Class / Patent application number | Description | Number of patent applications / Date published |
160319000 | Strand | 30 |
20080264582 | Roller Curtain Device - The invention relates to a curtain device mounted on a shaft ( | 10-30-2008 |
20090133844 | Drive Device for Moving a Covering Element, Door Module and Method for Assembling the Drive Device - A drive device for moving a covering element for covering an opening in a motor vehicle, in particular a roller blind, a baggage space cover or a sunroof cover, is provided. The drive device comprising a drive, a guide means and a thrust element which is coupled to the drive, is guided in the guide means and is connectable to the covering element in order to move the covering element. The drive for driving the thrust element is coupled to the thrust element via a transmission means being subjected to tensile stress, wherein the transmission means extends at least in certain sections in the guide means. | 05-28-2009 |
20100018656 | CONTROL SYSTEM FOR ARCHITECTURAL COVERINGS WITH REVERSIBLE DRIVE AND SINGLE OPERATING ELEMENT - A retractable covering for an architectural opening is reversibly driven through an input assembly, a transmission and an output assembly by a reciprocal operating cord that can be pulled down by an operator and will automatically retract while the covering is held in a predetermined position. While the input assembly is always driven in a first direction, a transmission is shifted between two operative positions through movement of a shift arm depending upon the positioning of the shift arm by the operating cord. The shift arm is pivotal about an axis parallel with a roller for the covering and when the operating cord is pulled straight downwardly, the covering is moved in an upwardly or retracting direction while if the operating cord is pulled downwardly and toward the operator, i.e. away from the architectural opening, the covering is driven in a downwardly or extending direction. | 01-28-2010 |
20100258255 | Shutter type roll screen - A new concept of roll screen is provided to provide transparent portions, which are spaced apart at regular intervals. The screen is unrolled into double-layer to adjust the amount of light interpenetrated to the room. The roll screen includes a mounting frame fastened to a wall or ceiling of a building, and a drive cap provided on a first end of the mounting frame. The drive cap has a ball chain, which rotates a winding roll around first end of the wound screen. The roll screen further includes a driven cap provided on a second end of the mounting frame, and a screen holding frame, which is holding a second end of the screen and removable to the front or rear surface of the mounting frame. The screen is easily installed onto or separated from the mounting frame without separating the winding roll from the mounting frame. | 10-14-2010 |
20110048657 | WINDOW CURTAIN SAFETY DESIGN - A window curtain safety design, having particular use in a window curtain set which utilizes a looping pull cord that can be pulled single-handed to alter shading condition of a window curtain, and which provides a safety design preventing the dangling closed end of the pull cord from accidentally entangling the limbs. The present invention provides a roll-up control unit, and when the roll-up control unit is subjected to inappropriate excessive pulling forces from two sides of a pulling component (pull cord), then essential components within the roll-up control unit form an opening operation, which causes the entire length of the pulling component to separate and form a separated free state which releases the binding forces at the lower end of the pulling component, thereby achieving the objective of maintaining safety of the limbs. | 03-03-2011 |
20110198044 | WINDOW COVERING - A window covering includes a first rail, window covering material, lift cords that extend from adjacent the first rail to the window covering material, and at least one pulley and at least one pulley release device. At least one pulley is positioned so that at least one lift cord passes along that pulley. Each pulley release device is attached to at least one respective pulley to releasably connect the one or more pulleys to the first rail. Each pulley release device is configured to permit the one or more pulleys to which it is attached to release from the first rail when a release force acts on a component of the pulley release device. Preferably, the one or more pulleys are positioned on the outside of the first rail adjacent to the window covering material. The one or more pulleys may also be positioned adjacent to a valance. | 08-18-2011 |
20110247768 | Child-Resistant Roller Blind Apparatus - A child-resistant roller blind apparatus is provided in which a roller blind is operated only when a safety hook of a cord or a ball chain, which is coupled with an elastic gear, is fixedly mounted after being tightened, so that a safety accident by the ball chain is completely prevented, improving the safety. | 10-13-2011 |
