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Class Information
Number: 49/28
Name: Movable or removable closures > Safety means responsive to obstruction to closure > Closure drive stopping or reversal
Description: Device wherein the closure moving means ceases to urge the closure to a closed position, or moves the closure in an opposite direction, when the closure meets the abnormal resistance.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7609017 |
Open/close body drive device |
Oct. 27, 2009 |
| 7603813 |
Door gap monitoring |
Oct. 20, 2009 |
| 7592767 |
System and related methods for diagnosing operational performance of a motorized barrier operator |
Sep. 22, 2009 |
| 7576504 |
Pivoting and barrier locking operator system |
Aug. 18, 2009 |
| 7525267 |
Barrier operator controller with optical limit switches |
Apr. 28, 2009 |
| 7525265 |
Drive motor reversal for a barrier operator or the like |
Apr. 28, 2009 |
| 7509772 |
Vehicle door opening and closing apparatus |
Mar. 31, 2009 |
| 7393043 |
Method and system for determining full open position of a power liftgate |
Jul. 1, 2008 |
| 7378641 |
Device and method for identifying an object in or on a closable opening |
May. 27, 2008 |
| 7373754 |
Safety edge for horizontally pivoted rolling gates |
May. 20, 2008 |
| 7362068 |
Closing member control system |
Apr. 22, 2008 |
| 7355363 |
Barrier operator controller with optical limit switches |
Apr. 8, 2008 |
| 7342368 |
Automated garage door closer |
Mar. 11, 2008 |
| 7339336 |
Movable barrier operator auto-force setting method and apparatus |
Mar. 4, 2008 |
| 7282879 |
Bi-directional sensing edge for gate |
Oct. 16, 2007 |
| 7271560 |
Assembly for moving a barrier and method of controlling the same |
Sep. 18, 2007 |
| 7265508 |
Movable light for use with a movable barrier operator |
Sep. 4, 2007 |
| 7262572 |
System and method for providing a macro for a barrier operator |
Aug. 28, 2007 |
| 7250737 |
Motor control apparatus |
Jul. 31, 2007 |
| 7224136 |
Control apparatus for closure device |
May. 29, 2007 |
| 7221118 |
Composite sensor for door and automatic door system |
May. 22, 2007 |
| 7211975 |
Motorized barrier operator system adaptable to different safety configurations and methods for programming the same |
May. 1, 2007 |
| 7183732 |
Motorized barrier operator system for controlling a stopped, partially open barrier and related methods |
Feb. 27, 2007 |
| 7183733 |
Opening and closing member control apparatus |
Feb. 27, 2007 |
| 7178289 |
Self-correcting sensor for an entrance |
Feb. 20, 2007 |
| 7175227 |
Sensor system for vehicle door |
Feb. 13, 2007 |
| 7173389 |
Motorized barrier operator adapted to vary operator force for safety purposes and methods for accomplishing the same |
Feb. 6, 2007 |
| 7170244 |
Power closure with anti-pinch |
Jan. 30, 2007 |
| 7161320 |
Control device |
Jan. 9, 2007 |
| 7158043 |
Method and system for remotely monitoring garage door position |
Jan. 2, 2007 |
| 7151450 |
Door with a safety antenna |
Dec. 19, 2006 |
| 7134241 |
Entrapment detecting device for opening-closing member that includes strain gauge |
Nov. 14, 2006 |
| 7132813 |
System and method for adapting to barrier nuisances and obstructions |
Nov. 7, 2006 |
| 7127847 |
Barrier movement control safety method and apparatus |
Oct. 31, 2006 |
| 7127848 |
Controller for a moving member including an abnormality detecting device |
Oct. 31, 2006 |
| 7123144 |
Monitored transmitter and receiver system and method for safety devices |
Oct. 17, 2006 |
| 7122981 |
Method for monitoring the reversing process of electrically actuatable units |
Oct. 17, 2006 |
| 7122987 |
Safety garage door |
Oct. 17, 2006 |
| 7117635 |
Trapping protector for a power-operated closing device |
Oct. 10, 2006 |
| 7109677 |
Motorized barrier operator system for controlling a barrier after an obstruction detection and related methods |
Sep. 19, 2006 |
| 7100325 |
Safety sliding door apparatus |
Sep. 5, 2006 |
| 7093692 |
Door control device of elevator |
Aug. 22, 2006 |
| 7073291 |
Device for automatically controlling opening and closing of a vehicle slide door |
Jul. 11, 2006 |
| 7071647 |
Method and apparatus for detecting a hazard in a moveable electronic member |
Jul. 4, 2006 |
| 7071644 |
Control device of automotive power pivot door |
Jul. 4, 2006 |
| 7067996 |
Open-and-close control system for openable apparatus |
Jun. 27, 2006 |
| 7055885 |
Opening and closing apparatus |
Jun. 6, 2006 |
| 7057360 |
Motor assembly for folding/unfolding foldable screen |
Jun. 6, 2006 |
| 7044271 |
Safety device for pinching zone of elevator doors |
May. 16, 2006 |
| 7042183 |
Barrier movement operator speed control |
May. 9, 2006 |
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