Abstract: The present disclosure provides an urban forest garden building and a building group. Each odd-numbered floor includes a first apartment and a second apartment. A first hanging greenery platform of each odd-numbered floor corresponding to the first apartment is arranged in a first direction, and a second hanging greenery platform of each odd-numbered floor corresponding to the second apartment is arranged in a second direction. Each even-numbered floor includes a third apartment and a fourth apartment. A first hanging greenery platform of each even-numbered floor corresponding to the third apartment is arranged in a third direction, and a second hanging greenery platform of each even-numbered floor corresponding to the fourth apartment is arranged in a fourth direction. A high window or a laterally-opened window is arranged at an external wall of an upper floor located immediately above a current floor with the hanging greenery platform and the hanging greenery platform.

Abstract: A multi-story residential building complex. The building complex includes two ground floor single-story units that each have a front facing entry directly accessing each unit. The building complex further includes up to four second floor units that each have direct stair or elevator access from their ground floor entries. Each building has a front facing the street and a back with a garage unit having one or more parking spaces facing the alley. This configuration allows occupants direct access to their units without the need for common access ways, while simultaneously allowing for improved support for increased population density within a residential area. The present multi-story housing building eliminates the high initial and operating costs of common areas and provides an efficient and economical alternative to current building types.

Abstract: A fire escape chamber includes a hermetically sealable outer cage with outer side wall elements, with an outer floor element and with an outer ceiling element. Fire protection insulation layers are provided on the inner sides of the outer elements with some fastened by pin elements, which protrude from the outer side wall elements and from the outer ceiling element into the respective fire protection insulation layers. An inner cage has inner side wall elements, an inner ceiling element and an inner floor element. The inner floor element is mounted in a supporting manner on the fire protection insulation layer of the outer floor element. The inner side wall elements and the inner ceiling element are formed by a plurality of support structure elements, on the inner sides of which panels are, in turn, fastened. The support structure elements are located at spaced locations from the pin elements.

Abstract: A modularly constructed hospital which consists of stackable modules for patients and which is accessed from the outside by means of a service tower without the access paths and the paths for the patients intersecting with each other.

Abstract: A parking space arrangement for vehicles is proposed, wherein the parking space arrangement includes a plurality of parking spaces, wherein at least one vehicle can be parked in each parking space, and wherein two adjacent parking spaces are each at an angle of between 15 and 50 degrees with respect to each other.

Abstract: The invention concerns the field of support devices for equipping various types of structures. More particularly, the invention concerns a support device (100) comprising a plurality of force transmission parts (1, 2a, 2b) in mutual contact so as to transmit forces directed substantially in a predefined direction (D). One of the parts has a convex surface (1a, 1b), another having a concave surface (20a, 20b) with a larger radius of curvature. The convex surface is in contact with the concave surface in a contact area. At least one of the force transmission parts comprises a block of homogeneous material having at least one recess (4) in a portion substantially aligned with the contact area along said predefined direction.

Abstract: Disclosed herein is a refuge comprising a roof; at least four wall members each fixedly attached to the roof, wherein the refuge has a width of 60 inches or less, and wherein each wall member comprises a ballistic material; a door disposed in a first wall member, wherein the door has a width of at least 18 inches; a power system disposed within the enclosure, the power system comprising a primary power source and a secondary power source; and an armored air purification system configured to provide purified air to the enclosure.

Abstract: The present invention broadly comprises a method and apparatus for constructing a concrete lower. In one embodiment, a tower construction apparatus includes an alignment jig and a pre-cast concrete element located on the alignment jig.

Abstract: A tent frame includes supporting poles and an upper frame connected to the supporting poles. The upper frame includes a guide pole, first and second connectors, upper connecting units, and a driving mechanism. The first and second connectors are coupled with the guide pole. Each upper connecting unit includes one or more upper pole pairs. Each upper pole pair includes two upper poles pivotally connected to each other and forming an “X” shape when unfolded. Of the upper pole pair proximal the guide pole, one upper pole is pivotally connected to the first connector and the other upper pole is pivotally connected to the second connector. The driving mechanism includes a motor for moving one or both of the first and second connectors along the guide pole, a power source for providing power to the motor, and a controlling device for controlling the motor.

