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WO/1999/024347A1 |
Procedure for the installation of a landing door, in which a threshold module (2) is mounted on the lower edge of a door opening (1) of the elevator shaft, whereupon side posts (3, 4) are mounted at the edges of the opening and a lintel ...
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WO/1999/021789A1 |
A door device for elevators, in which a door is hung by a door hanger and driven in a horizontal direction, is constructed such that two adjacent different planes connect the door and the door hanger to each other in order to provide a s...
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WO/1999/019587A1 |
The invention concerns a fail safe lock (1), in particular for an elevating device landing door (2), comprising within a housing (16): a bolt (10) provided with a core (200) capable of co-operating with a striker (201) integral with the ...
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WO/1998/058869A1 |
A safety system for detecting small objects that approach closing doors comprising a transmitter stack, a detector stack, and a controller including instructions to detect small objects as the doors are closing. A transmitter or a group ...
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WO/1998/058867A1 |
A safety system for detecting an obstruction approaching closing doors includes a transmitter stack and a detector stack. Each transmitter stack includes a plurality of transmitter three-dimensional lenses. Each detector stack includes a...
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WO/1998/058868A1 |
A safety system for detecting objects or persons that approach closing doors includes a plurality of detectors on one door and a plurality of transmitters on an opposite door. The plurality of transmitters emit a signal at an angle into ...
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WO/1998/051605A1 |
An elevator door interlock has a position indicator at each landing. There is an elongate vane (30) pivotally mounted in a fixed position with respect to the car door (14) for movement between a first position, preferably several degrees...
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WO/1998/022381A1 |
An elevator hoistway door seal structure and a hoistway drainage system are provided at a hoistway entrance for use with a multiple level building with an elevator system in which an elevator car moves between floors within an elevator h...
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WO/1998/018710A1 |
A safety device for elevator doors comprises an object detecting device (20) provided on at least one of an inner door (9) mounted in a cage and outer doors (8) installed on respective floors to detect an object S being detected, existin...
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WO/1998/015486A1 |
The invention relates to an elevator door operator for elevators designed for limited use. Conventional elevator door operator systems are not designed for limited access and use, and accordingly, are not easily adapted to existing build...
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WO/1998/014395A1 |
An operating system (1) placed on the cabin door (2) shown with a continuous line in rest position and with a dotted line in working position. An arrow marked with a (Y) indicates a horizontal movement undertaken by the operating system ...
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WO/1998/004801A1 |
Door drive functioning by means of a friction wheel, for a sliding door for elevators, consisting of at least one door leaf (1) moving in a linear or curving motion that is suspended by means of guide rollers (3) and guided along a guide...
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WO/1997/049631A1 |
The invention relates to a procedure and an apparatus for gluing a facing component (6) designed to be mounted onto the raw door panel (1) of an elevator car or landing to the raw door panel (1). The facing component (6) is fitted into c...
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WO/1997/042119A1 |
Containing structure (10) for a lift machinery, the structure being made of metal or other suitable material, consisting of a housing (18) in which at least one of the constituent walls is defined by leaves hinged to a permanent wall (14...
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WO/1997/031853A1 |
A door coupler (4) comprising gripping elements (14, 15) moved by means of a linkage (2) and designed to grip a counterpart (17, 18) on the landing door, and a lock catch (10) which has a closed position and an open position. The releasi...
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WO/1997/020766A1 |
An elevator interlocking mechanism, having interlocking of the elevator (1) cage door and interlocking of each landing door (48), comprises operating means for releasing the interlockings when the elevator cage (1) is at rest at a landin...
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WO/1997/019245A2 |
A drive unit for an electric door, in particular a lift (elevator) door, comprises a mains transformer, an electronic programmable control device and an electric motor with an incremental sensor and a counter. To improve a drive of this ...
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WO/1997/010169A1 |
The landing door of an elevator is opened by the opening movement of the car door and closed by the closing movement of the car door by using a door coupler (20) attached to the car door. The door coupler has coupling elements (52, 53) d...
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WO/1997/010168A1 |
In the arrangement in the opening and closing of automatic elevator doors, the door coupler (20) is mounted on the car door so as to be movable in the direction of movement of the car door. The door coupler (20) is connected to a lever (...
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WO/1997/006090A1 |
An elevator (11) is provided with a car (13), an inner door (15) mounted to the car (13) and outer doors (17) mounted to floor openings (19) which defines floor zones (21), wherein the inner door (15) registers with the outer doors (17) ...
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WO/1996/035630A1 |
An elevator system door monitoring system determines if any hatch door (24) at any floor along an elevator shaft is opened while an elevator cab is away from the door. The system includes a plurality of non-contact hatch monitors (10), s...
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WO/1996/033125A1 |
A hoistway door seal structure for limiting the flow of air through a hoistway opening when the door is closed. The hoistway door seal structure includes a hoistway door that covers a hoistway entrance defined by an opening in a hoistway...
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WO/1996/020126A1 |
An actuating mechanism for a catch (3) of a hoist door (4) comprises a vertically displaceable operating member (16), which is associated with a vertically displaceable actuating member (46), by means of which the catch (3) may be releas...
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WO/1996/010531A1 |
The invention relates to a safety device for gates of lifts and elevators comprising a release device (4) which, when a door of the lift gate is closing and meets an obstruction, causing an excessive resistance to the movement thereof ac...
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WO/1996/008734A2 |
An optical obstructing sensing system is described. Control signals are optically transmitted across the obstruction sensing area thereby obviating the need for a physical connection between the array of emitters and receivers which defi...
