Abstract: A mounting element for mounting an architectural covering between two opposing mounting surfaces may include an elongate mounting member, and an extension mechanism operable between: i) a retracted state, and ii) an extended state in which the mounting element can be fastened to the architectural recess. The mounting element may also include an actuator rotatable about a rotation axis, and a conversion mechanism to convert a rotation of the actuator into a translatory movement of the rotation axis along the longitudinal direction and vice versa. The extension mechanism is arranged to abut one of the opposing mounting surfaces in the extended state when the mounting element is mounted between the opposing mounting surfaces.

Abstract: A safety rail apparatus is provided, which comprises a post with a base configured to reversibly engage with a floor and providing support for at least 12 kN load, a rail holder configured to hold a rail in reversibly fixed engagement with the post and a plurality of components which are together operable to adjust the height of the post between a lower height of 900 mm-1.2 m and an upper height of 1.9 m-2.5 m. The plurality of compontents is further configured to adjust the height of the post to the lower height during one stage of a construction project and to the upper height during another stage of the construction project such that the upper height is at least 1.8 times higher than the lower height. The apparatus further comprises a mesh support configured to reversibly engage with the rail and support a mesh.

Abstract: Systems, methods, and apparatus are described herein for pre-winding a motorized roller shade. The motorized roller shade may include a roller tube, a flexible material attached to the roller tube, a motor drive unit, and mounting brackets configured to support respective ends of the roller tube. The roller tube of the roller shade may be slid to an extended position. A configuration procedure may be determined to have been initiated. The flexible material may be secured, for example, to prevent the flexible material from unrolling. The roller tube may be wound a predetermined number of rotations with the flexible material and a hembar of the roller shade secured, for example, to prevent the flexible material from being raised or lowered. Winding the roller tube may include pre-winding a spring that is coupled to the roller tube. The flexible material may be unsecured when the roller tube has been pre-wound.

Abstract: An evacuation system may comprise an evacuation slide configured to be deployed from an aircraft, first strap coupled to the evacuation slide, a second strap coupled to the evacuation slide, and a releasable restraint extending through the first strap and the second strap, the releasable restraint comprising a first stem connected to a first bead and a second stem connected to a second bead, where a diameter of the second stem is different from a diameter of the first stem.

Abstract: An upright (1) comprising two sidewalls (2, 3) between which a profiled element (100) for a shading system can be inserted, and an end wall (6) between the two sidewalls (2, 3). The upright is characterized in that one of the sidewalls is removable, and elastic means (200) are arranged between the removable sidewall (2) and the non-removable sidewall (3), in order to retain the removable sidewall (2) between the end wall (6) and the non-removable sidewall (3).

Abstract: A motorized window treatment system may include a roller tube, a flexible material, a drive assembly, electrical wiring, and/or mounting brackets. A mounting bracket may include a channel configured to secure the roller tube in position along a longitudinal axis of the roller tube. A mounting bracket may include a base and an attachment member. The base may be configured to attach the mounting bracket to a structure. The attachment member may extend from the base and may be configured to receive an end of a roller tube. The mounting bracket may be configured to retain electrical wiring for powering a drive assembly within the roller tube. The mounting bracket may include a spring that is configured to retain the roller tube within the channel in the mounting bracket. The mounting bracket may include a sliding cover that is configured to cover an access opening of the channel.

Abstract: A fall protection system for a substation transformer is provided where the substation transformer has a top surface with a lip extending about at least a portion of its periphery. The fall protection system includes a corner mounting assembly configured to couple at or adjacent to a corner of the substation transformer, the corner mounting assembly including a corner mounting element sized to receive a corner post from a rail assembly. A side mounting assembly having a u-shaped bracket is sized to engage the lip, the side mounting assembly having a first clamp positioned to engage the lip, the side mounting assembly further having a side mounting element sized to receive a side post from the rail assembly. The rail assembly includes a plurality of horizontal posts configured to couple with at least one on the corner post or the side post.

Abstract: A curtain lowering apparatus directed to cleaning and maintaining a curtain suspended above a floor, the apparatus having a first, not-lowered position at a height “H” above the floor, and a second, lowered position of H?L above the floor, the apparatus comprising: a curtain rod attached to at least two curtain rod rings, the curtain suspended from the curtain rod; at least two apparatus rod supports, the rod supports directed to support the at least two curtain rod rings; a drive unit configured to drive at least two drive cables, with respective drive cables routed through respective apparatus rod supports and respective drive cables further connected to respective curtain rod rings; wherein the curtain rod is alternately maintained at the first, not-lowered position and at the second, lowered position.

Abstract: A lift device comprises a base, a retractable lift mechanism, a work platform, a linear actuator, and a descent control mechanism. The base has a plurality of wheels. The retractable lift mechanism has a first end coupled to the base and is moveable between an extended position and a retracted position. The work platform is configured to support a load. The work platform is coupled to and supported by a second end of the retractable lift mechanism. The linear actuator is configured to selectively move the retractable lift mechanism between the extended position and the retracted position. The linear actuator has an electric motor. The descent control mechanism is configured to reduce a speed at which the retractable lift mechanism is moved from the extended position to the retracted position.

Abstract: A closure system may include a closure movable between an extended state and a retracted state. The closure may be configured to at least partially obstruct an opening in the extended state and allow access through the opening in the retracted state. The closure may include a first portion and a second portion opposite the first portion. The closure may deflect by a first deflection distance when a vertical force is applied to the closure. The closure system may include a strap coupled to the first portion of the closure. The closure with the strap coupled thereto may deflect by a second deflection distance when the vertical force is applied to the closure. The first deflection distance may be at least 100 percent more than the second deflection distance.