Abstract: A bed top comprising a canopy frame having left and right rear telescopic supports mounted in a bed of a recreational vehicle. The canopy frame may be covered with a canopy or tarp to provide cover for the bed, and the canopy frame and canopy can be rotated 180 degrees forming a shade off the bed of the vehicle, or the canopy frame can be removed from the vehicle and left and right front telescopic supports placed under a left front corner and a right front corner, respectively, and the canopy frame covered with a tarp forming an enclosure that can be used as a hunting blind. A length adjusting means and a width adjusting means may be integrated in the canopy frame to adapt to varying bed sizes. The bed top may also include left and right leg mounts for the left and right rear telescopic supports, respectively.

Abstract: A tent assembly has a supporting frame and a rainfly. The supporting frame has a top base and multiple supporting rod units. Each supporting rod unit has a top rod, a first joint, a middle rod, and two hooks. The first joint is connected with the top rod and has a pivotal center. The middle rod is connected with the first joint. The hooks respectively have an end pivotally connected with the first joint respectively at positions away from the pivotal center of the first joint. The rainfly is connected with the supporting frame and has multiple connection units. Each connection unit has multiple connection ropes and at least one elastic belt. The at least one elastic belt is mounted around the hooks of a corresponding one of the supporting rod units.

Abstract: Disclosed are tent frames, and centralized locking and unlocking mechanisms for tent frames. A centralized locking mechanism includes a slider coupled with the first connector movably disposed on a central pole, and a fastening assembly coupled with the slider. The fastening assembly includes a fastener configured to selectively couple the second hole of the slider with the first restricting hole of the central pole and thus restrict the slider from moving along the central pole, and decouple the second hole of the slider from the first restricting hole of the central pole and thus allow the slider to move along the central pole. An unlocking mechanism is disposed at the lower end of the central pole for selectively unlocking the centralized locking mechanism.

Abstract: A lock plate for use as a guard for a latch bolt of a spring lock. The lock plate has a flat face portion with a curved first end and an L-shaped second end including a curved outwardly and forwardly extending arm. A recess is formed in the flat face portion from which a tongue extends. The lock plate is configured to nest on a striker plate of a spring lock for attachment with same screws by which the striker plate is attached to a door jamb. The outwardly and forwardly extending arm and the tongue blocking access to the latch bolt by a foreign object such as a credit card.

Abstract: A key cylinder device includes a cylindrical rotor case, a rotor rotatably enclosed in the rotor case, a sleeve fixedly disposed between the rotor and the rotor case, and a tumbler moving in a radial direction inside the rotor by insertion and extraction of a mechanical key into and from the rotor. The sleeve includes a hole not engaged with the tumbler by the insertion of the mechanical key and engaged by the extraction of the mechanical key, and a dividing wall formed at a middle of the hole, the dividing wall receiving the tumbler. A part of the dividing wall is engaged with a recessed groove formed on an inner peripheral surface of the rotor case.

Abstract: An electronic door lock including a magnetometer, an accelerometer, and a processor. The processor is configured to determine a status of a door with respect to a door frame using data provided by the accelerometer and magnetometer which collectively generate acceleration data, velocity data and positional data of the door. The processor provides data to a user interface or an alert device indicating one or more of: door open angle, prep-less door position, an acceleration alert, a door position alert, door sag, door frame rub, and triangulation of an intruder.

Abstract: An electrostatic lock (ESL) relates to devices for fixing and holding in a fixed state, relative to one another, individual parts or elements of various mechanisms and devices. An ESL provides the possibility of subsequent disengagement and functions by means of the electrostatic (Coulomb) force of attraction between electrodes charged with opposite electrical charges and separated by a thin layer of a dielectric material. The ESL guarantees fixing of the elements upon closing. The ESL includes a rectifier in the ESL power-supply circuit which blocks the reverse current of a discharge through a power-supply element, and stabilizes the process of accumulating electrical charges of the opposite sign on another electrode by means of the effect of electrostatic induction caused by the charges on the first electrode, which is charged with the help of the rectifier, and all of which, together, guarantees closing of the ESL.

Abstract: It is presented a lock device comprising: a controller configured to determine whether to open the lock device, wherein the controller is configured to provide an open signal when the lock device it to be opened, the open signal being a pulsating signal; a motor controllable to set the lock device in an open state or a closed state; and a motor driver connected between the controller and the motor, the motor driver comprising a capacitor providing a capacitive coupling between the controller and the motor, the motor driver being configured to provide a motor control signal to the motor to set the lock device in an open state only when a duty cycle of the open signal is less than a threshold duty cycle.

