Abstract: Presented is a roller shade system that includes a roller shade drive unit that includes a shade motor and a motor crown that includes one or more grooves. The system further includes a roller shade tube, and a motor crown adapter. The motor crown adapter includes a flange and a cylindrical portion that includes one or more tabs. The cylindrical portion is disposed inside, and coupled to, the roller shade tube. The flange and cylindrical portion together define an opening for receiving the shade motor therethrough. The one or more tabs are configured for engaging the one or more grooves to releaseably couple the motor crown adapter to the motor crown.

Abstract: The present invention advantageously provides a motorized roller shade that includes a shade tube, a motor/controller unit and a power supply unit. The motor/controller unit is disposed within the shade tube, and includes a bearing, rotatably coupled to a support shaft, and a DC gear motor. The output shaft of the DC gear motor is coupled to the support shaft such that the output shaft and the support shaft do not rotate when the support shaft is attached to the mounting bracket.

Abstract: An at least partially secure communication environment is provided in which accessory devices can be communicated with and controlled in the context of a movable barrier operator system. In one example approach, a gateway device can be configured to coordinate and control such communications in a secure manner. Three example approaches to such a communication environment include: a gateway device's receiving an accessory device control signal and sending a rolling code based accessory command signal to a target accessory device; receiving a rolling code based accessory device control signal and sending a command signal to an accessory device; and receiving a rolling code based accessory device control signal and sending a rolling code based accessory command signal to a target accessory device. Combinations are possible. An integrated system provides for automatic functioning of one device in response to status changes of one or more other devices.

Abstract: Presented is a roller shade motor system that includes a motor with an end portion, a latch assembly disposed on the end portion, and a bracket. The latch assembly includes an alignment member and at least one moveable clip. The bracket includes a clip contact surface and defines an alignment member opening dimensioned and arranged for receiving the alignment member. The moveable clip is retracted into the alignment member during insertion of the alignment member into the alignment member opening and is extended out of the alignment member and contacts the clip contact surface after insertion and couples the motor to the bracket.

Abstract: In a door operator having a driving end and a weight carrying end, an electric motor mechanism, a first electromagnetic clutch mechanism, a combination pull-chain disc and brake, a second electromagnetic clutch mechanism are disposed in sequence between the driving end and the weight carrying end, the mechanisms being connected by rotating shafts and a hollow shaft, in which when the electric motor mechanism is electrically powered, the first electromagnetic clutch mechanism moves the hollow shaft to separate from a brake device, and the second electromagnetic clutch mechanism connects the driving end to the weight carrying end; and when the electric motor mechanism is not electrically powered, the first electromagnetic clutch mechanism connects the hollow shaft to the brake device, and the second electromagnetic clutch mechanism separates the driving end from the weight carrying end.

Abstract: A motorized window treatment system may include a roller tube, a covering material windingly attached to the roller tube, and a drive assembly that may be at least partially disposed within the roller tube. The drive assembly may include a motor having a drive shaft that is elongate along a longitudinal direction and a drive gear attached to the drive shaft such that a toothed portion of the drive gear is cantilevered with respect to the drive shaft. The drive assembly may include a gear assembly having a pair of intermediate gears on opposed sides of the drive gear. Rotation of the drive gear may be transferred through the pair of intermediate gears, a connecting gear, a planetary gear set, a cage, and an idler to the roller tube. Rotation of the roller tube may cause the covering material to move between an open position and a closed position.

Abstract: A motorized roller shade includes a shade tube, including an outer surface upon which a shade is attached, an inner surface defining an inner cavity and two end portions, a motor/controller unit, disposed within the shade tube inner cavity and mechanically coupled to the shade tube inner surface, including a support shaft configured to attach to a mounting bracket, and a DC motor having an output shaft coupled to the support shaft such that the output shaft and the support shaft do not rotate when the support shaft is attached to the mounting bracket. A wireless receiver is coupled to the motor/controller unit to receive wireless signals and an antenna is arranged on or in at least one of the two end portions.

Abstract: A architectural covering, such as a shutter, blind or shade, comprising a control unit for controlling a motor so as to adjust the position of the architectural covering, wherein the control unit includes a housing and a circuit means, which is provided with switching means which upon actuation allow for the setting of at least one position of the architectural covering in the circuit means. The housing includes a tool receiving section for releasable engagement with a tool for actuating the switching means.

