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Class Information
Number: 187/394
Name: Elevator, industrial lift truck, or stationary lift for vehicle > With monitoring, signalling, and indicating means > Monitors operational parameter > Load support position
Description: Subject matter in which the location of the load-underlying support surface along the shaft* is the physical condition checked.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7441631 |
Passive ultrasonic RFID elevator positioning reference system |
Oct. 28, 2008 |
| 7438158 |
Safety monitoring device with instantaneous speed determination for a lift car |
Oct. 21, 2008 |
| 7360630 |
Elevator positioning system |
Apr. 22, 2008 |
| 7353912 |
Elevator system |
Apr. 8, 2008 |
| 7204347 |
Arrhythmic pulse sequence for sonic distance measurement |
Apr. 17, 2007 |
| 7147085 |
Display system for elevator and information display device used in this system |
Dec. 12, 2006 |
| 7077244 |
Elevator cab locating system including wireless communication |
Jul. 18, 2006 |
| 7040459 |
Elevator display system and method |
May. 9, 2006 |
| 6986409 |
Apparatus for determining the position of an elevator car |
Jan. 17, 2006 |
| 6891112 |
Lift system for a platform, and weighing system equipped with the lift system |
May. 10, 2005 |
| 6886667 |
Equipment for ascertaining the position of a rail-guided elevator car with a code carrier |
May. 3, 2005 |
| 6877587 |
Equipment for determining elevator car position |
Apr. 12, 2005 |
| 6809650 |
Method and device for determining the state of a rail stretch |
Oct. 26, 2004 |
| 6785597 |
Hydraulic stabilizer system and process for monitoring load conditions |
Aug. 31, 2004 |
| 6659232 |
Method and device for position detection of an object along an acoustic-signal conductor |
Dec. 9, 2003 |
| 6651781 |
Device for producing elevator car travel information |
Nov. 25, 2003 |
| 6648587 |
Material delivery system for clean room-like environments |
Nov. 18, 2003 |
| 6622827 |
Elevator tape guide with tape slot redundancy |
Sep. 23, 2003 |
| 6612403 |
Method and apparatus for generating elevator car position information |
Sep. 2, 2003 |
| 6570817 |
Apparatus for detecting position |
May. 27, 2003 |
| 6554107 |
Elevator system |
Apr. 29, 2003 |
| 6550587 |
Operating board for elevator |
Apr. 22, 2003 |
| 6533076 |
Materials handling vehicle mast height sensor |
Mar. 18, 2003 |
| 6454054 |
Elevator with separated speed governor and position detector |
Sep. 24, 2002 |
| 6435315 |
Absolute position reference system for an elevator |
Aug. 20, 2002 |
| 6401872 |
Active guide system for elevator cage |
Jun. 11, 2002 |
| 6386327 |
Equipment for generation of shaft information of an elevator installation |
May. 14, 2002 |
| 6366532 |
Apparatus for detecting position |
Apr. 2, 2002 |
| 6349795 |
Communication device for elevator control system |
Feb. 26, 2002 |
| 6318508 |
Elevating system control method and apparatus synchronizing plural elevating devices |
Nov. 20, 2001 |
| 6315084 |
Apparatus for reducing vibration of an elevator car |
Nov. 13, 2001 |
| 6311803 |
Acoustical position detector |
Nov. 6, 2001 |
| 6296081 |
Lift cylinder and mast assembly of forklift |
Oct. 2, 2001 |
| 6286629 |
Lift-positioning system |
Sep. 11, 2001 |
| 6283253 |
Fastening system for shaft information transmitters of a lift installation |
Sep. 4, 2001 |
| 6269913 |
Roller position monitoring device for an industrial lift truck |
Aug. 7, 2001 |
| 6253879 |
Apparatus and method of determining overspeed of an elevator car |
Jul. 3, 2001 |
| 6230846 |
Elevator apparatus with control panel located within elevator hoistway |
May. 15, 2001 |
| 6206143 |
Elevator landing apparatus |
Mar. 27, 2001 |
| 6206142 |
Elevator advertising system and method for displaying audio and/or video signals |
Mar. 27, 2001 |
| 6161656 |
Speed and direction indicator for elevator systems |
Dec. 19, 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 |
| 5925859 |
Landing control system |
Jul. 20, 1999 |
| 5896950 |
Position control method for elevator |
Apr. 27, 1999 |
| 5893433 |
Elevator car position detecting apparatus |
Apr. 13, 1999 |
| 5889239 |
Method for monitoring elevator leveling performance with improved accuracy |
Mar. 30, 1999 |
| 5883345 |
Sonic position measurement system |
Mar. 16, 1999 |
| 5880417 |
Synchronous position correction apparatus for elevator |
Mar. 9, 1999 |
| 5866861 |
Elevator active guidance system having a model-based multi-input multi-output controller |
Feb. 2, 1999 |
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