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Elevator installation comprising a light module in the door sill profile

Patent Number: 7677364
Publication Date: 2010-03-16
Inventor: Begle, Guntram

An elevator installation contains an elevator car (12) that is arranged movably between floors (S1, S2) in an elevator hoistway (11). The elevator car (12) has a car door (14), and the elevator hoistway (11) has on the each floor (S1, S2) a hoistway door (13). Assigned to the car door (14), or to the hoistway door (13), is a sill-section (16). To draw attention to a gap (30), or give a warning ...

Evacuation assistance device for elevator

Patent Number: 7677363
Publication Date: 2010-03-16
Inventor: Kawai, Kiyoji

A rescue floor crowdedness detecting device detects crowdedness or uncrowdedness of an elevator region at a rescue floor. An evacuation guidance device installed in a building reports to those stranded in the building accessibility information representing accessibility of those stranded in the building to the elevator region at the rescue floor from a stair region when the rescue floor crowdedness detecting device detects that the elevator region of the rescue floor is uncrowded. An ...

Actuator driving method and actuator driving circuit

Patent Number: 7677362
Publication Date: 2010-03-16
Inventors: Kigawa, Hiroshi; Takeuchi, Toshie; Kim, Tae Hyun; Shimohata, Kenji; Matsuoka, Tatsuo

An actuator has a driving first coil and a driving second coil. A capacitor is electrically connected to both the first coil and the second coil through a discharge switch using electric power accumulated in a capacitor which can be selectively supplied. An operation portion for operating the discharge switch is electrically connected to the discharge switch. For example, when an electric power supplied to the operation portion is cut due to a power failure, the second coil and the ...

Method and system for determining position information of an elevator

Patent Number: 7669698
Publication Date: 2010-03-02
Inventor: Jahkonen, Pekka

Elevator system and a method for determining the position information of an elevator car is disclosed. The elevator system includes at least one elevator car, which is fitted to move in an elevator shaft, a control unit for controlling the motions of the elevator car according to calls conveyed to the control unit, and at least one landing call unit fitted in connection with a landing. The landing call unit includes a feature for giving a call and for sending a call to the control unit and ...

Elevator apparatus

Patent Number: 7669697
Publication Date: 2010-03-02
Inventors: Ueda, Takaharu; Okamoto, Ken-Ichi; Takahashi, Satoru; Shibata, Masunori

In an elevator apparatus, a brake control device has a first brake control portion, a second brake control portion, and a third brake control portion. The first brake control portion operates a hoisting machine brake to stop a ascending/descending body as an emergency measure when an abnormality is detected. The second brake control portion reduces a braking force of the hoisting machine brake when a deceleration of the ascending/descending body becomes equal to or higher than a ...

Equipment for producing shaft information

Patent Number: 7669696
Publication Date: 2010-03-02
Inventor: Osmanbasic, Faruk

Equipment for producing shaft information consists of a housing, a base, a first cover, a sliding guide with a code carrier and an electronic circuitboard with a sensor for detection of a code on a code carrier and electronic circuits for evaluation of the detected code. The housing has channels of different functions. The sliding guide can be inserted into a sliding guide channel. On movement of the lift cage the code carrier slides in the sliding guide past the ...

Fire evacuation operation system for group controlled elevators

Patent Number: 7669695
Publication Date: 2010-03-02
Inventors: Hikita, Shiro; Kawai, Kiyoji

A fire evacuation operation system for group-controlled elevators that enables a large number of people to evacuate a building in a short time is provided. Safe elevators are provided for evacuation of the building according to the position of the floor on which the fire breaks out. The fire evacuation operation system includes an evacuation operation propriety judging unit that judges whether an evacuation operation is improper or possible, a rescue floor setting unit that sets a rescue ...

Elevator installation and use of such elevator installation for high-speed elevators

Patent Number: 7665583
Publication Date: 2010-02-23
Inventor: Kuipers, Erwin

An elevator installation with an elevator shaft and an elevator car which is connected with a counterweight such that on movement of the elevator car the counterweight executes an opposite movement and the elevator car moves past the counterweight in a proximity region in the elevator shaft. Provided in the proximity region is an enlargement of the cross-section of the elevator shaft so as to reduce a pressure shock which builds up in the proximity region when the elevator car moves past ...

Elevator car with a working platform

Patent Number: 7665582
Publication Date: 2010-02-23
Inventor: Lindh, Mikael

The invention concerns an elevator system comprising an elevator car with a working platform arranged for carrying people or materials and which by means of the interaction between a gear wheel and gear rack can be moved along an elongated generally vertical mast constructed from a number of mast sections mounted on top of each other. To facilitate the erection, tearing down and anchoring of the mast to a nearby building structure, the moving unit comprises a passenger-carrying service and ...

Method and device for automatic checking of the availability of technical equipment in or at a building

Patent Number: 7665581
Publication Date: 2010-02-23
Inventors: Friedli, Paul; Schuster, Kilian; Richter, Lutz

The method serves for automatic checking of the availability of technical equipment which is arranged in or at a building and executes at least one repeatable procedure, and comprises the following steps. There is determined at least one estimated value (N_S(i,t)) for the frequency of the performance of the procedure for a first time period and/or second estimated value (N_S(i,t+Δt)) for the frequency of the performance of the procedure for a second time period. A ...

Equipment for suspension of a car or counter weight in an elevator installation and methods for mounting and for maintenance of suspension means

Patent Number: 7665580
Publication Date: 2010-02-23
Inventors: Liebetrau, Christoph; Stocker, Ruedi; Schmid, Miriam

Equipment for suspension of a car or a counterweight in an elevator installation and methods for mounting and for maintenance of the suspension apparatus includes deflecting roller units. The car or the counterweight hangs at support belts that are each connected with the car or the counterweight by an associated one of the deflecting roller units. Each roller unit provides space for one of the support belts. The roller unit provides compensation for different elongations of the several ...

Flow control valve having pressure compensating valve

Patent Number: 7665579
Publication Date: 2010-02-23
Inventor: Itose, Masakazu

A flow control valve includes a pressure compensating valve and a first switching valve. The pressure compensating valve is configured to enlarge an opening area of a variable orifice between a load pressure line and a compensating pressure line when a pressure of working fluid of the compensating pressure line is smaller than a first set pressure, and narrow the opening area of the variable orifice when the pressure of the working fluid of the compensating pressure line is larger than the ...