Abstract: The present discloses an automatically locked retractable protective door sill, including a retractable curtain assembly, a scroll assembly, an upper fixing base and a lower fixing base, a dial mechanism and a locking mechanism are arranged in the upper fixing base, the locking mechanism includes a hydraulic rod capable of retracting at a fixed time, and the hydraulic rod is connected to the dial mechanism; the sliding base is connected to the hydraulic rod, and the hydraulic rod drives the sliding base and drives the linkage base to reset automatically, so the automatic locking of the locking mechanism is achieved, and then the scroll assembly is locked. The whole device has a simpler structure and more convenient operation, the dial button may be manually pushed to return for locking after not reaching the set time, so as to prevent children opening the door sill during an automatic locking process.

Abstract: A window covering includes a tilt mechanism positionable in a first rail. The tilt mechanism includes a tilt shaft gear, a control gear, and a wand connector. An upper end of the wand connector has a hole in communication with a channel defined in a body of the wand connector such that a central projection of the control gear is insertable into the wand connector via the hole and the channel. A plurality of protrusions extend from the body of the wand connector around a periphery of the body of the wand connector. Each of the protrusions can have an upper surface configured to contact a respective one multiple prongs that extend from the control gear to engage the prongs to facilitate a direct connection of the wand connector to the control gear.

Abstract: A fall arrest device, such as a self-retracting lanyard (or lifeline) including: a rotatable drum for winding a lifeline; and a brake arrangement comprising a rotatable brake body arranged to rotate in response to rotation of the drum; wherein rotation of the rotatable brake body applies a braking force to the drum as the lifeline is being retracted onto the drum.

Abstract: A retractable screen system for a fenestration assembly includes a catch assembly, a pair of edge rails, and a screen assembly. The catch assembly is configured to couple to an outer surface of a sash. The catch assembly includes a catch element. The screen assembly includes a roller housing, a roller assembly, a control bar, and screen material. The roller housing is configured to couple to an outer surface of the frame. The control bar includes a hook element extending along at least a portion of the control bar. The hook element is configured to selectively engage the catch element. The roller assembly is configured to apply tension to the screen material to permit the screen material to unwind from the roller assembly under a tension applied by moving the catch assembly away from the roller assembly when the hook element engages the catch element.

Abstract: An aerial work vehicle includes a boom and a work platform coupled to a distal end of the boom. The work platform has a forward end in a direction of travel and an aft end opposite the forward end. The aerial work vehicle also includes a first control panel coupled to the forward end of the work platform and a second control panel coupled to the aft end of the work platform.

Abstract: A vehicular slider window assembly includes a movable window panel that is movable along rails at an opening of a fixed window panel. A perimeter seal is disposed at a surface of the fixed window panel and circumscribes the opening and is configured to seal against a surface of the movable window panel when the movable window panel is in a closed position. The perimeter seal includes elongated sealing portions joined at respective corner regions, with adjacent end regions of attachment elements of the sealing portions being spaced from one another at the respective corner regions such that there is a gap between the adjacent end regions. With the attachment elements attached at the surface of the fixed window panel, a sealant is dispensed into the gaps via passageways to seal the corner regions of the perimeter seal at the fixed window panel.

Abstract: A folding wall partition includes foldable panel assemblies. Each panel assembly includes an upper panel and a lower panel. The upper and lower panels extend substantially in a common vertical plane when in a deployed position, and extend laterally outwardly of the common vertical plane in a stacked relationship when in a stored position. A moving mechanism engages the panel assemblies to displace them between the stored and deployed positions. A cover assembly has cover panels. The cover panels extend in a first common horizontal plane when in the deployed position and are substantially coplanar with the ceiling to conceal a cavity. The cover panels extend in a second common horizontal plane higher than the first common horizontal plane and within the cavity when the cover panels are in the stored position.

Abstract: To address one or more of these and/or other needs or problems with the use of climbing aids in the construction industry, the present inventor devised, among other things, one or more exemplary systems, kits, methods, devices, assemblies, and/or components related to providing safe and efficient means for installing temporary walls in commercial building projects as well as for other situations where conventional ladders pose heightened risk of injury and death. One exemplary system includes a telescopic climbing mast having a minimal operational length in the range of at least 15 feet, extending between a base support and a ceiling interface configured to resist lateral movement of an upper end of the mast. An upper portion of the mast further includes a worker safety line tie-off point for connection to a retractable fall restraint line.

Abstract: Implementations of a roller blind assembly for angled architectural openings are provided. In some implementations, the roller blind assembly comprises a frame, a roller tube assembly, a roller blind sheet, a chain assembly, a track assembly, an extension assembly, an actuator and clutch assembly, and a motor assembly. In some implementations, a method of using the roller blind assembly comprises installing the roller blind assembly to fully fit the perimeter of an angled architectural opening and operating the roller blind assembly to fully cover the opening of the angled architectural opening.

Abstract: A step stool is provided in various embodiments. A step stool in an embodiment includes a first top panel rotatably connected to a second top panel. It includes a front panel rotatably connected to the first top panel and a rear panel rotatably connected to the second top panel. It further includes a first side panel rotatably connected to the front panel and a second side panel rotatably connected to the first side panel and rotatably connected to the rear panel. It also includes a third side panel rotatably connected to the front panel and a fourth side panel rotatably connected to the third side panel and rotatably connected to the rear panel. It further includes a center support member having a first center panel rotatably connected to an underside of the first top panel, a second center panel rotatably connected to an underside of the second top panel and rotatably connected to the first center panel.