20110308745 | CORDLESS COVERINGS FOR ARCHITECTURAL OPENING HAVING CORD ENCLOSURES WITH A SWIVEL FEATURE AND METHODS OF ASSEMBLING SUCH CORD ENCLOSURES - An architectural cover operating assembly comprising a roller mechanism adapted to drive a roller to operate an architectural cover, a cord mechanism adapted to drive the roller mechanism; and an enclosure adapted to conceal at least a portion of the cord mechanism. The enclosure comprises a clutch assembly configured to receive the roller mechanism. The clutch assembly comprises a hinge portion configured to receive a swivel, such that the clutch assembly is hingedly attached to the enclosure and the enclosure is allowed to pivot about the swivel in a lateral direction. A method comprises providing an enclosure configured to receive a cord mechanism; disposing a clutch assembly having a hinge portion and a swivel at an end of the enclosure, and attaching a roller mechanism to the clutch assembly, wherein the clutch assembly is hingedly attached to the enclosure to allow the enclosure to pivot in a lateral direction. | 12-22-2011 |
20120138243 | WINDING DEVICE FOR COVERING WALL OPENINGS OR WINDOWS - The invention relates to a winding device and to a method for covering wall openings or windows. The winding device comprises a covering element that can be rolled up, a deflecting element that has a wave-like design, or is simply formed by a bottom hemline, or a bottom woven fabric edge and/or longitudinal edge, and at least on raising and lowering unit. In addition, the covering element is provided with an upper longitudinal edge, which is preferably arranged in parallel to the deflecting element. The lower longitudinal edge is either connected to the deflecting element, or is formed by the same, so that as a result of a rotation of the deflecting element, or of the lower woven fabric edge and/or longitudinal edge, about a horizontal axis, the covering element can be rolled up or down. The raising and lowering unit comprises at least one cord, wherein at least one free end of the cord is connected to the raising and lowering unit. The cord is arranged such that it encloses the covering element, so that the deflecting element, or the lower longitudinal edge, is guided in the bend of the cord. The at least one cord can be guided in two opposite directions of movement that are relative to one another. | 06-07-2012 |
20130048235 | Conical Cord-Winding Spool With Circumferential Steps - A mechanism for extending or retracting for a covering for an architectural opening with respect to architectural opening, including a rotatable drive shaft ( | 02-28-2013 |
20130126108 | CORD WINDING DEVICE FOR A SCREEN, SUCH AS A WINDOW COVERING - The invention relates to a cord winding device ( | 05-23-2013 |
20130264018 | ROLLER CURTAIN CONTROLLER - A roller curtain controller includes a cap, a collar, a locating block, a pull cord reel and an outer sleeve. The cap is recessed to forma receiving space. The cap has a restriction stem protruding from a bottom wall of the receiving space. The collar is fitted on a fixed end of the restriction stem and the locating block is fitted on a front end of the restriction stem. The pull cord reel is fitted on the collar and spaced from the bottom wall of the receiving space by the collar to form a gap so as to reduce frictional noise. The locating block is assembled with the outer sleeve. By means of the support of the locating block, a central axis of the restricting stem is prevented from being deflected under the weight of the roller curtain so that the roller curtain can be operated more smoothly. | 10-10-2013 |
20140041815 | ROLLER BLINDS CONTROLLER STRUCTURE - An improvement of roller blinds controller is provided, it mainly comprises a cylindrical rod passing through a side cover and fixing therewith; a bead chain sprocket and a number of torsion springs fitted on the cylindrical rod, and an outer sleeve cover fitted on the outside, wherein: the cylindrical rod has a ridge portion protruded from the circumferential surface thereof, while the side cover has a has a central aperture with a annular edge portion, the cylindrical rod can be fixed with the side cover by the snap-fitting of the annular edge portion between the flange portion and the ridge portion. | 02-13-2014 |
20140338847 | CURTAIN CONTROL ASSEMBLY - A curtain control assembly includes a shaft in which a torque rod and a control unit are received. The curtain is wrapped around the shaft. The control unit has a frame from which a tubular portion extends. The tubular portion has a polygonal protrusion. An end support is located in the frame and has a hook which is hooked to the control unit. A bead-chain disk is mounted to the tubular portion. A mount is mounted to a sleeve of the bead-chain disk. A connection member is fixed to the torque rod and a polygonal recess is defined in the connection member. The protrusion is engaged with the recess. A screw extends through the connection member, the tubular portion and is fixed to the end support. The feed-back of torque from the torque rod is shared by the polygonal recess and protrusion to protect the hook from being broken. | 11-20-2014 |
