Abstract: An extendable hunting stand includes a post assembly and a platform assembly. The post assembly includes multiple posts, and includes an outer post having an upper end defining an opening, an inner post telescopically arranged within the outer post. The inner post is configured to extend through the opening at the upper end of the outer post. The platform assembly is movable between a lower end and an upper end of the inner post. A lifting assembly automatically moves the platform assembly along the inner post between the lower end and the upper end of the inner post.

Abstract: A fixed window panel is fixed relative to a frame portion. A drive system is operable to move a movable window panel between an opened position and a closed position. The drive system includes (i) a drive motor, (ii) a threaded shaft rotatably driven by the drive motor, (iii) a connecting element that threadedly receives the threaded shaft and (iv) a window connector that is attached at the movable window panel and that pivotally connects to the connecting element via a ball-and-socket connection. Rotation of the threaded shaft imparts a translational movement of the connecting element along the threaded shaft to move the movable window panel between the opened and closed positions.

Abstract: An enclosure system including a frame to be fastened to a base including a plurality of panels including at least a pair of side panels and a front panel, wherein a height and width of each panel is adjustable to fit the base wherein the front panel includes a plurality of sliding doors, wherein each of the sliding doors moves along a respective designated track, wherein the front panel includes a first locking mechanism configured to allow each of the sliding doors to be locked in a locked position and allow each of the sliding doors to slide out of the frame in an open position, wherein each of the tracks includes a respective moveable section to allow each of the sliding doors to be removed or installed when the respective moveable section in an extended position.

Abstract: In some embodiments, a stiffener system is arranged for attachment to a ladder. A first stiffener comprises a first arm and a first cable. The first arm is attached to a first rail of a ladder. The first cable is attached to the first rail at a first cable upper attachment location, extends to contact the first arm and extends to attach to the first rail at a first cable lower attachment location. The first arm is oriented at a non-zero angle to an orthogonal axis of the ladder.

Abstract: A foldable rail for an electric opening-closing curtain incorporates a first rail provided with opposed first end and second end; the first end is connected to a primary transmission box; a first joint is sleeved on the second end; a second rail provided with opposed third end and fourth end; the third end is connected to a secondary transmission box; a second joint is sleeved on the fourth end; a connection piece connected to the first joint and the second joint that can rotate relative to the connection piece; a transmission component, one end of which connected to the primary transmission box and the other end to the secondary transmission box both in a winding way; the transmission component runs through the first rail, the first joint, the second joint and the second rail in sequence from the primary transmission box to the secondary transmission box.

Abstract: A material handling lift including safety features for reducing the risk of injury to a user. The features may include one or more of: a roller shade for covering components of a mast, a scanner for detecting people in a protected area of the lift, a fan for preventing accumulation of dust on the scanner, spacers between a lift platform and a side guard panel, perforated side guard panels to allow viewing of a space under the lift, entrance guards to keep people away from the side and front of the lift, a power unit with dual redundant locking valves, and tamper-resistant fasteners for fastening a rear panel to a mast.

Abstract: A window blind, wherein each ladder tape thereof includes two longitudinal cords, plural bearers and plural limiting members. The longitudinal cords each have an end connected to a deflecting mechanism disposed on the upper rail. The bearers are disposed between the two longitudinal cords for respectively supporting the slats. The limiting members include a first limiting member and a second limiting member neighboring thereto. The first limiting member has an end disposed on one of the longitudinal cords and includes a first slat-through portion located between two ends thereof passing through a first through hole of a first slat. A first linking loop is formed after the first slat-through portion passes through the first through hole. The second limiting member passes through the first linking loop for keeping the first through hole threaded through by one of the first limiting member and the second limiting member.

Abstract: A force damper arranged to progressively arrest a first force imparted by an object moving in a first direction is disclosed. The force damper includes a housing enclosure having a first housing end and a second housing end. The first housing end includes a first connection point, and the second housing end includes an opening. A driving member is disposed within the housing enclosure and includes a first shaft end, a second shaft end, and a shaft therebetween. The first shaft end includes a stop and the second shaft end includes a second connection point. A compressible member is disposed within the housing enclosure between the stop and the opening. The compressible member is formed from a material that at least partially undergoes plastic deformation when the first force is arrested and imparts a second force on the stop toward first housing end.

Abstract: A pressing device has a roller part, a control part and a fastening part. The pressing device can be mounted to a leaf of a window or door. The roller part is movable in the mounted state of the pressing device, in particular, vertically relative to the control part. The control part is movable horizontally to the fastening part in a positively controlled manner. A spring element is provided between the control part and the roller part in order to subject the roller part, in addition to the force of gravity, to a downwardly directed spring force, i.e., towards the running rail.

Abstract: An awning is provided that includes an extendable arm, a shelter member, and a joint. The extendable arm has an inner end coupled with a support and an outer end extendable away from the inner end. The shelter member has an outer portion coupled with the extendable arm support and disposed along the extendable arm. The joint has a mechanism responsive to an awning retraction force to raise outer portions of the extendable arms and an outer portion of the shelter member toward a horizontal orientation relative to a shade enhancing orientation.