Abstract: A latching mechanism for a kennel includes a first horizontally extending latching bar, a second horizontally extending latching bar, the second bar extending substantially parallel to the first horizontally extending latching bar, and a vertically extending handle, the handle being coupled to the first horizontally extending latching bar at a first end and being coupled to the second horizontally extending latching bar at a second end, and being configured such that when moved in the vertical direction, the handle rotates the first and second horizontally extending latching bars.

Abstract: A strap for a security device has a core (12,62) within a flexible sleeve (14,64), and the sleeve is extensible independently of the core such that the core is not under tension. Because the core is not under tension, it is more difficult to cut and substantially inhibits, if not prevents, cutting of the sleeve. The core may take various forms which resist cutting in different ways. Examples are elongate, normally metallic planar bodies (12,34,38) having longitudinal flexibility but resistance to lateral flexure, and extensible springs (16,22,26). The sleeve (14,64) can also be designed to complicate any attempt to cut the strap as a whole, and may comprise multiple layers (76,78).

Abstract: A cable lock assembly for securing an object to a securing structure. The cable lock assembly includes a flexible cable extending from a first end segment to a second end segment. A connecting portion of a collar is connected to the first end segment of the cable, and a flexible portion of the collar extends away from the connecting segment to a distal end. A lock is fixed to the collar. The flexible portion of the collar is movable relative to the flexible cable from an open position to a closed position to open and close the collar. The lock can lock the collar in the closed position around an object.

Abstract: An electronic lock includes a base, an electromagnetic mechanism, a connecting mechanism, a clamping mechanism and a magnetically-attractable plate. The base has an opening The electromagnetic mechanism has a protrusion block. The electromagnetic mechanism is installed within the base. The protrusion block is penetrated through the opening and exposed outside the base. The connecting mechanism is connected with a rear cover. The clamping mechanism is arranged between the connecting mechanism and the electromagnetic mechanism. Moreover, the magnetically-attractable plate is connected with the clamping mechanism. When the electromagnetic mechanism is electrically conducted to generate a magnetic attraction force, the magnetically-attractable plate is attracted by the magnetic attraction force, so that the clamping mechanism is attracted on the electromagnetic mechanism.

Abstract: The invention relates to a door lock or flap lock comprising a locking mechanism that has a rotary latch and a pawl for locking the rotary latch. Said type of lock is also described in DE 103 20 457 A 1. The aim of the invention is to provide a lock with a position securing system with low technical complexity. Said aim is achieved by a lock with a locking mechanism comprising a rotary latch and a pawl for locking the rotary latch. The lock comprises a position securing system for a locking or anti-theft device. A spring is used for securing the position. Said spring is embodied as a dual-acting clamping spring. A tilting mechanism tilts a slot thus securing the position of the slot if excessively accelerated. As a result, an undesired movement of the slot is inhibited and the position thereof is thus improved.

Abstract: The invention relates to a motor vehicle door lock equipped with a locking mechanism essentially consisting of a rotary latch and a pawl, and with a locking element (2) for a locking lever (3). The locking element (2) prevents the locking lever (3) from moving into the locking position thereof when the rotary latch is open. In order to do so, the locking element (2) abuts the locking lever (3) to block same when the locking lever (3) is in the released position. According to the invention, the locking element (2) is designed as a locking nose (2) that is connected to a rotary latch-querying element (6).

Abstract: A housing for a vehicle latch is provided. The housing having a fluid pathway extending from an interior of the housing to an exterior of the housing through a perimeter wall, wherein the fluid pathway is defined by an inclined surface that extends downwardly and away from an interior of the housing to an exterior of the housing.

Abstract: A latch device includes a case, a rod juts out from inside the case so as to adopt an advanced position, a rod biasing member biases the rod in a jutting out direction pushing the rod out from inside the case, a lock mechanism that includes a slide cam that moves together with the rod in the jutting out direction and a rotation cam that is relatively rotatable with respect to the slide cam about an axis of the rod, with the lock mechanism locking the rod in a retracted position in the case due to the rotation cam engaging with the slide cam and rotating due to the rod being pressed in, a guide mechanism for rotating the rod about the axial direction thereof when the rod is advancing or retracting, and an engagement portion that engages with an engaged portion when the rod has been locked.

Abstract: A sliding door latch for a vehicle may include a striker mounted on inner surfaces of a front sliding door and a rear sliding door opening a vehicle body opening formed in a vehicle body by moving forward and backward in a longitudinal direction of the vehicle, which faces a vehicle compartment, a latch device suspending the striker to fix or release the striker, and a release operating device configured to release the latch device by operating door handles installed in the front sliding door and the rear sliding door, respectively.

