Abstract: A method for controlling a power slide door having an operable window for a vehicle for preventing an entrapment between the power slide door and a vehicle body by limiting a slidable range of the power slide door by portion of a stopper, which the stopper functions in a condition where the window is opened more than or equal to a certain range, the method comprising steps of judging if the entrapment is generated within a predetermined range in which the power slide door can be stopped by portion of the stopper in a condition where the entrapment with a foreign object is generated during an opening operation of the power slide door, performing a reverse operation of the power slide door in a closing direction by a certain distance in a condition where the entrapment is generated within the predetermined range, and stopping the power slide door.

Abstract: An opening and closing device includes an electrically conductive fixed body, a movable body, a drive motor, a speed control device, a detection assembly, and a determining device. The electrically conductive fixed body defines an opening portion therein. The movable body is displaceable between a full closed position and a full open position. The drive motor drives the movable body to open and close the opening portion of the fixed body. The detection assembly includes a sensor electrode. The determining device computes, as a detection value, a change amount of the capacitance at the sensor electrode per a predetermined constant measuring time based on the change of the capacitance detected by the sensor electrode. The determining device compares the detection value with a constant threshold value, and determines whether the object exists between the movable body and the periphery of the opening portion based on the comparison result.

Abstract: An opening-and-closing member drive control apparatus for a vehicle for driving the opening-and-closing member so as to be opened or closed by means of a driving force of a motor after an idling period or an idling section of the motor includes a moving speed detecting member, calculating means for calculating a moving speed changing value, a determining means for determining a sandwiching of an object on the basis of a relationship between the calculated moving speed changing value and a threshold value, a temperature estimating means for estimating a temperature of the motor on the basis of a rotational speed of the motor, detected in the idling period or the idling section, and correcting means for correcting the threshold value so that a determination sensitivity of the sandwiching of the object becomes greater when the estimated temperature of the motor is low than when the estimated temperature of the motor is high.

Abstract: A garage door control system for a garage door that is adapted to be lifted by a garage door opener. The system has a motion sensor or electric eye sensor located at least in part proximate the garage door, for sensing an object located on top of a vehicle approaching the garage and projecting higher than is safe to enter the garage, and a cutoff switch that at least temporarily prevents the garage door opener from opening the garage door when the sensor senses an object located on top of a vehicle approaching the garage and projecting higher than is safe to enter the garage.

Abstract: A method of controlling an operation of an induction actuated container cover includes the steps of (a) normally retaining a cover panel of the container cover in a closed position; (b) detecting a target movement of a user by a sensor; (c) generating a first actuating signal to an actuation unit when the sensor detects the target movement of the user; (d) generating an actuation output from the actuation unit to the cover panel of the container cover, wherein the actuation output contains a decelerating and torque enhancing force which moves the cover panel of the container cover at an opened position; (e) pivotally actuating the cover panel of the container cover at the opened position via the actuation output to expose a storage cavity, and (f) generating a second actuating signal to pivotally actuate the cover panel of the container cover back to the closed position.

Abstract: Embodiments of the invention provide a control system for a garage door. The control system can include a motor, a pulley, a synchronous drive member, a carriage, and an operator. The pulley can be coupled to and driven by the motor. The synchronous drive member can be coupled to the pulley and driven by the pulley. The carriage can be coupled to the synchronous drive member and to a bottom edge of a garage door. The operator can be coupled to the motor and can control the motor. The operator can be mounted vertically adjacent to the garage door when the garage door is in a closed position.

Abstract: The invention relates to a drive mechanism for a down draft vent system (8) comprising a retractable down draft vent screen (10) which can be moved between an extended and a retracted position by means of a drive motor (3). The drive mechanism (1) is characterized in that the drive motor (3) is a synchronous motor with a reversing circuit (31, 32, 7) for load-dependent reversal of the driving direction. The present invention can thus provide a safety function against jamming of objects since the drive motor (3) reverses automatically when the load is fairly large.