Abstract: A motorized shading system may include a housing, a roller tube, a sheer shade material, and a bottom bar. The shading system may be configured such that opposed ends of the roller tube are adjustable relative to the housing. The shading system may include first and second sliding members that couple opposed ends of the roller tube to the housing and that are configured to translate along first and second rails defined by the housing. The bottom bar may define a cross-sectional profile such that when the shade material is in a closed position, a first lower most edge of the bottom bar is spaced from the roller tube by a first distance, and when the shade material is in a view position, a second lower most edge of the bottom bar is spaced from the roller tube by a second distance that is substantially equal to the first distance.

Abstract: An architectural covering having a drive mechanism for extending and retracting a covering member between opposite first and second end positions. The drive mechanism includes an electric motor unit having a stationary end and a rotating end for rotating a winding core, such as a roller blind shaft, for receiving wound layers of a flexible element, such as a sheet of flexible material thereon. The drive mechanism further includes a motor head, separate from the electric motor unit, providing external electrical control for the motor unit via an electrical interface. A printed circuit board accommodated in the motor head may include at least one of end position limit switches, a switch for setting the first and second end positions, electronic communication means, or a remote control receiver. The electrical interface may include an electrical connector plug, an electrical socket, and/or an electrical cable.

Abstract: Presented is a roller shade system that includes a roller shade drive unit that includes a shade motor and a motor crown that includes one or more grooves. The system further includes a roller shade tube, and a motor crown adapter. The motor crown adapter includes a flange and a cylindrical portion that includes one or more tabs. The cylindrical portion is disposed inside, and coupled to, the roller shade tube. The flange and cylindrical portion together define an opening for receiving the shade motor therethrough. The one or more tabs are configured for engaging the one or more grooves to releaseably couple the motor crown adapter to the motor crown.

Abstract: An improved Air Traffic Control Tower cab window shade system is presented, utilizing a faster motor than in prior art ATCT applications. The present invention's motor operates at 80 rpm and raises the shade material at 9.62 inches per second on a 2.3-inch diameter roller tube. This allows an average 8 foot high shade to fully raise in 10 seconds. The shade is half raised in about 5 seconds. The improved speed is due to a system of rollers attached to an expanding hembar at the bottom end of the shade, providing constant tension to the shade and permitting the shade to be retracted safely at higher speed without risking scratching the cab window glass.

Abstract: A roller tube comprising a tube body which defines on its outwardly facing surface one or more blind substrate or shutter substrate receiving portions, wherein the tube body includes a plurality of sound damping elements located circumferentially around its inwardly facing surface, the sound damping elements extending longitudinally along at least part of the length of the tube body and defining a plurality of sound channels inside the tube

Abstract: In a window covering system with a shade roll, a counterbalanced motorized shade roll system includes a shade roll with a hollow interior connected with a window covering system. A motor is located within the hollow interior. A torsion spring is also located within the hollow interior of the shade roll and the torsion spring is connected with the motor on one end and with the hollow interior on another end. Batteries are also located within the hollow interior of the shade roll opposite from the motor and after the connection of the torsion spring with the hollow interior of the shade roll such that the torsion spring does not surround the batteries.

Abstract: A spring assist module for window covering includes a stationary member, at least one torsion spring, and at least one rotatable member. The stationary member may be connectable to an operating member of the window covering. The at least one rotatable member may be keyable to a driven part of the window covering, such that rotation of the driven part rotates the at least one rotatable member. The at least one torsion spring may include a first end operatively coupled to the stationary member and a second end operatively coupled to the at least one rotatable member. The spring assist module may be pre-assembled as a self-contained unit.

Abstract: The present invention relates to a network roller shutter system which can provide multi functions. The network roller shutter system has a constant current power supply (2) and one or a series of roller shutter controllers (3). The roller shutter controller includes a battery (33), the battery power is available in case of commercial AC power failure when emergency situations. The constant current power supply provides DC power to the batteries of all roller shutter controllers. The emergency switch (100) is connected between signal line and earth of power line to shut down all stutters simultaneously in emergency situations. The modem (35) is transmitting signals to all the roller shutter controllers. The microprocessor (31) monitors the voltage level of the constant current power supply and the battery (33) level.