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WO/1996/001223A1 |
A lock including a casing attachable to the landing door frame, a door locking bolt, a bolt control lever, an outer lever operating arm actuated by a cam in the lift car, an electrical bolt contact, possibly an electrical car presence co...
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WO/1995/032911A1 |
An automatic gate for lifts and elevators exhibits doors provided with a device for emergency manual opening thereof comprising mechanical transmissions (8) which connect a lock (3) for the doors (2) with a hole (5) made externally on th...
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WO/1995/032912A1 |
The invention relates to a multifunction connection and support element in a mechanism for automatic door motion for lifts and elevators. The element consists, for each lateral jamb, in a connection and support bracket (3) which connects...
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WO/1995/032145A1 |
The invention relates to the field of anti-crush safety devices, in particular for automatic doors for lifts. The device comprises a section (11) constituting a mobile surface (7) which is positioned between a door (2) closer to the jamb...
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WO/1995/015910A1 |
An automatic elevator system having car movement controls (3), door controls (2), a door operating mechanism (4) for automatically opening and closing at least the car door. The elevator system also including a first switch contacts (GS,...
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WO/1994/029208A2 |
A retractable stair assembly built into the car (5) of a lift (50) controlled from inside said car, whereby one of the floors (1, 2) of a building may be accessed over a railing (3) or equivalent obstacle. The stair assembly consists of ...
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WO/1994/018106A1 |
A lock comprising a case attachable to the landing door jamb, a door locking bolt, a bolt control lever, an outer lever control arm operated by a cam on the lift car, an electrical bolt contact, an electrical car presence contact, an ele...
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WO/1993/023324A1 |
Linear operator (10) for elevator doors in which the door panels (40, 40') are drawn along by means of a continuous belt (11) supported by two end wheels (12, 13) one of which (13) is connected to the shaft of an electric motor (30) and,...
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WO/1993/021098A1 |
A mechanism for latching a rotary shaft for, for example, a lift door, provided with a control arm connected to the rotary shaft and pivotally coupled by means of a coupling piece to an operating arm which is rotatable about a fixed shaf...
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WO/1993/016949A1 |
The invention concerns a start-up procedure for, and device for operating, a controlled-operation sliding door, in particular a lift door. The procedure is intended for post-installation start-up purposes or for start-up after a repair i...
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WO/1993/016948A1 |
Described is a device for monitoring the kinetic energy of a sliding door, the device having a mains-powered drive motor (1) with a digital pulse generator (2), the device further having a pulse-analysis unit (3) and a controller (4) equ...
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WO/1992/020605A1 |
Fully mechanized safety device for a building site lift. The advantage of such a system lies in its sturdiness, in that it can be more easily repaired and consequently better serviced than an electromechanical device with which users may...
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WO/1992/018413A1 |
A detection system includes an infrared emitter (2) and an infrared detector (8) having optical axes (6) and (12) extending parallel to one another but being offset from one another. As the detector (8) and the emitter (2) approach one a...
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WO/1991/001933A1 |
A system for the automatic opening and closing of doors in lifts in general, composed of two wings (10, 11) sliding vertically, by the lift operator in the car, obtained through the effect of the transformation of the horizontal motion o...
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WO/1990/008092A1 |
A detection system is arranged to detect any obstruction between two sliding doors (4 and 6) of a lift cab. A transmitter (8) mounted on the leading edge of a first door (4), transmits an infra red beam to a receiver (12) mounted on the ...
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WO/1990/000509A1 |
The invention relates to a device for the rapid positioning of a heavy carriage (301). The carriage (301) is finely positioned by means of a stationary positioning bar, for instance a part of a linear electric motor or a gear rack (303),...
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WO/1988/009862A1 |
An elevator car, supports a pair of sliding car doors (4 and 5) which can be moved in synchronism towards or away from one another to close or open the openings. An elongate detector strip (8 and 10) is mounted on the outer face of respe...
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WO/1987/004691A1 |
A detection system for a sliding lift or elevator door comprises at least two sensors (24, 26) for monitoring the door opening. The sensors (24, 26) are arranged to detect the presence of moving irregular shape (e.g. the human form) in t...
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WO/1987/003100A1 |
A movable door incorporates a proximity detection system for sensing obstructions in the path of the door. The system comprises an array of transmitter/receiver pairs (21, 22 and 23), each pair comprising a transmitter (1) for transmitti...
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WO/1986/002506A2 |
Proximity sensors e.g. for use on lift doors. The systems shown has a number of improved features including bootstrapping the receptor antennae to avoid capacitance problems, arranging an antenna as pairs of antenna strips with circuitry...
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WO/1982/002787A1 |
In the entranceway between an elevator car and a floor are two oppositely sliding doors (10, 20). The approach of these doors is controlled by a detection system that senses the presence of objects between the doors. This system includes...
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WO/1982/002536A1 |
Proximity detector circuitry of particular value in controlling the operation of elevator car doors. Sensors (1) are set in the edge of the door. The outputs of the sensors are fed to one or more differential amplifiers (2) which produce...
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WO/1981/001830A1 |
An e elevator (3, 4) employing a microprocessor-based cab controller (33, 34), for controlling, among other things, the opening and closing of the elevator car door, provides a pair of dictated door velocity profile signals and selects t...
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WO/1981/001834A1 |
An elevator system includes a microprocessor-based cab controller (33, 34) mounted directly on an elevator car (3, 4), which controls elevator door motion in response to the difference between elevator door velocity and a desired dictate...
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WO/1981/001837A1 |
An elevator door motion control is operative in either of two modes, the first mode being set in the case where door motion begins with the doors fully open and closed and no special conditions, such as initiation, exist. In this mode, d...
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