Matches 1 - 23 out of 23


Match Document Document Title
US20110240415 Modular Weighting Elements  
The invention relates to a modular weighting element (1) that can be assembled with at least one other modular element to form a ballast bar (10), known as an ingot, for example for creating a...
US20090014250 ELEVATOR  
Disclosed herein is an elevator which has an improved structure such that a balance weight offsets the weight of a cage, passengers, and cargo to the utmost, according to changes in weight of the...
US20120152663 ACTIVATING A SAFETY GEAR  
In this elevator system, a traveling body has arranged upon it a safety gear for braking and holding the traveling body tight on the guiderail, or on a braking rail. The safety gear is connected...
US20140284148 COUNTERWEIGHT ARRANGEMENT FOR AN ELEVATOR AND AN ELEVATOR  
A counterweight arrangement for an elevator, includes a first vertical guide rail and a second vertical guide rail, the guide rails defining a vertical guide rail plane, a counterweight arranged...
US20110266095 COUNTERWEIGHT IN AN ELEVATOR INSTALLATION  
An elevator installation includes at least one elevator car and at least one counterweight, wherein the at least one elevator car is capable of being moved on guide rails in an elevator shaft by a...
US20060219485 Elevator driving apparatus  
An elevator driving apparatus comprises a driving rope extending from a fixed end portion of the elevator cab and a top switching pulley and from the latter to a counterweight pulley, and being...
US20070131489 Elevator installation with equipment for compensation for the weight difference between the cage runs and the counterweight runs of the support means and method of realizing such compensation  
In an elevator installation with an elevator cage, a counterweight and at least one hanging cable with integrated conductors for transmission of energy and/or control signals compensation is...
US20120067674 ELEVATOR WITH AN ELEVATOR CAGE AND A COUNTERWEIGHT  
An elevator cage is arranged in an elevator shaft at one end of a support means, and a counterweight is arranged at the other end of the support means. If the elevator cage is at the top in the...
US20060289245 Balancing apparatus for elevator  
A balancing apparatus includes a frame body (1), a first weight (2) and a second weight (3) separated from each other vertically in the frame body (1). The first weight (2) is connected to the...
US20070137946 Method for installing an elevator, and elevator  
Elevator without counterweight, in which elevator there is a compensating system separating the roping portion of the hoisting ropes above the elevator car from the roping portion of the hoisting...
US20090183955 RETRACTABLE STOP FOR MAINTAINING OVERHEAD CLEARANCE ABOVE AN ELEVATOR CAR  
An assembly (30) controls the amount of downward movement of a counterweight (24) within an elevator system (20). By limiting the downward movement of the counterweight (24), a desired overhead...
US20100065381 SWAY MITIGATION IN AN ELEVATOR SYSTEM  
An elevator system (20) includes an elongated member (30, 32, 34) that may sway under certain conditions. At least one mitigation member (80) is strategically positioned in a mitigation position...
US20080257654 Counterweight With Partially Imbedded Buffer  
An elevator counterweight (24, 34) includes a buffer member (40) supported for movement with the counterweight within a hoistway (26). The buffer member (40) includes a first portion (52) that is...
US20090120733 ARRANGEMENT IN AN ELEVATOR WITHOUT COUNTERWEIGHT  
The present invention relates to an arrangement in an elevator without counterweight, which comprises at least a control unit (5), a hoisting machine (3) and a traction sheave (4) connected to it,...
US20080210494 ELEVATOR SYSTEM  
The invention relates to a method for replacing the hoisting ropes of an elevator. By the method of the invention, the hoisting ropes (4) are replaced by first joining the old and new hoisting...
US20070084671 Lift system  
The invention relates to a lift system wherein a drive unit (2) drives, by means of a driving disk (4.1), a flat belt-type carrier means (12.1, 12.2) which carries the lift cage (3). Said flat...
US20090120732 METHOD AND ARRANGEMENT FOR PREVENTING DISTURBING NOISE CAUSED BY THE COUNTERWEIGHT OF AN ELEVATOR  
The invention relates to a method and an arrangement for preventing disturbing noise caused by the counterweight of an elevator. At first temporary tightening means (8), e.g. slings provided with...
US20110226557 ELEVATOR MACHINE SUPPORT  
An exemplary elevator system comprises a machine support (30) including a first portion (32) situated in a generally horizontal position at least partially within a hoistway (24). A second portion...
US20130180804 GRAVITY COMPENSATION DEVICE AND LIFT APPARATUS INCLUDING THE SAME  
A link has first and second ends coupled, so as to be axially shiftable, respectively to two shafts that include a reference point located in a base and cross each other. A gas actuator has an...
US20110061976 Battery counterweighted elevator  
The battery counterweighted elevator is adapted for rack and pinion or cable traction elevators. The elevator uses electrical power from a solar cell array to charge or recharge storage batteries,...
US20100116597 ELEVATOR  
An elevator includes a car that ascends and descends in an elevation path, and at least one airflow generation device that is set on a surface of a top end part of at least one of upper and lower...
US20160031677 ELEVATOR  
An elevator includes a car and a counterweight suspended on hoisting ropes which are driven by a drive machine. The counterweight has a first side facing the elevator car path and a second side...
US20150291396 ELEVATOR COUNTERWEIGHT DEVICE  
In an elevator counterweight device, a frame body includes a first stile, a second stile, a crosshead provided between upper portions of the stiles, and a plank provided between lower portions of...

Matches 1 - 23 out of 23