Assignee: Toshiba Elevator Kabushiki Kaisha

Location: Tokyo-to, JP
No. of patents: 23

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
7882939	Elevator operating apparatus An elevator operation controller can land the elevator cage of an elevator at a predetermined floor by giving a command to the elevator without using a special key or a special portable terminal. An elevator operation controller 10 includes a receiving unit	02/08/2011
7775339	Passenger conveyor In a passenger conveyor according to the present invention, an inlet safety device, an operation device, an operation condition display device, and a passenger detecting device are all received in a end-deck cover at an end of a balustrade panel. Thus, the passenger...	08/17/2010
7600627	Conveyor apparatus A conveyor apparatus is provided that is free of a pulsing motion in the circulating chains so as to provide a comfortable ride quality on its steps. The conveyor apparatus includes a step guide rail, a plurality of steps, a step chain, and a chain driving mechanism...	10/13/2009
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
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
7383924	Machine room-less elevator Rubber vibration isolators are held between a base frame supporting a driving device and an upper deflecting sheave, and a support connected to car guide rails and a counterweight guide rail. The rubber vibration isolators are held between a horizontal member and ve...	06/10/2008
7383921	Elevator with a support for a hoisting machine An elevator including a car placed in an elevator shaft so as to move vertically along a pair of car guide rails, and a counterweight placed in the elevator shaft so as to move vertically along a pair of counterweight guide rails. A rope connects the car and the cou...	06/10/2008
7357240	Conveyor apparatus A conveyor apparatus comprises step chains which couple a plurality of steps such that the steps, and driving units which drive the chains. Each of the driving units comprises a power unit comprising a motor, and a driving machine including pulleys and belts that re...	04/15/2008
7357041	Rotation detection device Torque ripple of a motor due to a rotation detection device is reduced. A periodicity gain multiplier 51 multiplies the rotation angle θ of a detection target by a ripple periodic number m per rotation of the detection target. An adder 53 adds a phase...	04/15/2008
7350623	Elevator door apparatus An elevator door apparatus includes an engaging device which engages car doors with hall doors. The engaging device uses a spring unit to urge a movable vane provided in each of the car doors. While the doors are moving, engaging rollers supported by the hall doors ...	04/01/2008
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
7267203	Elevator including operation, atmospheric pressure and rescue control In an elevator system having an elevator control unit and an atmospheric pressure control unit, an elevator operation state monitor monitors the operation state of the elevator control unit, and an atmospheric pressure control state monitor monitors the operation st...	09/11/2007
7243760	Elevator door unit having mechanism to release lock unit manually in emergency An elevator door unit includes cage doors, a cage door lock unit, hall doors, and a lock release unit. The cage doors are provided in a cage which moves in a shaft. The cage door lock unit limits and locks the opening width of the cage doors to the width not to perm...	07/17/2007
7183511	Operating button device for elevator An operating button device, includes a button top to be operated by a person, and a light emitting element, provided at the rear side of the button top. The button top includes a basement and a tactile symbol provided in the basement, the basement is made of a non-l...	02/27/2007
7178638	Car door apparatus of elevator A car door apparatus of an elevator includes a pair of door panels, a door drive device, and a door-opening mechanism. The pair of door panels open and close a doorway of the car of the elevator. The door drive device drives the door panels to open and close the doo...	02/20/2007
7147085	Display system for elevator and information display device used in this system There is provided a display system for an elevator which can display an operating state of an elevator car without a sense of discomfort even though data transmission performance is not improved. Data concerning an operating state of an elevator car is transmitted f...	12/12/2006
7147087	Elevator with duct for tail cord An elevator is provided to prevent a tail cord from being projected out of a tail-cord duct under the influence of air current flowing in the tail-cord duct. The tail-cord duct is formed along an elevating space in which a passenger car moves up and down. The tail-c...	12/12/2006
7143870	Elevator hall door and door hanger apparatus A door panel comprises a surface board 11 facing a hoistway, a back board 12 facing a hoistway, and a reinforcing member 13 for reinforcing the surface board 11 and the back board 12 . The back board is connected to the surface boa...	12/05/2006
7090056	Double deck elevator that controls a velocity change during inter-cage distance adjustment A double deck elevator including a winding machine which lifts up/down a cage frame loaded with two cages in a vertical direction, a cage driving unit which changes a relative distance between upper and lower cages, and a cage position controller which starts an int...	08/15/2006
6988592	Door and door hanger device at elevator landing A door panel includes a surface board facing a hoistway, a back board facing a hoistway, and a reinforcing member for reinforcing the surface board and the back board. The back board is connected to the surface board or the reinforcing member by a connecting member ...	01/24/2006
6752246	Speed governor and elevator employing the speed governor In a speed governor linkage mechanism that is displaced by centrifugal force acting on rotary weights, a balancing weight is provided in addition to speed adjustment spring for generating balancing force in opposition to the centrifugal force. When the speed of the ...	06/22/2004
6708801	Group controlled elevator control system for controlling a plurality of elevators A control system for a group of elevators capable of forming a controlled group of elevators by connecting platform call input/output units and operation control units for each floor to each other via a transmission line system. Platform call input/output units and ...	03/23/2004

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Assignee: Toshiba Elevator Kabushiki Kaisha