Abstract: The invention proposes a sliding door for cold stores, in particular deep-freeze stores, which ensures good sealing around the frame, the intention being to avoid damage when a vehicle drives through too quickly when the door is not in a fully open state. This is achieved according to the invention in that at least one door leaf of the cold-store sliding door has at least one rigid region and at least one flexible region.

Abstract: In one embodiment, an electronically controlled hatch system for safe ingress, egress, hazard detection, and methods thereof are provided to reduce or eliminate hazards to personnel, including protection of people above and below a scuttle hatch, access port, skylight or elevated deck. Said hatch system reduces the risk of falls while ascending or descending a ladder through an access port. In certain embodiments, severe weather, hazard, security, and other safety information are detected and transmitted to a central control unit for processing and regulating the opening and closing of a hatch covering the access port and/or raising and lowering a safety railing system based on said information and/or user input.

Abstract: An emergency evacuation system includes one or more walkways that extend from a first multi-story building, at designated floor levels above the ground floor, to an adjacent multi-story building. The emergency walkway has a series of interconnecting, telescopically extendable sections that are normally stowed in a retracted arrangement within the first building. When the emergency walkway is deployed, safety walls raise and lock into an operable, vertical position along the entire length of the walkway, from the first building to the adjacent building. The system may include a rotatable base at the first building to allow adjusted angular positioning of the extended walkway so that the opposite end of the emerging walkway docks at the desired location on the side of the adjacent building. Emergency access to both the first building and the adjacent building, at opposite ends of the walkway, is normally closed and only opens when the emergency evacuation system is deployed.

Abstract: A light-emitter emits light into a door opening of an automatic door system. A light-receiver receives light from the light-emitter which has passed through the door opening and develops a light-reception indicative signal. A door controller causes the light-emitter to stop emitting light and, thereafter, start emitting light. An auxiliary sensor is judged to be operating in order when the light-receiver does not develop light-reception indicative signal in a state where the light-emitter is not emitting light, and, thereafter, develops a light-reception indicative signal when the light-emitter resumes emitting light; otherwise, the auxiliary sensor is judged to be out of order.

Abstract: An arrangement comprises a housing, in particular of a cooling and/or freezing device, a door which is articulated to the housing so as to be pivotable about a pivot axis of a hinge, and at least one drive device for pivoting the door relative to the housing, with the drive device comprising a drive unit by means of which a moment is exertable on the door relative to the hinge axis via at least one force transmission means.

Abstract: Electro-mechanical and electronically controlled access devices are described for controlling access to a building, premises or area in a secure manner such that a subject who is deemed ineligible for access will be barred entry and may be optionally retained. The devices can contain multiple rotatable door panels, which can be positioned behind one another. The door panels can be controlled by mechanized arms or other control devices in order to control the passage through the device. The direction of flow through a device according to these embodiments is electronically controlled and may be changed at any point in time. At any instant in time, the flow through the device is unidirectional. Multiple devices can be stacked together to form clusters, which can be controlled according to traffic, time of day, or other factors.

Abstract: A garage door opening module is disclosed, the module comprises a power unit having a rotatable output drive, an endless transmission drive adapted to transfer movement from the rotatable output drive to a door drive, and a sensor mechanism positioned along the endless transmission drive and adapted to sense a transmission drive slack, the sensor mechanism adapted to stop the power unit when a transmission drive slack displacement threshold is reached. A method for actuating a garage door and a sensor module for preventing movements of an assisted garage door are also disclosed.

Abstract: A method for calibrating a powered actuator for use in a vehicle is provided, with regard to an end position of an actuating element which is easy to achieve and conserves easily damaged mechanical components of the actuator made from plastic, rubber or similar. According to an example embodiement, in a calibrating step, the actuator is operated with recording and analysis of an actuation speed measured parameter such that the actuating element is moved in the direction of the end position and reaching the end position is recognized when the value of the actuation speed measured parameter reaches or drops below a given threshold. A temperature parameter characterizing the temperature of the actuator is evaluated before or during the calibration process. The calibration step is then only carried out if the value of the temperature parameter does not exceed an upper temperature limit. An actuator suitable for carrying out said method is also disclosed.

