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Match Document Document Title
8928458 Flow control gate and method  
A flow control gate system that comprises a first and second elongated barrier members defining a passageway between a first area and a second area. The gate system also comprises a plurality of...
8869448 Apparatus for automatically controlling crossing gate by sensing light  
An apparatus for automatically controlling a crossing gate being installed at an entrance/exit way of a vehicle and controlling entrance/exit of the vehicle, including: a password setting unit for...
8773263 Security apparatus and method  
A security method and apparatus is disclosed. In one embodiment, a method for providing an alarm for a window by a security apparatus comprises calculating a first distance between a detector...
8648695 Apparatus and method for operating devices based upon vehicle detection for use with a movable barrier  
A movable barrier operator controls access to a secured area which houses vehicles. The movable barrier operator is operable to move a movable barrier from an open to a closed position. A sensor...
8646206 System for presence detection in a door assembly  
Embodiments of the invention are directed to a system of presence detection in a door assembly for the prevention of patient/detainee suicide, comprising: a door frame, wherein the door frame...
8510989 Hinge pin mounted door switch  
A door position detecting apparatus comprises a switch including a body having two electrical contacts and a through-channel. The through-channel of the switch receives a hinge pin inserted...
8466786 Locking mechanism with sabbath control unit  
A lock mechanism for locking a door or the like with a Sabbath control unit comprises a Sabbath control unit comprising an optical device including a light beam emitter and detector spaced apart...
8453382 Entrance control system  
An entry control apparatus includes a pair of spaced barriers forming a pathway therebetween. The barriers are positioned adjacent a doorway to control ingress into and egress from a building or...
8368509 Apparatus and method for operating devices based upon vehicle detection  
A movable barrier operator controls access to a secured area which houses vehicles. The movable barrier operator is operable to move a movable barrier from an open to a closed position. A sensor...
8274385 Method and apparatus for controlling the timing of an alarm signal in a security system  
A security system includes a perimeter sensor configured to cause an alarm signal to be issued after a first period of time upon sensing a security breach. An interior sensor is configured to...
8253548 Elevator system with wireless hall call buttons  
An elevator system (10) includes a wireless batteryless hall call switch module (22) that transmits a unique wireless code when a person presses a hall call button (32, 34) requesting elevator...
8220202 Hinge pin mounted door switch  
A method for detecting a position of a door includes providing a switch having a body with two electrical contacts and a through-channel. Two lever arms extend from the body. Each of the arms is...
7911169 Induction actuated container  
An induction actuated container cover includes a control housing having a cover opening, a cover panel pivotally mounted to the control housing to pivotally move between a closed position that the...
7770326 Safety door, door lock and door lock release mechanism  
A safety door, door lock and door lock release mechanism for preventing a child from opening a door while permitting an adult to do so includes a weight sensor and a height sensor for unlocking a...
7561042 Portal barrier movement alarm  
A portal barrier movement alarm includes an apparatus having (a) a first assembly adapted for attachment to the moveable portal barrier; (b) a second assembly adapted for attachment spaced apart...
7493726 Barrier movement operator having service reminders  
An electronic service reminder to automatically notify a user as to when and what type of maintenance should be performed on the garage door operator, based on a variety of factors, including...
7414539 Simple alarm device  
A simple crime prevention alarm device for the windows of dwelling houses or the like. The alarm device can be simply and easily attached to and placed on various kinds of objects, such as windows...
7400971 Tailgate ajar and security monitoring system  
An embodiment of the present invention is a reconfigurable cargo door/tailgate position indicator assembly adapted to indicate a position of a cargo door/tailgate including a processor configured...
7183933 Garage carbon monoxide detector with automatic garage door opening command  
A garage monitoring system for use with an automatic garage door opening mechanism that includes a carbon monoxide detector configured to sense the presence of carbon monoxide within the garage...
7057360 Motor assembly for folding/unfolding foldable screen  
A motor assembly for driving a foldable screen includes an inner tube, a motor device mounted in the inner tube and including a DC motor, an outer tube mounted around the inner tube, a control...
7005983 Methods and apparatus for detecting refrigerator door openings  
A detection apparatus for detecting refrigerator door openings is coupled to at least one switch configured to be activated by a door opening. When the door is opened, the switch is activated and...
6894613 Operator controller with combination of alert and message, operator provided therewith and method for operating same  
The invention relates to an operator controller for controlling an operator for a powered closure of a building or enclosure, more particularly a door operator controller, including an apparatus...
6878889 Garage door opener security device  
A device is provided to prevent unauthorized opening of the garage door by interrupting the flow of electrical power to the automatic garage door opener. A power-interrupting switch, suspended...
6667562 Device for detecting the adjustment of translationally moved adjusting devices in vehicles  
The invention relates to a device for detecting the adjustment of translationally moved adjusting devices in vehicles, especially window lifters, sunroofs and similar, comprising a sensor, which...
6634139 Dock light warning system  
A dock light warning system includes an exterior unit adapted to be mounted adjacent a loading dock door. The exterior unit is provided with a red light assembly for providing a narrow beam of red...