20140360686 | CONTROL DEVICE FOR RAISING AND LOWERING A ROLLABLE BLIND - A control device for a rollable blind includes a fixing seat having a fixing post that defines an axis, and a limiting wall that has an annular first fixing surface. The fixing post has an annular second fixing surface that is spaced apart from the first fixing surface. A cord driven seat includes a sleeve tube that is in sleeving engagement with the fixing post. The sleeve tube has annular first and second rotary surfaces that surround the axis. The first and second rotary surfaces contact intimately and slidably the first and second fixing surfaces. A control cord is operable to drive rotation of the cord driven seat relative to the fixing seat. A blind mounting seat is coupled to the cord driven seat and the rollable blind. | 12-11-2014 |
20150034261 | DEVICE FOR ROLLING UP AND UNROLLING A MATERIAL WEB ONTO AND FROM A SHAFT - The present invention discloses a device for rolling up and unrolling a material web ( | 02-05-2015 |
20150308187 | WIND-RESISTANT SUN-PROOF BLIND - The present invention provides a wind-resistant sun-proof blind in the field of mechanical technology, which addresses poor wind resistance of the conventional blinds. The wind-resistant Sun-proof blind of the invention comprises a curtain cloth, a window cover and a reel pipe assembly ratably mounted within the window cover, in which the curtain cloth is wound outside of the reel pipe assembly, each of both ends of the window cover has a downward lateral rail fixedly connected therewith, and the side of the lateral rail facing to the curtain cloth has a longitudinal opening. Two symmetrically disposed lock bars are mounted within the lateral rail along the longitudinal direction, a gap is formed between the said two lock bars, and the upper opening of the gap is in communication with the window cover. Two lateral edges of the curtain cloth extend into the inner cavity of the lateral rail and are transversely fixedly connected with a flexible positioning element after passing through the longitudinal opening of the lateral rail on the same side and the gap between the said two lock bars respectively. The reel pipe assembly has two symmetrically disposed annular grooves and when the curtain cloth is wound around the reel pipe, both lateral edges of the curtain cloth are wound at the corresponding annular grooves respectively, and the outer diameter of the positioning element is larger than the width of the gap between the two lock bars. The present invention has advantages by providing a firm and reliable structure, a good guide nature and strong wind resistance. | 10-29-2015 |
160321000 | Endless | 11 |
20080202709 | SINGLE CORD DRIVE FOR COVERINGS FOR ARCHITECTURAL OPENINGS - A shade for architectural openings incorporating a single cord drive featuring automatic braking of the shade when the user releases the drive cord. In a preferred embodiment, an automatic tilt-open mechanism is provided to tilt the shade open when the shade is in the fully extended down position. | 08-28-2008 |
20080257505 | ROLLER BLIND MECHANISM - A roller blind mechanism | 10-23-2008 |
20090008046 | Device for Operating a Screen, Such as a Window Covering - A device for operating a screen, such as a window covering, which has at least two mutually independent degrees of freedom, has a central drive which can be switched between the degrees of freedom by means of switching means, which switching means can be operated by means of operating means. The switching means have a stable position for each degree of freedom. | 01-08-2009 |
20090020238 | Single Piece Spacer Support - A novel spacer support for attachment of chain sprockets of dead axle rollup doors. The spacer support is comprised of three spacer tubes and a support member. The spacer tubes and the support member are all formed as a unitary part. | 01-22-2009 |
20100101741 | OPERATING SYSTEM FOR AN ARCHITECTURAL COVERING - Operating system ( | 04-29-2010 |
20120031572 | Low Profile Roller Shade Control Unit - There is disclosed an improved roller shade control unit having a reduced profile for use with a roller tube and roller chain. The improved roller shade control unit including a tube housing for coupling to the roller tube and a sprocket for coupling the tube housing to the chain. | 02-09-2012 |
20130056164 | OPERATION APPARATUS OF SUNLIGHT SHIELDING APPARATUS, LIFTING APPARATUS OF ROLL-UP BLIND AND OPERATION PULLEY - An operation apparatus of a sunlight shielding apparatus is provided which is equipped with a fail-safe function so as not to hinder behavior of a dweller or the like, and, in usual operation, unnecessary activation of the fail-safe function is prevented, so that enhanced operability can be realized. In a sunlight shielding apparatus in which an operation cord of an endless type is suspended from a pulley supported so as to be capable of rotating in a head box, and a driving shaft is rotated based on an operation of the operation cord by way of the pulley so as to drive a shielding member, the operation cord | 03-07-2013 |
20130068405 | BLIND ADJUSTER - A mechanism for controlling adjustment of a blind or the like, the mechanism including, a fixable member which in use is fixed in position relative to the blind, a rotatable member located proximate the fixable member being rotatable relative to the fixable member about an axis of rotation to adjust the blind, an elongate member a proximal end of which is located proximate the rotatable member, the elongate member having a longitudinal axis that intersects the axis of rotation, and a continuous pull element which interacts with the rotatable member, the pull element is movable relative to the fixable member to rotate the rotatable member, the pull element is arranged relative to the elongate member extending from the rotatable member towards a distal end of the elongate member and back towards the rotatable member so as to limit movement of the pull element in a direction substantially perpendicular to the longitudinal axis of the elongate member. | 03-21-2013 |