Abstract: An opening and closing member control system includes a rotation sensing device, which outputs a pulse signal synchronously to a movement of a window glass, and a controller, which senses pinching of an object by an opening and closing member based on the pulse signal. The controller has leaning stored data ??m based on the pulse signal. The controller computes a rotational speed difference ?? at a current position of the window glass based on the pulse signal while the window glass is driven in a closing direction. The controller computes a difference between the rotational speed difference ?? and leaning stored data ??m in such a manner that the controller determines whether the pinching of the object based on a comparison between the difference and a pinching determining threshold value ?.

Abstract: A movable barrier operator having a motor controller (10) and motor (11) that control selective movement of a movable barrier (12) also has an obstacle detector (14) that utilizes an automatically determined excess force threshold value to permit reliable detection of an obstacle under a wide variety of operational circumstances, including changing physical circumstances, aging components, temperature variations, and motor runtime. In a preferred embodiment, a characteristic force value for the system is frequently updated as a function of actual measured force requirements (and further compensated, pursuant to various embodiments, with respect to other conditions such as temperature and motor runtime). This characteristic force value is then utilized to determine the excess force threshold value.

Abstract: A sliding door safety device for heavy construction equipment is provided, which includes an outer side wall having a doorway formed thereon, an upper rail and a lower rail formed on an upper part and a lower part of the outer side wall, respectively, a sliding door sliding to move to a front or rear side of a cab by an upper roller and a lower roller engaged with the upper rail and the lower rail, respectively, to open or close the doorway, and first and second door position sensing switches mounted on one side of the outer side wall to sense a door position when the door is in its open position where the door is fully opened or in its closed position where the door is fully closed.

Abstract: A control device for an electrically driven door is provided that can enhance the sensitivity of detection of a door pinch state and that can prevent a passenger from being pressed when the door pinch state occurs. The control device includes a driving force instruction value producing unit that outputs a driving force instruction value of the electrically driven door, a state observing unit that estimates a mechanical resistant force to a door driving system, a reference model that determines a dynamic characteristic of the electrically driven door to the mechanical resistant force estimated by the state observing unit, a gain compensator that computes a control compensation value that makes an output of the reference model coincide with an actual speed of the electrically driven door; and an adder that adds the control compensation value computed by the gain compensator to the driving force instruction value outputted by the driving force instruction value producing unit.

Abstract: The invention specifies an anti-trapping device (26), comprising a motor (M) for driving a pivotable actuating element (6) of a motor vehicle (2), a sensor (8) for contactlessly identifying an obstacle in the way of the actuating element (6) with an electrode (14), which has a plurality of segments (12), for producing an external electrical field with respect to a mating electrode (15) and a control unit (20). The electrode (14) extends in a radial direction (R) with respect to the pivotable actuating element (6) and is split in the radial direction (R) into the plurality of segments (12), which can each be evaluated separately for the purpose of generating an interference signal. The control unit (20) is designed to drive the motor (M) as a function of an interference signal from one of the segments (12). Such an anti-trapping device (26) has particularly high flexibility when driving the pivotable actuating element (6) if an obstacle in the way of the pivotable actuating element (6) has been detected.

Abstract: An anti-pinch assembly is used for a closure panel movable between open and closed positions on a motor vehicle. A controller operably connected to the closure panel controls operation thereof. A position sensor connected to the controller indicates the position of the closure panel between the open and closed positions. A capacitive sensor mounted on the vehicle and connected to the controller provides an output signal to the controller indicative of the presence of a foreign object in the path of the closure panel. The controller varies the function of the capacitive sensor through a plurality of threshold levels as a function of the position of the closure panel as indicated by the position indicator. In a critical zone of travel with the closure panel nearing the closed position, the capacitive sensor can be utilized in either a contact mode or a non-contact mode or a combination of both.

Abstract: A safety device for a power window is achieved, which considers variation in capacitance during raising of a window glass, and considers variation in capacitance due to a use situation so as to reduce a possibility of false operation.