Abstract: A rolling door having a door leaf and guides arranged on both sides, each of which includes a vertical portion and a spiral portion, wherein the door leaf is received in the spiral portions in the form of non-contacting winding layers when the rolling door is in the opened condition. A drive mechanism for operating the rolling door has a motor, a drive shaft and drive organs. The drive organs are arranged on both sides of the door leaf and the drive shaft establishes a driving connection between the drive organs. In one embodiment, the drive shaft is arranged in the central area of the spiral portions of the guides of both sides and extends from one side of the door to the other. Hereby a rolling door is obtained whose structural height in the area of the door lintel is reduced while maintaining a small installation depth.

Abstract: An electrostatically controllable optical device is provided, comprising:—a transmissive substrate (101);—a transmissive electrode (102) arranged on a surface of said substrate;—a transmissive dielectric layer (103) arranged on said electrode; and—a flexible roll-up blind (104) attached to said dielectric layer, said flexible roll-up blind comprising a flexible electrode (106) and a flexible optically functional layer (105) provided on said flexible electrode, said flexible roll-up blind having naturally a rolled configuration and being capable of unrolling in a roll-out direction in response to an electrostatic force.

Abstract: A retractable curtain system including a first curtain region, a motor assembly and a mounting arm assembly. The first curtain region is capable of substantially covering the at least one opening when in an unrolled configuration. The motor assembly operably is attached to the first curtain region for moving the first curtain region between the unrolled configuration and a rolled configuration. The mounting arm assembly includes at least one mounting arm for pivotally mounting the motor assembly with respect to the building.

Abstract: A rollo assembly is provided, comprising a winding shaft defining an axis of rotation and a flexible rollo screen of which a first end is attached to the winding shaft, such that the rollo screen by an appropriate rotation of the winding shaft around its axis of rotation may be wound on or off the winding shaft. Part of the rollo screen wound off from the winding shaft extends along a certain path. The winding shaft is movable in a direction perpendicularly to its axis of rotation in such a manner that the part of the rollo screen wound off from the winding shaft always extends substantially along the same path independently from the amount of rollo screen wound off from the winding shaft.

Abstract: A battery-powered window treatment, such as a roller shade, may include a battery compartment that provides access to batteries while the window treatment is assembled and mounted to a structure. The battery compartment may be pivotally supported by a housing of the window treatment, and operable between opened and closed positions. The batteries may be concealed when the battery compartment is closed, and may be accessible when the battery compartment is open. The battery compartment may be operated opened and closed while a shade of the window treatment is at any position, such that removal of the batteries does not result in the loss of tracking information for the shade. The window treatment may include a fascia that is operably connected to the battery compartment, such that when the battery compartment is opened, the fascia does not obstruct access to the batteries, and does not interfere with the shade.

Abstract: Each screen (1) of a group of screens is configured by a method in which a function is approximated, the function giving the instantaneous axial position (H(t)) of the load bar (2) thereof along an axis (Z) of translation in the form of a function having, as a variable, the instantaneous angular position (y(t)) of a winding device (4). The load bars of the screens are sequentially moved into a plurality of positions in which the load bars are aligned, and then the angular position (y(t)) of the winding device is determined. Next, the coefficients defining the approximation function of each screen are determined. The movement of the load bar of each screen is controlled by an instantaneous angular-position set value (?(t)), which is in turn predetermined from a representative profile using the one-to-one approximation function.

Abstract: A battery-powered motorized window treatment for covering at least a portion of a window may be adjusted into a service position to allow for access to at least one battery that is powering the motorized window treatment. A headrail of the motorized window treatment may be adjusted to the service position to allow for easy replacement of the batteries without unmounting the headrail and without requiring tools. The motorized window treatment may comprise brackets having buttons that may be actuated to release the headrail from a locked position, such that the head rail may be rotated into the service position. The headrail easily rotates through a controlled movement into the service position, such that a user only needs one free hand available to move the motorized window treatment into the service position and change the batteries.

Abstract: To provide a sheet shutter which, when a shutter electrical unit is provided in a support post, prevents the shutter electrical unit from greatly projecting from the support post. The sheet shutter according to the present invention, which includes a sheet case, a support post arranged at each of the left and right end portions of the sheet case, a sheet guide section that is provided at each of left and right inner portions of the support posts to guide the lifting and lowering of the sheet, and a shutter electrical unit is featured in that a storage space which detachably accommodates and supports the shutter electrical unit along the direction of the support post is formed on the left and right outer side of the sheet guide section in the support post.