Abstract: A movable barrier operator (303) that is configured and arranged to selectively control movement of a barrier (302), upon detecting (101) motion of an object, can automatically modify (102) near term automated movement options for that barrier. As but one example in this regard, this can comprise automatically temporarily modifying planned movement of the barrier as was instigated by reception of a remote control command from a wireless remote control transmitter. By one approach, this can further comprise taking such action as function of the relative distance of the object from a given location. This can provide the basis, for example, of automatically modifying near term automated movement options of the barrier when the object is relatively far from the given location and not modifying such options when the object is relatively close to the given location.

Abstract: The invention relates generally to the field of hand sanitation, and particularly to a systems that encourage or compel the use of a hand sanitizer in order to open or unlock a door, unlock an access panel or drawer, or use a shared electronic device.

Abstract: A device for opening and/or closing a pivoting body piece (14), especially a rear hatch, of a motor vehicle (10). The device has an electric motor drive (20) which drives a motor shaft which drives the pivotable body piece (14) via a gearing (22). In order to enable the device to have a clutch-free structure, the electric motor drive (20) is provided, in accordance with the invention, with an electronic isolation means (24) which can be activated depending on a signal from a sensor means (30) which recognizes manual actuation of the pivoting body piece (14).

Abstract: An opening/closing controlling apparatus of the present invention has an automatic opening/closing mechanism for automatically opening and closing an opening/closing object such as a door; a collision detecting sensor for detecting a collision of a vehicle; a time measuring device for measuring a time from a time when the collision detecting sensor detects a collision of the vehicle; and an opening/closing controller for prohibiting automatic opening/closing of the opening/closing object from the time of the collision of the vehicle and for permitting the automatic opening/closing by the automatic opening/closing mechanism after passage of a predetermined time since the collision. The present invention successfully achieves high reliability in the event of a vehicle accident.

Abstract: The opening of vehicle doors often leads to collisions with stationary obstacles that are not visible to the occupants or with moving obstacles that approach the vehicle without being noticed. Thus to avoid collisions when vehicle doors are opened, the aim of the invention is to take any modifications to the environmental situation of the vehicle as a result of a movement of the vehicle and the detected objects into consideration. This allows a collision of the vehicle doors with the objects to be reliably avoided. To achieve this, in a first step the probable trajectory of a vehicle is determined. In an additional step, the objects in the vicinity of the vehicle are detected and probable trajectories of said detected objects are determined. Respective probability ranges are then defined both for the vehicle and the pivoting zone of the vehicle doors and for the detected objects.

Abstract: This door consists of: an internal structure (16) in which at least two compartments are executed; a panel (18) mounted in each of the compartments, and holding means of each panel (18) in the corresponding compartment. These means permit the release of the panel when a predetermined load, in a given direction, is applied to this panel.

Abstract: The present invention is a system for high torque operation of a movable barrier utilizing a compact hub motor device, which may be directly coupled to a movable barrier without the use of additional gearing systems. The flat geometry provides high dynamic acceleration with short electrical and mechanical time constants, and its planetary gearing system implemented within the device allows for compact, more efficient access systems. Eliminating a gear system in accordance with the present invention lowers maintenance requirements, increases efficiency, and streamlines operation of movable barriers.

Abstract: The invention relates to a door (8) designed to be inserted between a cockpit and a cabin of an aircraft, the door comprising a cockpit side (8a) and a cabin side (8b). According to the invention, the door comprises at least one trapdoor (22) capable of closing off a passageway (20) passing through the door and secondly being opened towards the cabin side, the door also comprising a locking/unlocking mechanism (30) of the trapdoor arranged on the cockpit side and that can automatically unlock the trapdoor when the difference between a cockpit pressure and a cabin pressure corresponding to the air pressures applied on the cockpit side and the cabin side of the door respectively is greater than a predetermined value.

Abstract: The invention is a system for gearless operation of a movable barrier utilizing Lorentz forces, and in particular, a movable barrier operator retrofitted with a gearless motor capable of high torque at very low speeds. Eliminating a gear system in accordance with the present invention lowers maintenance requirements, increases efficiency, and streamlines operation of any movable barrier. By utilizing a motor which produces high-torque at low a speeds a system in accordance with the present invention does away with the need for complicated gears and pulley systems in order to achieve control of movable barriers. The present invention allows manufacturers, distributors and consumers to implement movable barrier systems with much more versatility and efficiency.