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 to a door comprising a frame and an apron (4) which can be moved by drive means between a closed position and an open position. The apron comprises obstacle-detection means which are connected by a cable (20) to a device for controlling the drive means. A first end (21) of the cable is associated with the. apron, while the second end (22) thereof is associated with the frame. The first and/or second end(s) of the cable comprise(s) a connector (19,23) which is mounted to an area of the apron or the frame such that it can rotate around an axis (26, 34) that is perpendicular to said area and which can be separated into two reconnectable parts by means of pulling. In this way, it is possible to detect one end of the cable associated with the apron or the frame.

Abstract: Disclosed is an improved system and method for sensing both hard and soft obstructions for a movable panel such as a sunroof. A dual detection scheme is employing that includes an optical sensing as the primary means and electronic sensing of motor current as a secondary means. The secondary means utilizes system empirical precharacterization, fast processing algorithms, motor parameter monitoring including both current sensing and sensorless electronic motor current commutation pulse sensing, and controller memory, to adaptively modify electronic obstacle detection thresholds in real time without the use of templates and cycle averaging techniques.

Abstract: The open/close body drive device is capable of restarting a brushless motor, without using magnetic pole sensors, so as to securely drive an open/close body in an arbitrary direction when any of the magnetic pole sensors has failed. When a CPU (1) detects an abnormal logic as a detection pattern of the magnetic pole sensors (9), the CPU (1) determines that the sensor has failed and temporarily stops drive of a DC brushless motor (5), and a motor drive unit (4) generates a phase switching signal to prolong one of electric connection patterns for performing sensorless drive when restarting the DC brushless motor (5).

Abstract: The present disclosure relates to a method of monitoring a door gap to determine whether a proper final closed position of doors exists after a closing of doors of rail vehicles, or other vehicles or elevators. The vehicles or elevators have at least one door leaf which is equipped on its main closing edge with an elastically deformable or elastically mounted profile. The position and/or shape of the profile is detected by electric, pneumatic, optical, inductive, capacitive or magnetic sensors or a combination of such sensors in connection with an electronic monitoring system which analyzes the signals of the sensors and, if applicable, determines the existence of the door gap. The method steps include closing the doors, activating the electronic monitoring system after the closing of the doors; monitoring the door gap and determining a final closed position of the doors by the electronic monitoring system.

Abstract: A barrier operating system having a diagnostic performance feature includes a motorized barrier movable between limit positions and a counterbalance system coupled to the barrier. A disconnect mechanism may be interposed between the motor and the counterbalance system so that the barrier can be moved manually without assistance from the motor. A position detection device is coupled to either the barrier or the counterbalance system and generates a barrier position signal. One of the motor and the position detection device generates operational parameter values for the barrier moving in either direction. A controller receives the operational parameter values and the barrier position signal, and as the barrier is manually moved, the controller compares operational parameter values for each direction of movement at a given position and generates a diagnostic signal based upon the comparison.

Abstract: In an electrically powered door actuating system of a motor vehicle with a slide door, there is employed a control unit for controlling a door actuating device of the slide door.

Abstract: Anti-pinching means for vehicles with at least two sensor arrangements (16, 16n, 17, 17n) for detecting the danger of pinching by at least one vehicle part (10, 10a, 10b) which can be moved by a driving means (12, 13, 14, 14a, 14b), and for delivery of pinching danger signals to an evaluation means (18) which is assigned jointly to the two sensor arrangements. The evaluation device (18) is designed such that it switches the driving means into an operating mode which prevents pinching via a drive control (15) when the pinching danger signals of the two sensor arrangements differ by a predetermined minimum value from one another.

Abstract: An operator system for moving a barrier between limit positions, includes an operator motor assembly mounted to the barrier, wherein the motor assembly is movable between an operating position and a locking position with the motor assembly blocking movement of the barrier. A bias assembly allows the motor assembly to move toward the locking position when either a predetermined force overcomes a biasing force, or when the barrier is moved to a closed position or when forced entry is imposed on the barrier. A modified blocker tab having a plurality of projections, and which is part of the motor assembly, allows the speed/angular position of the rotation of the motor assembly to be monitored with increased resolution.

