONTROL STRATEGY - A passenger conveyor assembly ( | 04-22-2010 |
20100122889 | Escalator or Moving Walkway - An escalator or moving walkway having a frame, to which rails for chain rollers and rails for idling rollers are fixedly mounted, in particular with the aid of side panels, the escalator or moving walkway further comprising a turn-around area for the chains thereof that comprises a tensioning station for the chains. The tensioning station is guided and mounted on a side part that is fixedly mounted to the frame independently of the support structure. | 05-20-2010 |
20100282569 | MOVING STAIRCASE WITH A DOUBLE STEP FLIGHT - A moving staircase (escalator) with two flights of steps ( | 11-11-2010 |
20110011700 | DEVICE AND METHOD FOR MONITORING AN ESCALATOR OR MOVING WALKWAY - In an escalator or travelator configured to travel in two directions and including a step or pallet belt returned in first and second return portions facing away from each other, a monitoring device and method for detecting steps or pallets of the step or pallet belt is provided. The device includes a first detector configured to detect the steps or pallets in one of the directions of travel, a second detector configured to detect the steps or pallets in the other direction of travel, and an electronic analyzer/controller functionally coupled with each of the first and second detectors. The electronic analyzer/controller is configured to receive and compare signals from the first and second detectors for the two directions of travel and derive therefrom a signal for halting the escalator or travelator. When the signals from at least one of the first and second detectors indicates a missing step or pallet within the step or pallet belt, the electronic analyzer/controller outputs the derived signal to halt a drive of the escalator or travelator. | 01-20-2011 |
20110031090 | MISSING STEP DETECTION DEVICE OF PASSENGER CONVEYOR - Provided is a missing step detection device which can be miniaturized even when the clearance between adjacent steps is wide. The missing step detection device has a plurality of steps which are connected together in an endless manner and perform circulating movement, a first proximity sensor which is provided outside the steps in the vicinity of the steps and detects step surfaces of the steps which are approaching, a second proximity sensor which is provided in the vicinity of the steps so as to detect portions of the steps which are approaching, and detects portions of the steps which are different from the steps whose step surfaces are detected by the first proximity sensor for a shorter time than the time during which the first proximity sensor is detecting the step surfaces, and a judgment device which judges that there is no missing condition of the steps when the first proximity sensor detects the step surfaces during the detection of portions of the steps by the second proximity sensor, and judges that there is a missing condition of the steps when the first proximity sensor does not detect the step surfaces. | 02-10-2011 |
20110108386 | APPARATUS AND METHOD FOR VARIABLE TORQUE BRAKING OF ESCALATORS AND MOVING WALKWAYS - A braking apparatus and method for an escalator or moving walkway are provided. The braking apparatus may include a braking element, a linearly controllable solenoid assembly, a biasing mechanism, and a control device. The braking element may be adapted to engage a brake drum or brake disk on a drive shaft of the escalator or moving walkway. The linearly controllable solenoid assembly may include a brake coil and an elongated member. The elongated member may be moveable linearly along an axis and the braking element may be coupled to the elongated member. The biasing mechanism may be arranged to bias the elongated member in a first direction along the axis to increase a torque applied to the drive shaft by the braking element. The control device may be configured to modulate a current to the brake coil based on at least one measured parameter associated with an operating condition of the escalator or moving walkway, whereby the elongated member is biased in a second direction along the axis opposite the first direction to decrease the torque applied to the drive shaft by the braking element. | 05-12-2011 |
20120073933 | ESCALATOR DUAL SOLENOID MAIN DRIVE SHAFT BRAKE - A main drive shaft brake for a passenger conveyor includes a braking element, an actuator, and a counter-actuator. The actuator is de-energized to release the braking element and halt operation of the passenger conveyor during an abnormal or emergency condition. An energized counter-actuator permits release of the braking element but, when de-energized, inhibits release of the braking element by the actuator to prevent unintentional release of the braking element caused by, for example, an accidental loss of power to the actuator. | 03-29-2012 |
20120103756 | Signal Correlation For Missing Step Detection In Conveyors - A device and method for detecting a misaligned or missing step of a conveyor are disclosed. The missing step detector includes various sensors for detecting the drive speed of the conveyor and for detecting the presence of pallets or steps. The sensor output signals are correlated to determine fixed values characteristic of the specific conveyor in question. Using the fixed values as reference, the missing step detector is able to effectively monitor the conveyor for misaligned or missing steps independent of conveyor speed and time. | 05-03-2012 |
20130112526 | ESCALATOR OR MOVING WALKWAY WITH A STEP-BELT OR PLATE-BELT BLOCKING DEVICE - An escalator with a step belt or a moving walkway with a plate belt, which step belt or plate belt comprises at least one transport chain that is arranged to circulate between a first and second deflecting region of the escalator or moving walkway. Steps or plates are arranged at the transport chain and connected with the transport chain. In addition, at least one blocking device is arranged in stationary position and has at least one blocking arm. The blocking arm can be brought into a release position or into an engagement position, wherein this blocking arm in the engagement position engages in at least one link intermediate space of the transport chain and the blocking arm is fixable in the respective release position or engagement position. | 05-09-2013 |
20140124328 | METHOD AND APPARATUS FOR GENERATING LASER - Disclosed herein is a side safety device for an escalator which is operated in such a way that a plurality of stairs circulates. The side safety device includes a side safety plate ( | 05-08-2014 |
20150107958 | SAFETY DEVICE FOR A PASSENGER TRANSPORT INSTALLATION - A method and an apparatus for monitoring a passenger transport installation, in fact the entraining elements which establish a connection of a plate link chain to a step or pallet of the passenger transport installation. There is provided on the entraining element side a triggering element which, when a specifiable movement of the entraining element is detected or when at least one safety element is missing, triggers an alarm state and optionally halts the drive of the passenger transport installation. | 04-23-2015 |
20160145078 | SAFETY COMB PLATE OF ESCALATOR - A comb plate is provided that can be monitored whether entire teeth are damaged by continuously installing one detection line in order to detect damage of teeth of a comb plate fixed to the front of a landing plate of an escalator and that has a simple configuration for damage detection and that can minimize a cost for monitoring the teeth by using only one detection line while monitoring the entire of a plurality of comb teeth provided in the comb plate. | 05-26-2016 |
20160152440 | BRAKING METHOD AND CONTROL FOR PASSENGER TRANSPORTATION SYSTEM | 06-02-2016 |