Matches 1 - 50 out of 218 1 2 3 4 5 >
Match Document Document Title
7616895 Safety edge with status and failure recognition  
A device and method for operating an optoelectronic safety sensitive edge ( 100 ) for the safeguarded motor-driven movement of a gate having a closing edge ( 141 ). The device has a deformable,...
7600550 Automatic barrier operator system  
An automatic barrier operator system for operating a gate or upward acting garage door, for example, includes a controller for operating a reversible motor, a base radio frequency transmitter and a...
7600345 Swing door operating system  
A door actuating system has a fractional horsepower motor mounted on the door adjacent its free edge, driving a clutch connected to a duplex capstan pulley that is wrapped by two tensioned flexible...
7588067 Electrically controllable window treatment system to control sun glare in a space  
A system for reducing sun glare through an opening into a space, the system comprising an electrically controllable window treatment operable to alter the amount of daylight entering the space...
7392617 Rotating barrier  
A rotating barrier for a gateway ( 5 ) has a rotatable blocking element ( 2 ) having a single blocking arm ( 1 ) which blocks the gateway ( 5 ) in the blocking position and is rotated between the...
7378641 Device and method for identifying an object in or on a closable opening  
The invention relates to a device and a method for identifying an object O in an opening that can be closed by means of a mobile element ( 12 ). Light is fed into at least one fiber-optic light...
7332999 System and method for operating multiple moveable barrier operators  
A first moveable barrier is actuated by using a first moveable barrier operator. Responsive to the receipt of a signal initiating actuation of the first moveable barrier, a wireless signal is...
7232012 Elevator shaft door  
An elevator shaft door having a door panel composed of a front wall and rear wall, which walls are connected together by a thermally releasable material, wherein at least a part of the closing edge...
7228664 Flexible space management system and method  
A method of managing a plurality of operable wall panels in a room equipped with an overhead track system from which the panels suspend and in which the panels are movable to selectively partition...
7224275 Movable barrier operators status condition transception apparatus and method  
A movable barrier operator ( 10 ) has a wireless status condition data transmitter ( 15 ) that wirelessly transmits status condition messages to one or more remote peripherals ( 20 ). The latter...
7195206 Apparatus and method for servicing and inspecting small free-flying platforms in orbit in space  
A small, substantially spherical, free-flying utility platform for use in space can be docked, inspected and serviced in an apparatus including a container with a chamber therein mounted on the...
7178289 Self-correcting sensor for an entrance  
A radiation transmitting or sensing element is placed in a generally elongated holder of resilient material so that, if it is distorted by an accidental impact or otherwise, it will automatically...
7151450 Door with a safety antenna  
A door system includes an antenna-based proximity sensor with a releasable electrical connector that enables the sensor to function with a breakaway feature of the door. The sensor includes a...
7148798 Gate closing timer for security gate override system  
A solid state programmable timer attaches with two wires across the two contacts for the key circuit of the PC board controlling a security gate and two wires to the emergency personnel remote key...
7145436 Door opening and closing apparatus  
A door opening and closing apparatus has a motor, a door latch and a power generation mechanism. When the voltage of the battery is below a level needed to drive the electric actuator, a...
7135957 Universal garage door operating system and method  
A universal garage door operating system and method. In one embodiment, a vehicle transmitter is provided transmitting a wireless garage door transmitter control signal. A control module is...
7123144 Monitored transmitter and receiver system and method for safety devices  
An automatic door opening system utilizing wireless links to communicate from hazard or obstruction sensors to a controller to react to such conditions. The present invention allows the use of...
7067794 Obstruction detector for automobile vehicle windows  
A vehicle door includes an openable window and a detector with a charge-coupled device sensor. The sensor detects the light distribution proximate to a closing line of the window. If an obstruction...
7032348 Motor operated fast food service window with upwardly focused proximity detectors  
An electrically operated fast-food service window with a plurality of upwardly focused infrared emitter/receivers mounted on the fast-food service window in a manner such that the emitter/receivers...
7024819 Automatic door closing device  
A system includes a transmitter, a receiver, and a processor. The processor detects a trigger event. In response to the trigger event, the transmitter transmits a detection signal. If the receiver...
6980117 Method and system for remotely monitoring garage door position  
A method, system and computer program product for adaptively tracking the position of an entry portal, such as an automatic garage door. In accordance with the present invention a transmitter...
6975203 Universal barrier operator transmitter  
In a multiple barrier movement operator environment, one switch module for controlling all of the barrier movement operators. The switch module may be wall mounted for convenience and communicates...
6914401 Sensor arrangement for monitoring a spatial area  
A sensor arrangement for monitoring a spatial area of least one motor-driven wing of a door includes a plurality of primary transmitters emitting beams of radiation toward a spatial area, and a...
6911898 System for automatically opening and closing a garage door and a method thereof  
A system for opening and closing a garage door is provided. The system includes a vehicle communication module mounted to a vehicle, and a garage communication module, the vehicle communication...
6860065 Remote release for a movable barrier arrangement  
A system for decoupling a barrier from a barrier movement apparatus for the manual operation of the barrier. Advantageously, the decoupling is performed in response to a wireless signal and may be...