Abstract: Methods and apparatus for reversing a drive motor for a barrier movement operator are disclosed. The operator senses the nature of a request for reversal and based on the nature of the sensed request performs one of a plurality of processes to reverse the motor.

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 stopper structure of a window pane includes a pane holder attached to a lower portion of the window pane a guide rail along which the pane holder is movable, and a stopper block attached to the guide rail. The stopper block is configured to interfere with the pane holder to limit a range of motion of the pane holder along the guide rail. The stopper block may include a main part and a protrusion, protruding from the main part. The protrusion may be riveted into a hole in the guide rail, and the main part may interfere with the pane holder.

Abstract: A controller controls, based upon a manual operation signal from a first operating means and the automatic operation signal from a second operating means, a driving of a driving power source for generating a driving force for an opening/closing operation of a vehicle door. The controller switches control for driving the driving power source. An automatic operation mode is selected when the automatic operation signal is inputted to the controller, in which the driving power source is driven to output a predetermined first driving output value. A manual operation mode is selected when the manual operation signal is inputted to the controller in which the driving power source is driven to output a second driving output value which is higher than the first driving output value.

Abstract: The present invention relates to a motor-operated component, in particular in or for a motor vehicle, which comprises at least in regions a material which is permeable to an electric field, and which comprises a sensor-controlled anti-trapping apparatus which contains at least one electrically conductive first sensor electrode which is arranged in the interior of the component in a region which comprises the material which is permeable to electric fields, and which is inaccessible from outside the component.

Abstract: The present invention relates to a door having a door leaf which has a closing edge and which can be moved within a travel path by means of a drive, having a connection for an external light barrier which can be arranged in the travel path of the door to detect any objects or body parts present there and having a control for the reversal of the door movement when preset shut-off forces are reached, wherein a first set of shut-off forces is associated with the control when a light barrier is connected and activated; and wherein a second set of shut-off forces is associated with the control when the light barrier is deactivated

Abstract: The invention relates to an automated closing system usable for passages or openings closed by a mobile structure, of the type comprising motor means, acting on said mobile structure, and means for limiting said motor, suitable to deactivate or modify the motion of said motor means in correspondence of the overcoming of a preset threshold value, wherein the system comprises means for temporarily deactivating said means for limiting the motor means, in order to allow, receiving a command, the movement of said mobile structure also in conditions of overcoming of said,threshold value.

Abstract: The object of the invention is a drive system for a motor vehicle door (1), in particular a sliding door (1). This comprises a drive motor (4) and a connected drive means (6, 7, 8, 9) for moving the motor vehicle door (1) along an opening/closing path (R). According to the invention, a gear (5) or generally a torque converter is provided between the drive motor (4) and the drive means (6, 7, 8, 9), said gear or torque converter acting with different torques on the drive means (6, 7, 8, 9) depending on a respective load and/or signal.

Abstract: Systems and methods are provided for preventing a door from contacting an obstacle. One system includes a camera, a sensor, and a controller. The camera and the sensor are each configured to detect if the obstacle is within a path of the door. Another system includes an ultrasonic sensor, a near field sensor, and a controller. The ultrasonic sensor and the near field sensor are each configured to detect if the obstacle is within a path of the door. The controller in each system is configured to disable the door if the obstacle is detected within the path. One method includes the steps of visually or non-visually detecting if an obstacle is within an opening/closing path of a door when the obstacle is within or outside a camera field of view, respectively, and disabling the door if the obstacle is detected.

Abstract: An improved apparatus and method for operating an auxiliary door is provided. Preferably, a remote signal, such as a radio signal, is used to initiate the opening of the door by a battery powered cable-retracting device or the like. The device is generally mounted on the wall adjacent to the door, but could also be mounted on the door. A cantilever extends out from the wall and door at the door hinge. A cable operated by a motor and pulley in the device is attached to the door such that when the motor is energized the door is opened to the cantilever overcoming the closing force for the door. This force is normally provided by a spring, hydraulic, pneumatic, or other known door closing device. Controls are provided to stop the opening motion if an obstacle blocks the door.

