Class / Patent application number | Description | Number of patent applications / Date published |
1601681P0 | Power operating means | 19 |
20090000749 | VENETIAN BLIND OR THE LIKE AND DRIVE UNIT THEREFOR - The invention relates to a drive unit for a Venetian blind or the like for inserting into a head rail, including an electric motor and output shafts at both ends driven via gear, where the electric motor is combined with components serving for acoustically damping and uncoupling, that are shaped such that they are insertable into the head rail together with the electric motor as well as to a Venetian blind or the like as such. | 01-01-2009 |
20090014132 | Window covering switchable to manual operation and electrical operation and a clutch thereof - A window covering switchable to manual operation and electrical operation includes at least an upper elongated member, a lower elongated member, a shade lift cord assembly, an electric transmission assembly, a clutch and an automatic retraction means. The electric transmission assembly is coupled with the clutch through an axle of a gear box to drive a driving gear thereon to rotate. The driving gear is engaged with a driven gear pivotally coupled with the automatic retraction means to form a synchronous transmission thereby to control retraction and extension of the electric window covering. When electric power is not available manual operation may be switched through the clutch to extend or retract the window covering. | 01-15-2009 |
20090173456 | Method for Adjusting the Residual Light Gap Between Slats of a Motorized Venetian Blind - A method for adjusting the residual light gap between slats of a motorized blind when oriented in a set closed position of the blind, where at least one closed position of the slats is set by automatic detection using detecting means, comprising the following steps: adjusting a detection criterion of the detecting means, performing anew automatic detection of the closed position with adjusted detection criterion, recording the new value of the detection criterion. | 07-09-2009 |
20100186906 | Device for driving and turning the slats of a Venetian blind - A device for driving and turning the slats of a Venetian blind, with a bearing housing which is embodied for rotatably receiving a drivable drive shaft penetrating the bearing housing, a winding spool for a carrier band, a turning mechanism for tilting the slats and an abutment flange for fixing angular end positions for the slats, the turning mechanism for moving the slats between defined angular end positions and also for arresting the slats in an angular intermediate position comprising at least one turning element and an abutment element which can be brought releasably into engagement with the turning element by means of an actuating mechanism, the drive and turning device for arresting the slats being arranged and embodied in an angular intermediate position during raising of the Venetian blind, the actuating mechanism acting on the abutment element being embodied so as to run freely in a direction of rotation of the drive shaft. | 07-29-2010 |
20100258253 | VENETIAN BLIND - A Venetian blind includes an upper rail, a lower rail, a slat assembly, an automatic retraction means and a slat opened/closed control means equipped with an adjustment member. The automatic retraction means is installed on one side of the upper rail which has a first cord wheel set and a second cord wheel set near two sides to direct a first lift cord and a second lift cord. The automatic retraction means has a retaining set to pivotally couple a transmission set inside that has a first transmission wheel and a second transmission wheel. The first transmission wheel and second transmission wheel are linked by an elastic element which provides an elastic force to drive the transmission set. The second transmission wheel controls the slat opened/closed control means. When the lower rail is pulled downwards or pushed upwards, the slat assembly can be opened or closed at different angles. | 10-14-2010 |
20110061818 | GROUP CONTROL METHOD FOR CONTROLLING MOTOR-DRIVEN SCREENS AS A GROUP, AUTOMATIC MOTOR CONTROL FOR IMPLEMENTING THE METHOD, AND HOME AUTOMATION INSTALLATIONS INCLUDING SUCH AUTOMATIC MOTOR CONTROL - According to the method of the invention, the movement of movable screen ends for a group of motor-driven screens to a common position is controlled in a grouped manner. The method includes a step (E | 03-17-2011 |
20110067823 | Blind - A blind is provided which uses a toothed band bodies such as slender toothed belts as rod holding bodies including operating band bodies, instead of conventional cords and tape, having a straightforward structure providing accurate and stable parallel holding of moving rods, and quit and smooth movement, due to accurate operations without slippage due to meshing of bands and wheels having teeth, without problems such as tangling and bending and the like. Particularly, a rod movement holding device suitable for having multiple moving rods and having multiple shielding adjustment faces, and a blind having a rod operating device, can be provided. | 03-24-2011 |
20110259531 | PANEL CURTAIN SYSTEM WITH IMPROVED OPERATING RUNNER - A panel curtain system including a number of panels guided by a rail, a control cord endlessly secured to the panels and at least one operating runner secured to at least one panel and securing the control cord. The panel curtain system includes a motorized drive for the at least one control cord and a means for tensioning the control cord. | 10-27-2011 |
20120216966 | Lift Mechanisms for Venetian Blind - The invention relates to an improved lift mechanism for a Venetian blind comprising a plurality of parallel elongated slats and pairs of Sift cords ( | 08-30-2012 |
20130240157 | ELECTRIC WINDOW BLINDS - An electric window blind includes a window frame and multiple slats are located between two side rails of the window frame. Each of the slats has two end faces and each end face has a mediate portion and two end portions. The medial portion of each of two end faces of each of the slats is pivotably connected to the window frame. An adjustment device has a power unit which has an output end and an arm with an elongate slot is connected to the output end. A link is fixed to the plates and has a protrusion which is movably engaged with the elongate slot. One of the two end portions of each slat is pivotably connected to the plate. By activating the power unit, the slats are pivoted to adjust the angular positions of the slats. | 09-19-2013 |