Abstract: The invention provides a vehicle door opening and closing system for making a notice before opening and closing a door by using a motor to enhance the safety. The inventive is a door opening and closing system mounted on a vehicle including a controller generating and sending a first instruction and a second instruction, a motor controlled by the controller so as to open or close the door and an announce mechanism controlled by the controller. The first instruction instructs the motor to drive after a predetermined wait time from the generation of the first instruction; and the second instruction instructs the announce mechanism to announce generation of the first instruction for a predetermined notice time before starting to drive the motor.

Abstract: A device is provided for opening and closing a basement door leaf. The device may include a motor and a piston for pushing the door leaf open and pulling the door leaf closed in response to activation by an input device. A sensor device is provided for detecting a person's foot on a stair leading to a basement. The sensor device may cause the opening of the basement door leaf.

Abstract: A bedroom window that detects predetermined levels of carbon monoxide and automatically open by itself to save the occupants lives without any external electrical supply, replaceable alkaline batteries or any human action; this lifesaver window is self-contained, pre-assembled, solar-powered, environmentally friendly and able to open the window sash by itself to allow the CO to escape, to reduce CO concentration, to let the outside clean air to enter the room, to sound it's alarm, and to trigger the Fire & Police Private Central Station Alarm; it can be installed as new or as a replacement window in homes, hotels, hospitals, dormers or wherever humans or animals live; can be manufactured in different sizes and styles to accommodate any architectural design and furthermore it installation requires the same skills & tools needed to install a regular window without the need of other trades.

Abstract: An entry control apparatus is provided. The 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 the like. An arm is pivotally mounted and extends across the pathway and permits free movement of people in one direction and selectively restricts movement in the other direction. A motion sensor is provided and a motion control system is associated with the sensor. The sensor and motion control system cooperate to selectively allow the arms to move to a normally open position for normal traffic in an approved direction. In the event a person approaches the apparatus, as if to exit, or move in the wrong direction through the pathway, the sensor detects the movement and effects operation of the motion control system that locks the arm against movement to prevent movement through the passageway.

Abstract: A decompression vent latching apparatus, includes a flap placed on a door opening to a first area from a second area, a housing fastened to the flap on the door, a plunger mounted within the housing, having rotational and lateral movement within the housing, a stop block connected to the plunger, a pair of tip blocks having movement restricted by the stop block connected to the plunger when contacting the stop block, the tip blocks being controlled to be a predetermined distance away from the stop block, and a locking unit connected to the pair of tip blocks providing a closed or open position.

Abstract: A conductive movable body opens and closes an opening portion formed in a conductive opening forming body. The movable body has a front edge portion positioned in a front side in the closing direction of the movable body. The opening portion has an opposed edge portion opposed to the front edge portion. The sensor is arranged in a layout body corresponding to one of the opening forming body and the movable body, and is arranged in one of the front edge portion and the opposed edge portion. The sensor is capable of detecting a conductive object-to-be-detected on the basis of a change of a capacitance between a sensor electrode and the object-to-be-detected coming close to the sensor electrode. A guard electrode is provided between the layout body and the sensor electrode. An electric potential of the guard electrode is kept equal to an electric potential of the sensor electrode or kept at a fixed rate with respect to the electric potential of the sensor electrode.

Abstract: A control system for controlling an adjustment device which is operated by electric motor in a motor vehicle is provided. The control system comprises an indirect anti-trapping system for detecting a trapping situation between an adjustment element, which is moved by the adjustment device in an adjustment movement along an adjustment path, and a vehicle element. The anti-trapping system stops or reverses the adjustment movement of the adjustment element if a defined threshold value for a mechanical running parameter which results from the adjustment movement is exceeded. The anti-trapping system operates with an analysis unit for analyzing the adjustment movement of the adjustment element, wherein the control system is configured and embodied in such a way that by means of the analysis unit, in an analysis mode, the running parameters of the adjustment device can be checked for mechanical functional faults of the adjustment device.

Abstract: A safety device in a closing-opening device of a vehicle which is provided with millimeter wave sensors as a detection device enables detecting an obstacle accurately for preventing a caught-in accident in advance caused by the closing-opening device.