Abstract: A window shade having a power actuation system. The window shade includes a fixed member; a rotatable member that is rotatable relative to the fixed member; a reversible motor mounted to the fixed member, wherein the reversible motor includes a mechanism for driving the rotatable member such that rotation of the reversible motor in a first direction deploys a shade material and rotation of the reversible motor in a second direction stows the shade material; and a control circuit coupled to a set of motor leads of the reversible motor, wherein the control circuit switches the reversible motor among at least three operational states, including: a hold state in which the motor leads are shorted to resist rotation, a deploy state in which the motor leads are connected to a power source to deploy the shade material, and a stow state in which the motor leads are connected in reverse to the power source to stow the shade material.

Abstract: Methods and apparatus to control an architectural opening covering assembly are disclosed herein. An example method disclosed herein includes determining a position of a covering of an architectural opening covering assembly. The example method further includes determining a speed at which the covering is to move via a motor based on the position and a period of time. The example method also includes operating a motor to move the covering at the speed.

Abstract: A duet power-driven window shade comprises a controlling device to receive an external controlling signal, which is then analyzed, determined and compared with a preset value in a memory unit of the controlling device. A driving signal is output via a processing unit according to a comparing result. A power source then brings convolutions of a first covering sheet and a second covering sheet in sequence or concurrently for increasing the rolling speed and the using convenience and allowing the connecting members connected to the covering sheets to be efficiently rolled up without entanglement so that the duet power-driven window shade is smoothly operated.

Abstract: A motorizable shade system and method consists of a header system where the header system includes an integral header attachment connection. At least one cord spool is provided within the header system and is connected with at least one suspension cord and a shade is suspended from the at least one suspension cord. A motor assembly attachment connection is provided in a motor assembly that is conformed to connect with the integral header attachment connection and the motor assembly also includes a motor assembly electrical connector. A power system with a power attachment connection is provided that is conformed to connect with the integral header attachment connection. The power system also includes a power system electrical connector that is conformed to connect with the motor assembly electrical connector. The motorizable shade system operates manually unless and until a motor assembly and power system are connected with the integral header attachment connection and the cord spool.

Abstract: A roller shutter for an opening leaf of a building, includes a retractable shut-off panel that moves between retracted and deployed positions, and a guide to selectively guide the panel a path between the retracted position and a deployed position in a first plane, and another path is a path between the retracted position and a deployed position in a second plane parallel to said first plane. The guide selectively switches movement of between said first path and said second path. A deployment-switching stop guides the shut-off panel along the second path when the shut-off panel is in contact with the deployment switching stop and the shaft is driven in a direction of rotation for deployment.

Abstract: Disclosed herein is an integrated regulator device of a glass and a curtain for a door, including: a motor provided in a door panel; a drive gear inserted into the motor in a vertical direction, rotatably provided, and having a shaft shape; a glass drum operated together with a glass provided in the door and inserted into the drive gear to move in the vertical direction according to rotation of the drive gear; and a curtain drum operated together with an electric curtain provided in the door, inserted into the drive gear, positioned beneath the glass drum, and moving in the vertical direction according to the rotation of the drive gear.

Abstract: A battery-powered roller shade system can include a housing that is configured to be coupled to a structure, and can include a housing body that defines an internal cavity and an access opening that extends through the housing body and into the internal cavity. The system can further include a roller tube rotatably mounted in the internal cavity, a roller shade windingly received around the roller tube, and a battery compartment positioned within the internal cavity. The battery compartment can further define an access aperture that is aligned with the access opening, such that at least one battery is removable from the battery compartment through the access aperture and through the access opening without moving the roller shade to a lowered position and without decoupling the housing from the structure.

Abstract: Embodiments of the resent invention provide an electric motor driven door or barrier opener with a manually operable drive for use in the event of a power failure. The operator includes a manually rotatable drive wheel and manual rotation of the drive wheel effects a movement of at least one drive coupler in generally radially extending direction relative to the drive shaft to effect a drive coupling between the drive wheel and the drive shaft to input drive to permit manual opening and or closing of the door.

Abstract: A method for controlling a motorized roller shade is provided. The motorized roller shade includes a shade attached to a shade tube, a microcontroller and a DC gear motor disposed within the shade tube. The DC gear motor includes a housing fixed to the shade tube and an output shaft coupled to a support shaft fixed to a mounting bracket. The method includes receiving a command from a remote control, and moving the shade to a position associated with the command by energizing the DC gear motor to rotate the shade tube and the DC gear motor housing while the DC gear motor output shaft and support shaft remain fixed.