20130299102 | OPERATING CORD SYSTEM FOR RETRACTABLE COVERINGS FOR ARCHITECTURAL OPENINGS - An operating control system for a retractable shade including a roller reversibly rotatable within a headrail includes a clamp system for gripping an endless operating cord in a neutral position to prevent rotation of the roller and a tensioner if properly mounted in a fixed position will release the clamp system to permit rotation of the roller while positioning the runs of the endless cord in a closely spaced relationship to minimize the risk of an infant or child becoming entangled in the cord. | 11-14-2013 |
20150322715 | RAINBOW BLIND STRUCTURE - A rainbow blind structure includes a drive shaft, two sleeves, two side caps, a lower weight and a locating plate. The drive shaft is connected with the side caps via the sleeves and rollable. The side caps are connected with the lower weight by means of screws. The rainbow blind sheet is wound over the drive shaft. When a blind sheet winder is operated to wind or unwind the blind sheet, the drive shaft is driven to move up and down, whereby the lower weight is moved up and down with the drive shaft. The weight of the lower weight can keep the blind sheet plane and tidy. The lower weight is formed with a locating slot. When a blind sheet is affixed to the lower weight to enclose the same, the locating plate is inserted in the locating slot to locate the blind sheet around the lower weight. | 11-12-2015 |
20160090778 | ENDLESS LOOP CORD SAFETY DEVICE - The safety device is used with an endless loop cord that is operatively connected to the operating system of a window covering. When installed the end loop of the cord is reeved around a pulley, and the cord is wound onto a cord winder. The safety device is disposed at or close to the head rail of the window covering and a minimum length of cord is exposed between the head rail and the safety device. The safety device is extended away from the head rail such that the cord unwinds from the cord winder until the cord is completely unwound from the cord winder. The end loop of the cord remains reeved around the pulley. The safety device is mounted to a support surface. | 03-31-2016 |
160322000 | With compensating and shock absorbing spring | 2 |
20130255894 | ROLL BLIND HAVING NOISELESS BIDIRECTIONAL CLUTCH - A roll blind includes: a safety cord connected to and wound around a chain pulley adapted to rotate the winding rod, the safety cord having a separated lower end so that one side defines a lowering cord for pulling down the blind material and the other side defines a raising cord for rolling up the blind material; a bidirectional clutch unit adapted to raise/lower the blind material, the bidirectional clutch unit being positioned between the chain pulley and a driving shaft of the winding rod, the bidirectional clutch unit having bidirectional protrusions formed on an inner peripheral surface of the chain pulley at an identical interval in a circumferential direction so that, when the lowering or raising cord is pulled, the winding rod rotates together with the chain pulley, the bidirectional clutch unit having a number of rollers positioned between respective bidirectional protrusions on an outer peripheral surface of the driving shaft of the winding rod at an identical interval in the circumferential direction; and a return operation unit having an elastic restoration member adapted to accumulate elastic restoration force, when pulling of the lowering or raising cord rotates the chain pulley, through a return pulley rotating together with the chain pulley, the return pulley rotating the chain pulley backwards around the driving shaft of the winding rod, when the lowering or raising cord is released from the pulled condition, using the elastic restoration force accumulated in the elastic restoration member so that, without displacement of the blind material, the safety cord returns to the original position. | 10-03-2013 |
20140216668 | ROLL BLIND HAVING SAFETY CORD - A roll blind with a single safety cord is provided in which an ascending cord and a descending cord configured to ascend and descend a blind sheet are integrated in a single safety cord. When it needs to descend a blind sheet, the single safety cord is pulled forward, and the clutches are disengaged, so the blind sheet can be fast descended. When it needs to ascend the blind sheet, the single safety cord is repeatedly pulled right downward, the blind sheet can be easily ascended. Once the single safety cord is pulled downward, it can be automatically returned to its original position based on an origin position ascending and returning function, so a user can easily ascend the blind sheet. The single safety cord is made shorter and is positioned higher where a kid's hand does not reach, so it is possible to prevent a kid or a weak person from choking or stumbling over and falling down. | 08-07-2014 |