Abstract: 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 time, materials and operating environment. The garage door operator is configured to automatically generate an electronic service reminder in the form of an audible or visual alert based on one or more operating parameters of the garage door operator meeting or exceeding a predefined threshold. The predefined threshold is variable based on the values of the operating parameters.

Abstract: An apparatus for preventing a lid from being undesirably opened. The lid is rotatably coupled to a vehicle tray. The apparatus includes a spring provided under the vehicle tray; and a stopper provided under the vehicle tray. The stopper is coupled at one end to the spring, so that, when a force greater than a predetermined force is applied to the stopper in a direction away from the spring, the stopper overcomes the elastic force of the spring and slides to a position at which it prevents the lid from opening. One-way sliding sawteeth are provided on a lower surface of the vehicle tray and on an upper surface of the stopper. The sawteeth engage with each other when the stopper slides to the position at which it prevents the lid from opening, such that the stopper is prevented from returning to its original position.

Abstract: The present invention is directed to a door actuation device for the actuation of a door of a refrigerator/freezer cabinet having a cabinet body at which at least one door is swivelably arranged. According to the invention, an automatic drive is provided which forms an operative connection between the cabinet body and the door and by which a movement of the door between a closed position and an open position can be carried out.

Abstract: A powered opening and closing system includes a door supported on a vehicle body, a motor, a drive mechanism for moving the door in opening and closing directions by virtue of power of the motor, an operation detecting sensor for detecting a handle operation when-the door is operated to open or close, and a control circuit for prohibiting the operation of the drive mechanism when a predetermined operation prohibiting condition is detected. The drive mechanism brakes the movement of the door by putting the clutch in an engaged state while the motor is kept stopped. While the predetermined operation prohibiting condition is detected, the control circuit controls the clutch to be engaged while keeping the motor stopped when an opening of the door is detected, and controls the clutch to be disengaged when an operation of the handle is detected by the operation detection sensor.

Abstract: The invention relates to a vehicle door comprising a braking function before a detected obstacle (3) and for damping the final position, which decelerates the movement of the vehicle door (2) by applying a braking torque, wherein an evaluation and control unit (7) determines the braking torque by evaluating an instantaneous door movement, which is sensed by a sensor system (6), or a sensed obstacle and actuates the damper (5) correspondingly.

Abstract: A method and apparatus are disclosed for positioning a motor actuated vehicle accessory. A vehicle window having a touch receptive field is used to detect touch events of a touch command applied by a vehicle occupant. A control unit, which is coupled to the touch receptive field and the motor actuated vehicle accessory, operates to position the motor actuated vehicle accessory in accordance with the touch command applied by the vehicle occupant. Exemplary embodiments are presented where the principles of the invention are applied to the positioning of a power window, a power mirror, and a power sunroof window of a vehicle.

Abstract: A hood lift mechanism for reversibly increasing the energy absorption capability at appropriate force levels of a vehicle hood includes a vehicle hood; an active material in operative communication with the vehicle hood, wherein the active material comprises a shape memory alloy, a ferromagnetic shape memory alloy, a shape memory polymer, a magnetorheological fluid, an electroactive polymer, a magnetorheological elastomer, an electrorheological fluid, a piezoelectric material, an ionic polymer metal composite, or combinations comprising at least one of the foregoing active materials; and an activation device in operative communication with the active material, wherein the activation device is operable to selectively apply an activation signal to the active material and effect a reversible change in a property of the active material, wherein the reversible change results in an increased clearance distance between the vehicle hood and an underlying component.

Abstract: A hydraulic system has a hydraulic actuator for moving a door leaf of a door installation between open and closed positions thereof. A reservoir has a volume for containing a hydraulic fluid. A fluid circuit provides fluid communication between the hydraulic actuator and the reservoir. The system also has a pump for pumping hydraulic fluid from the reservoir into the fluid circuit to operate the actuator. A fluid circuit flushing system of the hydraulic system operates to flush a volume of hydraulic fluid from the fluid circuit back to the reservoir without moving any door leaves of the door installation. The hydraulic system may be part of a mine door installation installed in a mine passageway and having at least one door leaf. The hydraulic actuator is connected to the door leaf for driving movement of the door leaf between its open and closed positions.