Abstract: Alight control panel is provided, comprising: a transmissive substrate; a transmissive electrically conductive layer arranged on a surface of said substrate; a transmissive dielectric layer arranged on said electrically conductive layer; a flexible roll-up blind attached to said dielectric layer, said flexible roll-up blind layer comprising a flexible electrically conductive layer and a flexible optically functional layer, said flexible layer having naturally a rolled configuration and being capable of unrolling in response to electrostatic force; and an optoelectronic device. The panel may be useful in various energy saving applications including smart windows for buildings or vehicles, e.g. providing an energy efficient light source or utilizing solar radiation for energy conversion.

Abstract: The inventive flexible curtain rapid door comprises a structure consisting of two posts and a transverse element for guiding a flexible curtain and electromechanical means supported by said structure for displacing the curtain between open and closed positions, wherein the flexible curtain (2) comprises a weight and sealing element (13). According to the invention, the door comprises obstacle detecting means which are carried at least partially by an reinforcing element, are adjacent to the weight and sealing element (13) and are disposed upstream thereof on the curtain closing path between the reinforcing element and the weight and sealing element (13) and said obstacle detecting means are integrated inside the lower part of the curtain (2).

Abstract: A roller blind including a roller of having a roller length and a roller outer diameter, a fabric attached to said roller for winding and unwinding from said roller. The fabric has a fabric length, a fabric weight, a fabric height, and fabric thickness. The blind includes a bottom bar having a bottom bar weight, and at least one spring operatively connected to the roller to drivingly rotate the roller in at least one direction of rotation. The spring is selected according to a Protocol such that it's length ensures that it drives the roller with a constant operating force.

Abstract: The present invention is directed to a rolling protective shutter having an improved stopping mechanism that prevents the shutter from completely rolling up onto the shutter support member, and that is hidden within the shutter housing or the side tracks. The stopping mechanism may include a limit switch operatively connected to a drive motor to detect a disposition of the base slat of the shutter curtain proximate the shutter housing. The limit switch may actuate to turn off the drive motor at an appropriate position to retain the base slat within the side tracks and to prevent damage to the shutter housing due to engagement by the base slat.

Abstract: A door for closing an opening in a wall, preferably a wall which separates two different temperature zones from one another, in particular one belonging to a cold store, having a door leaf (22), which can be moved in front of the wall opening, and having a heater for heating at least one door component.

Abstract: The present invention advantageously provides a motorized roller shade that includes a shade conduit having an outer surface upon which a shade is attached and an inner surface defining an inner cavity. The motorized shade also comprises a motor disposed within the inner cavity along with a controller coupled to the motor that controls the motor. The motorized roller further comprises a power supply sleeve having an interior space, wherein the power supply sleeve is disposed within the inner cavity, wherein the power supply sleeve is coupled to the motor. The sleeve may be accessed by an access port that extends between the outer surface and the inner surface.

Abstract: A motorized roller shade is provided. The motorized roller shade includes a shade tube in which a motor unit, a controller unit and a power supply unit are disposed. The controller unit includes a controller to control the motor. The power supply unit includes at least one bearing rotatably coupled to a support shaft. The motor unit includes at least one bearing, rotatably coupled to another support shaft, a DC gear motor and a counterbalancing device. The output shaft of the DC gear motor is coupled to the support shaft such that the output shaft and the support shaft do not rotate when the support shaft is attached to a mounting bracket.

Abstract: Embodiments of the invention relates to a motorized system for moving vertical blinds, curtains, draperies, or other window coverings. Specific embodiments can, optionally, also be manually operated. When motorized, the power supply can be batteries stored or housed in a tube or portion of a shaft, with a spring biased mechanism to assist during removal and/or loading of the batteries. In a specific embodiment, the stop can be triggered by the user to remove one battery at a time, and can allow the user to load batteries in a manner in which the battery or batteries already loaded in the chamber are held in the chamber. A specific embodiment incorporates a drapery tube with a hollow interior, or drapery shaft with one or more hollow portions, to form an enclosure that can house the motor and the power supply, such as batteries. If desired, the motor controls and an optional RF receiver for the motor can also be housed within the tube.