Abstract: A vehicle door handle apparatus is disclosed that generally includes a structural core and an outer layer. The structural core has an outer surface, a base portion, and a handle portion that extends from the base portion. The outer layer extends about and covers the outer surface of at least the handle portion of the structural core. The structural core is made of a first material that contains an engineering thermoplastic and glass fibers for reinforcement. The outer layer is made of a second material that contains the engineering thermoplastic and a milled material to give the outer layer a metallic surface finish. Non-limiting examples of the engineering thermoplastic are polyoxymethylene and polybutylene terephthalate. A method is also disclosed for producing an injection molded component having a metallic surface finish such as the disclosed vehicle door handle apparatus.

Abstract: A casement latch with fix position device includes a base including a shaft hole, first and second sets of two raise plates, and a slide accepter; two opposite blade springs each fastened between the raise plates of the first set of raise plates or the second set of raise plates; a rotary bolt including a shaft short side on a first surface, a shaft long side on an opposite second surface, a square through hole the first and shaft long sides, an engagement member, and a rotary bolt interface wherein the shaft long side is between the blade springs and into the shaft hole; a cover plate releasably secured to the base and including a shaft hole with the shaft short side rotatably disposed therein; and a lever assembly co-rotated with the rotary bolt and releasably secured to a casement, the cover plate, and the base.

Abstract: A luggage door hinge includes: a front side attachment section configured to be rotatably supported by a vehicle body; a rear side attachment section that extends along a vehicle body front-rear direction in a closed state of a luggage door that opens and closes a luggage room, and is configured to be fixed to the luggage door; a curved section that curves in a substantially circular arc shape between the front side attachment section and the rear side attachment section, toward a vehicle body lower side in the closed state of the luggage door; and a coupling member that couples together an intermediate portion of the curved section and the rear side attachment section.

Abstract: In an aspect, a vehicle door control system is provided for a vehicle having a vehicle body and a vehicle door. The door control system includes a check arm mounted to one of the vehicle body and the vehicle door, a check arm holder at least a portion of which is mounted to the other of the vehicle body and the vehicle door, and a controller. The controller is programmed to apply a resistive force on the vehicle door based on a determination of whether an obstacle is approaching the vehicle, data relating to the obstacle, and a position of the vehicle door.

Abstract: A door damper (100) is made preferably of heat-resistant plastic material and comprises a damper element (150) as well as a pestle (110) that is securely guided in the housing (120) of the door damper. As an integrated structure, it can be mounted at any suitable location at a household appliance (160) that is cool and the pestle (110) can directly contact the front door (220, 300). Beneficially, it comprises an orifice (140) at the housing (120) to fix it at a sidewall of a household appliance (161) or at the front door (220, 300). Beneficially, the door damper also comprises a switch (145) that allows switching a door alarm, a light or influencing cooking functions.

Abstract: A door closer assembly for an entryway device having a position sensor that assists in determining the location of the door closer assembly, and thus the location of the associated entryway device, relative to at least an entryway. The position sensor can be coupled to, and/or part of, the door closer assembly. Information obtained by the position sensor may be used by one or processing devices of an access control system to determine whether the door closer assembly and/or the entryway device is at the closed location, among other locations, as well as the direction(s) of displacement of the entryway device. Such information may be utilized in calibrating other devices, as well as determining the occurrence of a number of events, including unauthorized displacement or holding of the entryway device. A timer may also be utilized to further evaluate the nature of the displacement of the entryway device.

Abstract: Retractable floor barriers are provided that can be quickly opened and closed by pneumatic actuators and operated by the closing and opening of an electrical circuit. The retractable floor barriers can be used at the docks of trains and subway stations to prevent accidental falls therefrom.

Abstract: A covering assembly for a building opening is disclosed, which includes a first frame and a second frame with one in front of the other. The first frame has a first shield structure provided thereon to shade or open a surrounded opening of the first frame, and the second frame has a second shield structure provided thereon to shade or open a surrounded opening of the second frame. The first frame further has a first positioning structure, and the second frame has a second positioning structure, wherein the second positioning structure and the first positioning structure are mortised together, so that the first frame and the second frame could be quickly aligned with each other and mortised together while installing.