Abstract: Systems and methods are described for controlling a breakaway feature in a sliding door. The sliding door can be mounted in a doorway on a door hanger. The door is typically attached at one end using a hinge mechanism and maintained in planar alignment with the doorframe by a controllable mechanism such as an electromagnetic shear lock. An activation switch, such as a push-bar switch, initiates a delayed egress sequence that disengages the shear lock by controlling an energizing current in a magnet. When the shear lock is disengaged, the door can swing on the hinged mechanism. The delayed egress sequence can include one or more delays prior to disengaging the shear lock. Override signals can inhibit or force disengagement of the shear lock.

Abstract: An active break release device driven by a second motor and externally attached to the door controller, which is used for the triggering of automatic brake releasing to close the safety door in unexpected electricity failure condition, in which the door controller have a housing for receiving a first motor, the driving torque of which is transferred through a rotary shaft to a reel for winding the door; a braking device is provided at the outside of said rotary shaft, which includes a braking portion normally located at a brake activating position, and located at a brake releasing position when the first motor is energized, characterized in that the active break release device comprises: at least a brake releasing rod, one end of which activates the braking portion to release braking by leverage action force, while the other end of which extending to the outside of the door controller; at least a second motor, provided externally at the door controller and moved together with the other end of the brake releas

Abstract: The present invention comprises a method for operating a door drive which includes at least one high-speed mode and at least one normal-speed mode, with the following steps: determining a load-dependent operating parameter of the door drive and changing from the high-speed mode into the normal-speed mode in dependence on the load-dependent operating parameter, in order to prevent an overload of the door drive. The invention likewise comprises a corresponding door drive.

Abstract: A device for controlling a platform door (14) located at the guideway (1) of a vehicle (2) is described. According to the invention, the devive comprises, a sensor unit (17), which is mounted at the guideway (1) and which serves to detect a preselected state of the vehicle (2). An evaluating device (18) connected to the sensor unit (17) permits an opening of the platform door (14) only when the vehicle (2) is in the preselected state.

Abstract: A system and method for coordinating movement of a powered sliding door module and an access ramp for a vehicle. A system control board communicates with a current detector that can detect current on the power wires for the sliding door's motor. The current detector signals the system control board when it detects current and the system control board determines whether the ramp is stowed or deployed. If the ramp is deployed, the system control board stops and reverses the door so that the door remains open. The system control board then stows the ramp and closes the door. If the ramp is stowed, the system control board waits for the current in the door motor to return to zero and then determines if the door is completely open. If the door is not completely open the system control board does nothing. If the door is completely open, the system control board deploys the ramp.

Abstract: An operator for a barrier, such as an upward acting door, includes a control unit having two optical limit switches providing output signals to a controller to effect shut-off of the operator motor when the door reaches open and closed limit positions. The limit switches preferably include LED emitter and phototransistor sensor elements and are preferably mounted on a circuit board in close proximity to a screw member which rotates in timed relation to the position of the door. Linearly movable nut members are mounted on the screw member and include or engage optical shield members which move into positions to provide respective output signals from the optical switches. The door closed optical limit switch may incorporate a pre-limit switch function to override a signal from a door bottom edge obstruction sensor.

Abstract: A method and apparatus for controlling the movement of a vehicle side window. The side window is movable by way of a window lifter, of a side door of a motor vehicle. The side window is automatically moved by the window lifter into a predetermined intermediate position as a function of a movement of the side door, the intermediate position deviating from a completely closed or lowered position of the side window. To prevent rattling noises due to the side window, starting from the completely lowered position of the side window, the side window is raised into the intermediate position at least when closing the side door. In this intermediate position, the side window with its upper window edge is moved in at least some sections into a sealing gap which is situated on a railing of the side door.

Abstract: An access control apparatus has a blocking device (1) that is actuated by an actuator, and an authentication reader (7), upon reading a valid access authorization the blocking device (1) moving into the release position. For detecting a wheel chair (15) and/or pram in the area of the blocking device (1) a sensor (13) is provided, which does not activate the actuator for moving the blocking device (1) from the release position into the blocking position until the wheel chair (15) or pram has left its detection area.