Abstract: The disclosure relates to portable staircases having a staircase assembly including an outer staircase and an inner staircase that can move in a telescoping relationship with respect to the outer staircase. Portable staircases of the disclosure are particularly useful for accessing an oil drilling rig as they are independently supported with respect to the drilling rig, thus providing numerous safety improvements and advantages. Methods of using the portable staircases of the disclosure are also disclosed.

Abstract: An opening/closing device for a vehicle sliding-window panel, includes a sliding-window panel opening and closing an opening part provided in a vehicle body, upper and lower guide rails to support the sliding-window panel to slide, and a slide driving mechanism fixed to one guide rail either the upper or lower guide rail. The slide driving mechanism includes a motor, a lead screw rotated by driving the motor, and a screw nut which is screwed with the lead screw to linearly move in a longitudinal direction of the one guide rail by rotation of the lead screw and is coupled with the sliding-window panel to operate the sliding-window panel to open and close by the linear movement. The one guide rail is integrally formed with a first and second supporting portions which rotatably support both end portions of the lead screw respectively.

Abstract: Systems, methods, devices, and computer-readable media for lanyard detection applications. A lanyard attachment assembly may include a moveable element configured to be displaced in response to attachment of a lanyard device such that one or more sensors detect the attachment. In response to one or more operator inputs, an alert may be generated if determined that a lanyard device is not attached.

Abstract: A toe space module for elevating platforms, wherein the module wraps around the edges and bottom of the platform in order to transform tension stress into shear and compression stresses. Also, a platform with a toe space module attached, and method for manufacturing the platform and toe space module. Also, a combination toe space module and step, a platform with the combination toe space module and step, and methods for manufacturing the platform with the combination toe space module and step.

Abstract: An external drum brake anti-falling device includes a carrier having an accommodating chamber and a main shaft crossingly arranged in the accommodating chamber for supporting a rotating drum to autorotate, wherein the rotating drum has a life belt coiled thereon, a brake unit arranged at an end thereof, and a drum brake module, which includes a base, mounted in the accommodating chamber, and a passive ring, mounted on the base. The base has a through hole axially and penetratingly arranged thereon and a slit communicating an inside and outside of said through hole. The wall surface of the through hole is a first ring surface. An outer diameter of the passive ring is a second ring surface. The passive ring has internally ratchet teeth arranged therein. when the life belt drives the brake unit to be engaged with the ratchet teeth, thereby buffering the rotating drum and the life belt.

Abstract: A roller assembly includes an L-shaped bracket and a support bracket, each having a preformed bend that is greater than ninety degrees, but that when under a load of a sliding side door of a vehicle, is configured to decrease under the load to ninety degrees. The roller assembly also includes a roller arm supported between the L-shaped bracket and the support bracket and extending laterally from the brackets for engaging a rail on the body of the vehicle. A spacer is included between the roller arm and the support bracket, preventing contact between them and thus allowing for decreased friction between them.

Abstract: The safety of scaffolding is enhanced by providing a scaffolding toe board system comprising a plurality of toe boards constructed of a panel and a pair of brackets used to couple the ends of the panel to adjacent support posts of the scaffolding. The brackets are all identical, quick and easy to deploy, and designed so that the brackets of two toe boards coupled to the same support post will not interfere with each other.

Abstract: A wand for a blind assembly comprising (a) an elongated member, (b) a rotatable member located at or adjacent one end thereof, (c) guide member located at or adjacent another end thereof; and (d) a cord having a loop, wherein the loop passes from a position remote from the rotating member, engages the rotating member, passes about the guide member and returns to the remote position after reengagement of the rotating member, wherein the loop adjacent to or within the elongated member is retained between the rotating member and the guide to restrict movement of the loop perpendicularly of the elongated member, and wherein the loop remote from the rotating member is adapted to engage and rotate a drive member of a blind assembly.

Abstract: An assembled and disassembled window frame structure includes a sliding window frame, within which two pieces of movable glass are mounted. The sliding window frame is provided with a rail. The rail at an upper side of a movable glass defines a section of notch, through which the moveable glasses can be removed upwards. A trim strip for sealing the notch is detachably mounted in the notch. A cover plate is detachably mounted at an upper side of the trim strip. A latch is fixedly mounted on the sliding window frame. The latch is located at an upper side of the cover plate and is configured to fix the cover plate and the trim strip.

Abstract: Ladders and ladder components are described herein, including multipurpose and adjustable ladders. In one embodiment, a ladder includes a first assembly having rails and rungs, a second assembly having rails and rungs, and one or more hinges coupling the first and second assemblies together such that the first and second assembly may be positioned relative to one another in at least a position or state and at least a second position or state. A top cap is coupled to the rails of the first assembly, such that when the first and second assemblies are in the first position, the rails of the second assembly do not contact the top cap. When the first and second assemblies are in the second position, each rail of the second assembly is at least partially nested in one of a pair of channels formed in the top cap.