Abstract: A novel and useful frameless supplemental window for fenestration incorporating infiltration blockers suitable for use with existing windows. The supplemental window, in one embodiment, comprises plastic sheet material with bullnose edging around it. Corner braces add rigidity and strength to corners in several embodiments. An attachment mechanism secured either to the sheet material or the bullnose edge functions to fasten and/or seal the supplemental window to an existing window. Infiltration blockers fastened to the sheet or bullnose prevent or minimize air leakage around various window elements. The bullnose edging and infiltration blockers function to substantially enclose (i.e. trap) a volume of air between the window pane and the plastic sheet material. The supplemental window is configured such that the layer of air enclosed is of an optimum thickness within a preferred range of 0.15 to 0.75 inches to maximize thermal insulation properties of the supplemental window.

Abstract: An insulating gas unit, and a method and apparatus for filling and sealing the insulating gas unit with an insulating gas, such as argon or krypton. The insulating glass unit includes a spacer frame having at least one elongated or oblong opening dimensioned to receive a gas filling nozzle. A mating elongated or oblong plug is dimensioned to be received within the opening in order to seal the insulating space of the insulating gas unit. A dimpling tool engages with the plug to form dimples that secure the plug in the opening.

Abstract: Certain example embodiments relate to a glazing assembly including a first glass substrate. A radiation shield covering, directly or indirectly, at least a part of a peripheral edge area of the first glass substrate. A dual junction solid-state heat flux sensor includes a first junction oriented in the assembly at a first location at which radiation from a radiation source is receivable through the first glass substrate; a second junction oriented in the assembly at a second location that is blocked from the radiation source by the radiation shield; and circuitry configured to generate a signal based on a differential between transduced voltages respectively generated at the first and second junctions. A control module may be configured to receive the signal and selectively generate an action responsive thereto.

Abstract: A core for a fire rated door includes a fire resistant center panel and an extruded fire resistant border. The fire resistant center panel has a bottom, a top, a first side, a second side, a first end and a second end. The fire resistant center panel is made of a first fire resistant material. The extruded fire resistant border is attached to the first side, the second side, the first end and the second end of the fire resistant center panel. The extruded fire resistant border is made of a second fire resistant material having a higher density than the first fire resistant material.

Abstract: Example room dividers are disclosed herein. An example room divider includes a first panel and a second panel. A first seal between the first panel and the second panel is to provide a first line of contact with at least one of the first panel or the second panel. A second seal between the first panel and the second panel is to provide a second line of contact with at least one of the first panel or the second panel. A touch-and-hold fastener connects the first panel and the second panel. The touch-and-hold fastener is positioned between the first line of contact and the second line of contact.

Abstract: The invention generally concerns an improved method for suspending and locking sliding means, which means it will no longer be necessary for an additional conduction structures at the bottom of the frame. By using the suspension system of this invention, it is no longer necessary to insert a bearing frame or framework in the window glass element, which makes it possible to realise seamless glass sections. Further, due to the absence of the additional conduction structures at the bottom of the frame element the indoor floors can pass into the outdoor floors without any barriers. The invention is based on using lifting and conduction structures as used in hermetic sliding doors, for opening and closing a window glass element where the edges of the window glass element have flexible sealing elements lying against the wall and the floor in the closed position of the window glass element.

Abstract: The present invention concerns a fast roll-up door for closing an aperture (20), said roll-up door comprising: (a) a curtain (1) having two opposite and parallel lateral edges extending along a longitudinal direction, and two opposite end edges joining the lateral edges, each of the two lateral edges being held in, (b) a pair of elongated guiding rails (4) suitable for holding the lateral edges of the curtain, and for guiding them as the curtain is being wound or unwound about a rotating axle, X1, characterized in that, the curtain comprises at least one resilient portion (3a) extending parallel to said lateral edges, said resilient portion being suitable for reversibly stretching along a transverse direction, normal to the longitudinal direction, from a rest configuration, L0, to a stretched configuration, L1=L0+?L, upon application of a pressure, P, applied substantially normal onto the surface of the curtain, and for returning substantially to its rest configuration, L0, upon release of said pressu

Abstract: The present disclosure is related to a unitary assembly for an architectural fenestration, providing dynamic solar heat gain control, which (1) provides a track-based frame structure/blind combination in which the blind is self-correcting should the blind material fall outside of the track; (2) provides directional shading, where the assembly provides for dynamically controlling the amount of light allowed to reach the heat storage unit; (3) provides a blind motor without limiter switches and with a quick-release slip-ring; and (4) provides a heat storage unit which is a thermally efficient, transparent and translucent structure, with which gain from sunny winter days is greater than nighttime loss, so as to provide supplemental heat.