Abstract: The present disclosure relates to a sensor unit for the position determination of a powered door having a position sensor and a transmission stage for the connection of the position sensor to the drive shaft of the door, with the sensor unit having its own housing so that it can be installed independently of the drive unit of the door.

Abstract: A controller reduces an output of the drive motor when a window glass reaches a speed shift position, which is between a fully open position and a fully closed position of the window glass, in a closing operation of the window glass. The controller increases the output of the drive motor based on a position signal, which indicates that the position of the closing member in the closing operation is in a preclosed position located on a fully closed position side of the speed shift position. The preclosed position is located in a pinch-monitoring disabled zone, in which the monitoring of the pinching of the object through the controller is disabled.

Abstract: A method is provided for use with a movable barrier operator that has no user-initiable dedicated learning mode of operation. At least one parameter is monitored that corresponds to force as applied to a movable barrier to selectively cause the movable barrier to move between at least a first position and a second position. An excess force threshold value is automatically changed in response to the monitored at least one parameter to provide an updated excess force threshold value. Both the updated excess force threshold value and the monitored at least one parameter are used to determine when excess force is being applied to the movable barrier via the movable barrier operator. A predetermined action is taken when excess force is being applied to the movable barrier via the movable barrier operator.

Abstract: The invention relates to a door drive for an automatic door having a door panel, a brushless electric motor for generating the drive power and a belt or chain running in the opening and closing direction of the door for transmitting the drive power to the door panel. The door position is affected by a door position controller. An actuation device for controlling and/or regulating the electric motor includes an angle sensor for generating an angular signal proportional to the angle of rotation of the motor and a commutation circuit, for electronically commutating the motor, where the angular signal from the angle sensor is fed. The angular signal is also used as an input variable to the door position controller. The angle sensor is, in particular, an absolute value angle sensor working on a magnetic principle and designed for the unambiguous sensing of one complete revolution of the electric motor.

Abstract: The invention is a sliding door assembly operable move a vehicle door between an open and a closed position. The assembly includes a motor, reversibly operable to move the door towards one of the open and the closed position. A handle is mounted to the door and a handle sensor is provided, operable to detect the grasping of the handle. When the handle is grasped, a controller activates the motor to move the door when the handle sensor is triggered. Moving the door using the handle by at least a predetermined distance causes the controller to deactivate the motor, allowing manual movement of the door.

Abstract: A door signaling system can warn a forklift driver on one side of a closed door that a pedestrian may be on the other side, thereby averting a collision between the forklift and the pedestrian. In some embodiments, the signaling system includes an elongate light prominently disposed along a perimeter of the doorway. In response to the pedestrian being at the door or in response to some other predetermined door-related event, the light warns the forklift driver of the situation or event. In some embodiments, the signaling system warns the driver by sounding a horn on the driver's vehicle or by shining a light upon tile door or against the floor.

Abstract: An apparatus and method for measuring a directional attitude of a driven load in respect to a level plane is employed to adjust initial driving power requirements in order to overcome the effects of such attitude. The apparatus employs a sensor for measuring the attitude, a processor for comparing the measurement against a threshold and a driver for altering the initial driving power requirements. Additional sensors for measuring shock, vibration, and temperature levels that the load is subjected to prior to the movement may be employed for calibration of the directional attitude measuring sensor or for further adjustment of the initial driving power requirements.

Abstract: A device of automated closure, and of locking, comprising a mobile closure or locking element (2), an actuator (3) electrically controllable for the motion of the element, a sensor (4), a programming and control device, the program of which comprises at least a mode of delayed action and a unit of transition to that delayed action mode, wherein, when placed in the delayed action mode, the programming and control device delivers a complete closure instruction only on activation of a sensor.

Abstract: A door opening or closing detecting device and an image forming apparatus including a shaft member which is provided to a housing slidably along one end of a door, and urged to be brought into pressure contact with a pressing member through a pressure contact member, the shaft member being slid by the pressing member which moves with opening/closing of the door. The opening/closing of the door is detected by a detecting portion according to sliding of the shaft member, and a power supply is interrupted by a switch portion. The door opening or closing detecting apparatus and the image forming apparatus are capable of reliably detecting the opening/closing of the door and appropriately interrupting the power supply while achieving space saving and reduction in size of the apparatus.