20130255890 | MOTORIZABLE TILT SHADE SYSTEM AND METHOD - A motorizable tilt shade system includes 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. A shade is suspended from the at least one suspension cord and a tilt cord pulley is connected with the at least one cord spool. A tilt cord is connected with the tilt cord pulley and with the shade such that the tilt cord and tilt cord pulley cooperate to tilt the shade. A drive shaft receiver is connected with the tilt cord pulley such that movement of the drive shaft receiver moves the tilt cord pulley. A counterbalance assembly including a negative gradient spring is connected to the drive shaft thereby providing an approximately constant tension on the tilt cord pulley. | 10-03-2013 |
20130340951 | Window Shade, Its Control Module and Method of Operating the Same - A window shade comprises a head rail, a plurality of slats, a bottom part, suspension cords connected with cord winding units, and a control module. The control module includes first and second drive axles, a sleeve affixed with the first drive axle, a transmission part connected with the second drive axle, an arrester assembled around the first drive axle, and a release unit including an actuator. The first drive axle is operable to control vertical movement of a bottom part, and the second drive axle is operable to adjust an inclination of the slats. The arrester has a locking state in which it blocks a rotational displacement of the first drive axle to keep the bottom part at a desired position, and an unlocking state allowing rotation of the first drive axle so that the bottom part lowers by gravity action. The actuator has a lengthwise axis, and is operable to move along the lengthwise axis from a first position to a second position to turn the arrester from the locking state to the unlocking state, and the actuator when in the first position can drive the second drive axle in rotation. | 12-26-2013 |
20140014279 | WINDOW COVERING AND OPERATING SYSTEM - A window covering includes a head rail that supports a panel by lift cords such that one end of the panel may be raised and lowered relative to the head rail. An operating system controls movement of the panel and includes spools coupled to the lift cords such that rotation of the spools retracts and extends the lift cords. A shaft is connected to a spool of the lift spool assembly and to a brake and a spring motor. The spring motor applies a motor force to the shaft and the brake applies a brake force to the shaft such that the forces generated by the spring motor and brake hold the panel in the desired position. | 01-16-2014 |
20150345218 | Pull Cord with Integrated Charging Port - An apparatus in accordance with the invention includes a gearbox assembly configured to electromechanically operate a window covering actuation mechanism. A pull cord is provided to at least one of power the gearbox assembly and charge a battery to power the gearbox assembly. In certain embodiments, manual operation of the pull cord is used to control the gearbox assembly. An electrical conductor and associated electrical connector may be incorporated into the pull cord. A corresponding method is also disclosed herein. | 12-03-2015 |
20150376944 | Window Shade and Actuating System Thereof - The structures described herein use an actuating system that can selectively switch between a lower and a raise mode of operation by rotating a rod assembly, and use a downward displacement of a pull member to lower and raise the window shade depending on whether its switching state. The actuating systems are simple to operate, allow convenient adjustment of the window shade, and are safe as the pull member has a limited length of extension. | 12-31-2015 |
20160017964 | Window Shade and Its Control Module - A control module of a window shade includes a drive axle affixed with a sleeve, an arrester assembled around the sleeve, a cord drum connected with an operating cord, a clutch operable to couple and decouple the cord drum with respect to the drive axle, and a release unit including a stick that is operatively connected with the arrester. The arrester blocks rotation of the drive axle in a locking state, and has an unlocking state allowing rotation of the drive axle. The operating cord is pulled to drive the cord drum in rotation and turn the clutch to a coupling state, such that the rotation of the cord drum is transmitted through the clutch to drive the drive axle in rotation for raising the shading structure. Moreover, the stick is operable to switch the arrester from to the unlocking state for lowering the shading structure by gravity action. | 01-21-2016 |
20160053534 | WINDOW BLIND AND LIFT CONTROL MODULE OF COVERING STRUCTURE THEREOF - A lift control module of a covering structure of a window blind is provided, which is received inside a headrail of the window blind to drive at least one lifting cord to lift or lower a bottom rail. The lift control module includes an output shaft and at least one rotation shaft, which are arranged along different axes. The lift control module is compatible with various kinds of window blinds, for different requirements may be satisfied by controlling the reeling of the at least one lifting cord through one or two rotation shafts. | 02-25-2016 |
20160069130 | CORDLESS BLIND SYSTEM AND RETRO-FIT METHOD - An enclosed drive system for use in conjunction with a lift cord extending from a headrail of an architectural cover. The enclosed system encases and engages the lift cord with a drive mechanism within the enclosure, thereby avoiding hazardous loops. A method for retro-fitting an architectural cover lift cord assembly including a lift cord associated with a cord lock and extending from a headrail of the architectural cover is also described, for modifying the architectural cover to eliminate hazardous loops therefrom. Also disclosed in this disclosure is a cord lock mechanism that pinches the cord, a handle that actuates the cord lock mechanism, and a driving mechanism having a cord guide that engages the cord and a slider that slides along the handle to actuate the cord while the cord is enclosed within an enclosure defined by the handle. | 03-10-2016 |
20160123447 | BLIND BODY POSITIONING MECHANISM FOR NON PULL CORD WINDOW BLIND AND WINDOW BLIND USING SAME - A window body positioning mechanism of a non pull cord window blind includes two first transmission wheels, two transmission cords respectively connected with one ends thereof to the first transmission wheels, two second transmission wheels meshed together and respectively meshed with the first transmission wheels, a coil spring connecting the two second transmission wheels and selectively wound round one second transmission wheel, and two resistance units each including a one-way pawl and a resistance wheel wound by one respective transmission cord and meshed with the one-way pawl. Thus, when extending out or receiving the blind body, the friction resistance between the resistance wheels and the transmission cords and the engagement relationship between the resistance wheels and the respective one-way pawls help achieve excellent blind body positioning effects. | 05-05-2016 |