6516569 Door having a door terminal, door with a door terminal having a mounting plate, and mounting plate for a door terminal of a door  
Door with a door terminal for use with or as part of a door, such as sliding doors, folding doors, pivot-hung doors, and automatic doors. The door terminal can comprise a housing accommodating...
6487818 Lighted parking gate  
An automated parking gate structure is disclosed having enhanced safety features for deterring accidents and providing greater protectibility against damage in the event the gate arm strikes a...
6416133 Control device for trailer gates  
A conventional dump trailer includes discharge members or doors which are typically mounted beneath the trailer. The movement of the doors is controlled by a control device of the present...
6382685 Sliding catch with a partition release assembly  
A sliding catch with partition release assembly for a fire extinguisher cabinet having a locking mechanism that comprises of a L-shaped member that has a first portion and a second portion that is...
6189839 Cantilever gate arm  
A gate arm for retrofitting onto an existing cantilever crossing structure at a railroad crossing. The gate arm is pivotally attached to a mast of the existing cantilever crossing structure so...
6089588 Apparatus and method for controlling power to interior trailer functions of a heavy duty vehicle  
An apparatus and methods are provided for controlling power to interior functions of a trailer of a heavy duty vehicle. The apparatus preferably includes a vehicle trailer adapted to be connected...
6023887 Door opening/closing detector and tool used for the same  
A door opening/closing detector for detecting an opening or closing of a double door of a housing, which has a low cost construction and can improve safety of equipment. A tool for the device is...
6011469 Overhead door position sensor mounting device  
An overhead door position sensor assembly includes a sensor actuating device, and a position sensor including a roller track clamping device for mounting the position sensor onto a roller track of...
5900815 Gate alarm system  
A gate alarm system includes a gate of a wire or cable between supports, a gate entry and a gate alarm comprising a gate alarm housing, a switch, a switch activating device, a spring or coiled...
5636477 Mat monitor module  
A mat monitor for an automatic swing door system is mountable in-line with an approach mat and a safety mat and the controller for the automatic door system. The monitor emits a visible light to...
5565843 Garage door message display system  
A visual display panel is mounted on the exterior surface of a power-operated garage door to display messages for viewing by occupants of a departing automobile after the garage door has closed....
5442881 Pressure-fit gate assembly  
A safety gate that has a continuously adjustable width for insertion across a lateral opening such as a doorway. The gate has a generally U-shaped gate frame including two tubular frame members...
5347755 Automatically actuated door arrangement  
An automatically actuated door arrangement is provided. The arrangement includes a plurality of slidable doors which are opened and closed by an electric motor/cable arrangement. Open and close...
5347754 Position sensing apparatus  
Apparatus for use in determining the position of an object such as a sash door of a laboratory fume hood which has an elongated base member for attachment to the fume hood adjacent the sash doors....
5291686 Overhead door safety apparatus  
A new and improved overhead door safety apparatus is disclosed for a cable controlled door whose movement is guided by a stationary guide track. The new apparatus includes a brake assembly which...
5237777 Apparatus for eliminating slack in motorized cables  
An apparatus for removing the slack from motorized cables used to control doors on sterilizers and autoclaves without the need for electro-mechanical brakes or oversized gear motors. The apparatus...
5226256 Window system for a building  
A window system is proposed in which windows (41) which can be both locked and tilted mechanically are connected via microprocessors (43) to a monitoring center (49) which can display the locking...
5226257 Garage door security apparatus  
A control panel includes a first switch to effect selective actuation of a garage door opener motor, with a second on/off switch arranged to effect selective locking engagement and disengagement...
5187381 Switch device for use in a power driven window apparatus  
A switch device for use in a power window for opening and closing a door glass of a vehicle. The switch device is driven by a driving apparatus and has a display unit for displaying whether the...
5164705 Anti-intrusion window  
An anti-intrusion window is disclosed comprising a window frame assembly adapted to be attached to a building structure, first and second sash assemblies supported by the frame assembly and...
RE33960 Refrigerator door ajar detection system  
A door status detection system is provided for use in a refrigerator having a cabinet defining first and second food storage compartments and corresponding first and second doors hingely mounted...
5111615 Window with pivotable sash and mechanism for locking the sash in closed position  
A casement window wherein the sash is pivotable in the frame about a vertical axis has a self-locking crank drive which pivots the sash between open and closed positions by way of a pivotable...
5088152 Door security track  
A tamper proof security door track and position means such as a door closer or door position indicator wherein the track is fully enclosed in the door closed position and protected by a slide...
5063372 Door ajar alarm for refrigeration unit  
An alarm system for signalling when a door of a refrigeration unit compartment is not fully closed comprises an alarm condition sensing system having a door sealing gasket magnet and a...
5007200 Window security system  
A window bar security system has a grill of bars positioned outside a building window and held by a plurality of standoffs. Two of the standoffs are latching standoffs and extend from opposite...

Matches 1 - 50 out of 94 1 2 >