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Class Information
Number: 187/284
Name: Elevator, industrial lift truck, or stationary lift for vehicle > Having specific load support drive-means or its control > Includes control for power source of drive-means > With specific electrical component > Actuated by load support contacting trip in shaft > Having trip at each of plural landings > And means for final leveling
Description: Control* having additional means which (a) begins its operation when a relatively short vertical distance remains between the load-underlying support surface and a landing* at which it is stopping and (b) adjusts the regulating functioning of the control* to accurately align the landing* and load-underlying support surface when fully stopped.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7588124 |
Speed control method of elevator-purpose inverter and speed control apparatus thereof |
Sep. 15, 2009 |
| 7377363 |
Elevator with variable drag for car and counterweight |
May. 27, 2008 |
| 7360630 |
Elevator positioning system |
Apr. 22, 2008 |
| 7287625 |
Forklift safety sensor and control system |
Oct. 30, 2007 |
| 6857507 |
Equipment for fine-positioning at least one deck of a multi-deck cage for a lift |
Feb. 22, 2005 |
| 6526368 |
Elevator car position sensing system |
Feb. 25, 2003 |
| 6202796 |
Elevator position controlling apparatus and method |
Mar. 20, 2001 |
| 6164416 |
Procedure and apparatus for the deceleration of an elevator |
Dec. 26, 2000 |
| 6158554 |
Safety device for moving the lift cabin in case of fault of the main lifting system |
Dec. 12, 2000 |
| 6082498 |
Normal thermal stopping device with non-critical vane spacing |
Jul. 4, 2000 |
| 6026935 |
Cage stop height readjusting apparatus for elevator system and method thereof |
Feb. 22, 2000 |
| 5893433 |
Elevator car position detecting apparatus |
Apr. 13, 1999 |
| 5869795 |
Elevator floor arrival correction control |
Feb. 9, 1999 |
| 5798490 |
Procedure and apparatus for determining the position of an elevator car |
Aug. 25, 1998 |
| 4886413 |
Loader platform interface control and stop means |
Dec. 12, 1989 |
| 4570755 |
Digital landing computer for elevator |
Feb. 18, 1986 |
| 4501345 |
Elevator system |
Feb. 26, 1985 |
| 4337846 |
Elevator relevelling control apparatus |
Jul. 6, 1982 |
| 4304319 |
Automatic elevator control system |
Dec. 8, 1981 |
| 4203506 |
Elevator control |
May. 20, 1980 |
| 4194594 |
Elevator landing control apparatus |
Mar. 25, 1980 |
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