Abstract: A method and system for determining a full open position of a closure member of a motor vehicle that articulates between an open position and a closed position includes a left pinch sensor coupled to the left side of the closure member for sensing a pinch condition on the left side of the closure member and generating a corresponding pinch signal. A right pinch sensor is coupled to the right side of the closure member for sensing a pinch condition on the right side of the closure member and generating a corresponding pinch signal. Left and right gas springs are coupled respectively to the left and right sides of the closure member for assisting in articulating the closure member and each of the gas struts has an extension at an end thereof for compressing their corresponding pinch sensor when the closure member is at its full open position.

Abstract: A system includes a controller and a sensor. The controller transmits a panel control signal to a motor for the motor to move a movable panel of a vehicle along a path between opened and closed positions while the motor receives power from a power source. The motor receives power from the power source upon receiving the panel control signal. The sensor detects objects in the path without monitoring the motor. The sensor generates an object signal indicative of an object being detected in the path of the panel. When the panel is moving in a closing direction, the controller transmits a panel control signal to the motor to reverse movement of the panel to an opening direction upon receiving the object signal in order to prevent the panel from entrapping an object. The controller communicates with vehicle modules over an in-vehicle local area network (LAN).

Abstract: A sliding door safety gate attaches to the sliding door, using the sliding door clamps 50, while enabling the user to enter and exit freely while using it. This safety gate detours small children, pets, or like from exiting the sliding door. The back 10 and front 20 panels are used to enable the user to adjust the width of the safety gate. The safety gates stationary vertical gate support 30 is used to secure the gate to the sliding door, while the height adjustment pin allows the user to adjust the height of the gate according to the track height of the users sliding door. The hinges 40 allow the user to swing open or close the panels easily and the connecting slidable clamps 60 allow the user to extend or retract the safety gate according to width of the sliding door. The safety gate locking mechanism 70 is located on the top of the back panel 10 which allows the user to secure the safety gate in place when in use.

Abstract: 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 guide (33, 34) from a light source (1, 2), and variations in the received light are detected by means of at least one receiver (Ea, Eb), the fiber-optic light guide being arranged at least partially along the edge of the opening (11). A first fiber-optic light guide sends light transversally to the length thereof, said light being then received by a second fiber-optic light guide transversally to the length thereof. The second fiber-optic light guide (34) is connected to the receiver (Eb). The fiber-optic light guides are arranged on the edge of the opening (11) in such a way that a light field (F) at least partially bridging the opening is produced.

Abstract: A safety edge element made of flexible material includes a flat electric conductor, a rounded electric conductor as well as a first portion and a second portion. The first portion includes a base for the connection to a door or gate, a top with a seat to receive the flat electric conductor and two lateral sides to flexibly connect the base with the top. The base, top and lateral sides define a chamber. The second portion has a top and two lateral sides for the engagement with the top of the first portion and a seat arranged in the top of the second portion to receive the rounded electric conductor so that the rounded electric conductor is spaced from the flat electric conductor when the safety edge element is at rest and so that the rounded electric conductor is brought into contact with the flat conductor when the safety edge element experiences forces in orthogonal and inclined directions with respect to the base of the first portion.

Abstract: A control device for opening/closing member capable of accurately detecting entrapment even if a movement speed of the opening/closing member fluctuates due to various factors is easily realized. In the control device for opening/closing member of calculating a variation in a rotation speed based on a present value and a past value of a motor rotation speed, judging entrapment of foreign object based on the comparison result of the relevant variation and a predetermined threshold value, and controlling so as to open the window when judged that the foreign object is entrapped, where an earlier past value is selected for the past value of the rotation speed when detecting that the window glass has moved in a closing direction by a predetermined distance L, and the variation in the rotation speed is calculated using such past value and the present value.