6786005 Emergency release burglar bars actuated by smoke alarm  
Emergency release burglar bars having electronic locks that are actuated remotely by a signal generated by a smoke detector alarm provide security and will automatically unlock upon detection of...
6782660 Automatic door sensor  
Auxiliary sensors 51 and 52 are disposed on exterior and interior side surfaces 31 and 32 of a transom 3 . The sensors 51 and 52 have detection areas A 1 , A 2 , B 1 and B 2 which...
6730902 Light beam sensor  
An optical axis adjuster 7 is provided to change the optical axis direction of a transmitter unit having a transmitter element 65 . A restriction member 9 is latched in an external thread 71 ...
6724302 Method and apparatus for the safe manual operation of an automated security gate  
An apparatus for shutting off power to a gate motor is disclosed when the gate to which the gate motor is connected is opened or closed manually. In a preferred embodiment a sensor is activated...
6693273 Method and apparatus for monitoring a powered vent opening with a multifaceted sensor system  
A system and method are disclosed for enabling the selective monitoring of various regions of an aperture having a powered closure operative therein. Each of plural, individually selectable...
6678999 Object sensing system for use with automatic swing door  
An object sensor for use with an automatic swing door includes a light emitter, which is mounted on a door surface of the automatic swing door. The light emitter emits a light beam toward a floor....
6665983 Lockable sliding window apparatus  
A lockable sliding window apparatus includes sliding window units having respective vertical frame members that are coupled at a closed configuration. Inner and outer segments of one frame member...
6634408 Automatic barrier operator system  
An automatic barrier operator system for operating a gate or upward acting garage door, for example, includes a controller for operating a reversible motor, a base radio frequency transmitter and a...
6609400 Delayed egress systems  
There is a lock release apparatus for providing delayed passage past a movable barrier such as an exit door which is held to a closed position by a lock. The apparatus includes a beam transmitter,...
6568131 Motorized shutter assembly  
A motorized shutter assembly includes a frame having a pair of parallel spaced frame members, louver slats extending between the frame members and having shafts extending into and pivotably seated...
6560926 Remotely controlled pet door  
A pet door unit having a housing, an opening mechanism, a pet door, a receiver and a portable transmitter. The opening mechanism includes a motor having a screw drive and a carriage. The carriage...
RE37986 Coding system for multiple transmitters and a single receiver  
The present invention comprises a system for remote control of garage doors and other devices wherein an extremely large number of codes are available for remote transmitters for operating the...
6452353 System for detection of obstructions in a motorized door system  
Method of detecting obstructions encountered by a motorized door. The method includes providing a signal processor with one or more signals indicative of a predetermined door trajectory profile for...
6420693 Foreign object insertion detector device  
In the foreign object insertion detector device, the light (infrared rays) is transmitted into the internal space 13 of a tube body 11 implanted into a weather strip 9 and formed of elastic...
6388559 Remote control device and a method of using the same  
A remote control system uses a state signal that indicates whether a door or lock is opening, open, closing or closed. The state signal that indicates whether a door or lock is opening, open,...
6386326 Method and system for detecting objects in a detection zone using modulated means  
A system and an associated method of detecting an object in a three-dimensional field adjacent to a doorway, such as an elevator doorway, uses an array of energy emitters that emit...
6341563 Door opening control apparatus  
A platform sensing and control system including a wireless sensor ( 10, 12 ) for sensing at least the presence of a platform ( 26 ) opposite a door ( 32 ) of a railcar and providing an output...
6329774 Ultrasonic method and apparatus for automatically controlling moving doors  
A method and apparatus for automatically controlling the movement of a door over a floor from an open position to a closed position with respect to a door frame, by mounting ultrasonic transmitters...
6247558 Apparatus for reducing power consumption in a elevator door protection system  
A elevator door protection system, having an infrared curtain comprising pairs of infrared transmitters and receivers and circuitry responsive to an output of the receiver due to interception for...
6181089 Remotely-controlled battery-powered window covering having light and position sensors  
A wireless battery-operated window covering assembly is disclosed. The window covering has a head rail in which all the components are housed. These include a battery pack, an interface module...
6167991 Method and apparatus for detecting position of an elevator door  
A method and apparatus for detecting the distance between opposing sides of an elevator door system is presented. The invention enhances the ability of an elevator door safety system to...
6119399 Channel guided parallelogram gate  
A parallelogram gate for controlling traffic on a roadway, comprised of an arm assembly that is rotatable between a raised position and a horizontal, longitudinally-extended, roadway blocking...
6105905 Railway gate system  
A railway gate system comprising a railway station having an elevated platform area for passengers to stand and a recessed area with a track and a train movable therealong. A gate has a continuous...
6084231 Closed-loop, daylight-sensing, automatic window-covering system insensitive to radiant spectrum produced by gaseous-discharge lamps  
A system for automatic regulation of daylight admitted by a window in the presence of artificial illumination produced by a high-efficiency (e.g., fluorescent-type) electric lamp. A preferred...
6079157 Illuminated security barrier for passageways  
An illuminated safety or security barrier is shown for preventing children and pets from gaining unauthorized access through passageways. The barrier may optionally be a gate allowing authorized...
Matches 1 - 50 out of 218 1 2 3 4 5 >