Abstract: A composite pull-chain disc mechanism with brake function for a door operator comprises a torsional spring having de-twisting and twisting sides. The weight of a door curtain always acts on the de-twisting sides, so that the inner diameter of the torsional spring is induced to shrink to brake the rotation of the central shaft of the door operator. If twisting sides bears an external force, the inner diameter of the torsional spring is induced to enlarge to release braking of the central shaft. Furthermore, the composite pull-chain disc mechanism can be adapted to an electric door operator. In the case of detaching an electric motor mechanism during maintenance, the door operator can still be operated to open/close a door in a manual mode through the composite pull-chain disc mechanism.

Abstract: A motorized roller shade is provided. The motorized roller shade includes a shade tube in which a motor unit, a controller unit and a power supply unit are disposed. The controller unit includes a controller to control the motor. The power supply unit includes at least one bearing rotatably coupled to a support shaft. The motor unit includes at least one bearing, rotatably coupled to another support shaft, a DC gear motor and a counterbalancing device. The output shaft of the DC gear motor is coupled to the support shaft such that the output shaft and the support shaft do not rotate when the support shaft is attached to a mounting bracket.

Abstract: Barrier systems and associated methods, including vapor and/or fire barrier systems, are disclosed herein. One aspect of the invention is directed toward a barrier system that includes a barrier coupled to a spool. The barrier is positioned to be wound onto and off of the spool as the barrier moves between a deployed position and a retracted position by a drive assembly. The system further includes a control system coupled to the drive assembly and configured to command operation of the drive assembly. The system still further includes a sensor operably coupled to the control system and positioned to sense barrier position as the barrier moves between the deployed and the retracted positions.

Abstract: A method of controlling a controllable device related to a building aperture, whereby a climate related characteristic for the aperture is adjusted by the device, and whereby the device is controlled in accordance with a climate and comfort program which is dependent on a control parameter, whereby the device is controlled in accordance with a time schedule provided by the climate and comfort program.

Abstract: The present invention advantageously provides a motorized roller shade that includes a shade tube, a motor/controller unit and a power supply unit. The motor/controller unit is disposed within the shade tube, and includes a bearing, rotatably coupled to a support shaft, and a DC gear motor. The output shaft of the DC gear motor is coupled to the support shaft such that the output shaft and the support shaft do not rotate when the support shaft is attached to the mounting bracket.

Abstract: A motorized roller shade includes a shade tube, including an outer surface upon which a shade is attached, an inner surface defining an inner cavity and two end portions, a motor/controller unit, disposed within the shade tube inner cavity and mechanically coupled to the shade tube inner surface, including a support shaft configured to attach to a mounting bracket, and a DC motor having an output shaft coupled to the support shaft such that the output shaft and the support shaft do not rotate when the support shaft is attached to the mounting bracket. A wireless receiver is coupled to the motor/controller unit to receive wireless signals and an antenna is arranged on or in at least one of the two end portions.

Abstract: The contact-free detection device for detecting the position of a winding drum (2) for a handling door is made up of a cam or code wheel (3) secured to the winding drum (2), inductive sensors (4, 5) positioned near the cam or code wheel (3), and an electronic board (7) including at least one prevention and security module (12) receiving the pulses generated by the inductive sensors (4, 5) so as to ensure the security of the rotation command of the driving axis of the winding drum (2) of the handling door.

Abstract: A control method is described, said method being used within an operating system (10) for roller blinds (20) or the like having an output shaft (SH) of a motor (M) which transfers rotational movement to a drum (40) onto which the roller blind is wound, said method comprising the following steps: —(i) detecting directly or indirectly the force acting on the drum, or on a member connected thereto, and/or the relative position of the drum, or of a member connected thereto, with respect to a part which is fixed and/or integral with the operating system; —(ii) obtaining from the detection operation performed in step (i) a zero value (RZ) representing a stable rest condition of the roller blind; —(iii) starting an automatic closing movement of the roller blind should said force and/or said relative position (RR) vary, with respect to the value (RZ) obtained during step (ii), beyond a predefined threshold (T).

Abstract: A motorized roller shade includes a shade tube, including an outer surface upon which a shade is attached, an inner surface defining an inner cavity and two end portions, and a motor having an output shaft coupled to a support shaft such that the output shaft and the support shaft do not rotate when the support shaft is attached to a mounting bracket. The motorized roller shade further includes a counterbalancing unit configured to provide a counterbalancing force to the shade, a power supply unit, electrically coupled to the motor, configured to supply power to the motor, and an adaption component including at least one of a length adaptation component and a diameter adaptation component arranged within the shade tube and configured to adapt at least one of the motor and the counterbalancing unit to be used with a larger shade tube.