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: 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: An automated garage door closing device for a remote controlled overhead garage door wherein the device is mounted on one of a pair of parallel tracks receiving rollers suitably mounted on the outer edges of the door panels, the device including a switch housing containing a switch for the leading edge of the door, and a circuit located in a second housing adjacent the garage floor and including an interval timer acting to close the door after a predetermined period of time, an audible alarm which is activated upon the garage door reaching the fully open position, a switch deactivating the entire unit when the garage door is deliberately to be left in the fully open position, and a flexible switch arm extending through the switch housing to a position to engage the upper edge of the garage door panel and acts to activate the automated closing device.

Abstract: A movable body control apparatus includes: a contact detector configured to detect a contact between a movable body and an object, the contact detector outputting a signal when detecting the contact therebetween; object-removable judging portion inputted with the signal and configured to distinguish the contact of the object against the movable body from a removable of the object from the movable body, and to judge the removable of the object, the distinction and judgment being implemented based upon a characteristic of variations in the signal outputted from the contact detector; and movement-controlling portion for automatically moving the movable body in the same direction as a direction in which the movable body is moving when the object-removable judging portion judges the removable of the object while the movable body is moving.

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: A bi-directional sensing edge includes a mounting member for securing the sensing edge to a leading member of a gate. An elongate outer sheath has at least first and second portions each respectively corresponding to first and second sides of the leading member. An interior surface of the sheath is spaced from an outer surface of the mounting member to thereby define a second area. A first switch is complementarily positioned within the second area and corresponds to the first portion of the sheath for actuation of the first switch upon application of pressure on an exterior surface of the sheath substantially anywhere along the first portion. A second switch is complementarily positioned within the second area and corresponds to the second portion of the sheath for actuation of the second switch upon application of pressure on the exterior surface of the sheath substantially anywhere along the second portion.

Abstract: An assembly for moving a barrier from one of a closed position and an opened position to the other of the closed position and the opened position. The assembly includes a motor to supply one of a first power and a second power to the barrier. The assembly also includes a controller to control the motor to supply the first power to move the barrier towards the closed position from the opened position. The controller also controls the motor to supply the first power to the barrier to move towards the opened position from the closed position, and to supply the second power intermittently after the barrier has started moving towards the opened position and before arriving at the opened position.

Abstract: A barrier movement operator controls the movement of a moveable barrier. The barrier movement operator includes a movable utility light. A head unit is communication with the movable utility light to command the moveable barrier to perform moveable barrier functions. The head unit provides power to the movable utility light in response to performance of the moveable barrier functions and also in response to movement of the movable utility light from a first position disposed at the head unit.

Abstract: A recording of a macro is initiated. A first of a plurality of actions performable by the moveable barrier operator is selected and the first action is associated with the macro. At least a second of the plurality of actions available is selected at the moveable barrier operator and the second action is associated with the macro. A functional sequence of the first and second actions is recorded. The functional sequence specifies the order of performance of the first and second action. The recording of the macro is terminated. Subsequent to the terminating, actions recorded by the macro are performed at the moveable barrier operator in accordance with the functional sequence.

Abstract: A motor control apparatus includes a detection device for detecting a rotation speed of a motor, a storing section for successively storing the rotation speed detected by the detection device, a calculation device for calculating a variation amount of the rotation speed from current rotation speed which is output from the detection device and from past rotation speed stored in the storing section, a determining device for determining whether there is rotation abnormality of the motor based on a result of comparison between the variation amount calculated by the calculation device and a preset threshold value, and a control device for controlling the motor in accordance with a result of determination of the determining device. The calculation device calculates the variation amount from a sum of the current rotation speed and a rotation speed detected before predetermined times thereof, and a sum of the past rotation speed and a rotation speed detected before predetermined times thereof.

Abstract: A first area (16) for detecting an object is formed by a radio wave or an ultrasonic wave, and a second area (18) for detecting an object by means of light is formed near the first area (16). When an object is detected in the first area (16) approaching the second area (18), the second area (18) is enabled. When an object is detected in the first area (16) moving in the direction away from the second area (18), the second area (18) is disabled.