Abstract: Blinds system (1) for installation next to a window or door pane (10) or which can generally be used as partition, the blinds system (1) consisting of a blinds (12) whose two ends are fixed to the pair of battens (4), a pair mutually opposed longitudinal and parallel guides (2), mutually operating blinds battens (4;5) by the means of magnets (8;8a) for shifting blinds (12), where at the end of the battens (4;5) are arranged end parts (3;3a) each containing at least one magnet (8;8a) where magnets (8; 8a) are arranged to be in the opposite magnet pole in order to mutually attract each other, where longitudinal guides (2) are arranged to receive end parts (3) of the battens (4). Longitudinal guides (2) for guiding blinds battens (4) and for holding the blinds (12) in one plane preventing their deflection have U shaped hollow square or rectangular cross-section outline. Longitudinal guides (2) comprise two mutually oppositely arranged longitudinally extending ribs (13).

Abstract: The present invention discloses a new-type draw cord curtain structure, including an upper track. A side of a lower end of the upper track is mounted with a moveable curtain body. An upper end of the moveable curtain body is connected with the upper track. The upper track is mounted with a moveable draw cord. One end of the moveable draw cord is connected with the moveable curtain body and the other end of the moveable draw cord droops to the side of the lower end of the upper track across the upper track. The upper track is mounted with a plurality of extension tubes corresponding to the moveable draw cord. Extension tube through holes which are perforated completely from the top down are provided on the cores of the plurality of extension tubes. Upper ends of the plurality of extension tubes are mounted to the upper track.

Abstract: A zebra shade includes a spool unit rotatably mounted to a supporting member. The spool unit includes first and second spools. A weight unit includes a weight rod and a positioning member movably mounted on the weight rod. A first shade includes first densely textured portions and first hollow portions alternating with the densely textured portions. The first shade further includes first and second engagement portions on two opposite ends thereof. The first engagement portion is mounted to the first spool. The second engagement portion is mounted to the weight rod. A second shade includes second densely textured portions and second hollow portions alternating with the second densely textured portions. The second shade further includes third and fourth engagement portions on two opposite ends thereof. The third engagement portion is mounted to the second spool. The fourth engagement portion is mounted to the positioning member.

Abstract: The invention relates to a panel shutter (10) for opening and closing a doorway (15) having a door blade (11), the door blade (11) comprises several rigid shutter elements (12) which are hinged with each other. Further damage to the panel shutter (10) caused by a deformation (22) of the door blade (11) and/or at least one shutter element (12) is avoided by a detection arrangement (24) for detecting a deformation (22) of at least one shutter element (12).

Abstract: The present invention concerns a fast roll-up door for closing an aperture (20), said roll-up door comprising: (a) a curtain (1) having two opposite and parallel lateral edges extending along a longitudinal direction, and two opposite end edges joining the lateral edges, the curtain comprising a continuous bead (3b) extending parallel and adjacent to each of the two lateral edges, said continuous beads (3b) being held in, (b) a pair of elongated guiding rails (4) suitable for interacting with the continuous beads (3b) of the lateral edges of the curtain, for holding said lateral edges, and for guiding them as the curtain is being wound or unwound about a rotating axle, X1, characterized in that, the curtain comprises a plurality of windows (8) of same geometry and evenly distributed along a line the continuous beads (3b) of the lateral edges of the curtain and in that, the roll-up door further comprises a speed device (10) for detecting and monitoring during the winding and unwinding of the curtain about

Abstract: Systems and methods of fencing systems are provided that incorporate tri-truss assemblies and/or self-closing gates. A tri-truss assembly may provide stability and support to a gate that is part of a portable or temporary fencing system. A tri-truss assembly may be configured to support a self-closing gate that is part of a pool fence. A tri-truss assembly may include three vertical support members. Two of the three vertical support members may include pins configured to be placed within pre-drilled holes in a surface in order to maintain the tri-truss assembly upright. A third vertical support may be a different length (shorter or longer) than the first two vertical support members and include an adjustable foot, such as a threaded bolt, configured to contact the surface and provide additional stability and/or support.

Abstract: Fall protection device for a rescue cage of an aerial ladder, in particular for firefighting vehicles, comprising a retractable fall protection device having a body with a first and a second end, opposite to said first side, wherein said first side is individuated by an opening through which a relative self retractable safety belt slides, deflecting means arranged in front of said first side and spaced apart from said first side, supporting means comprising a joint connected to said second side of the body and supporting said deflecting means so as to be in front of said first side and spaced apart from said first side.

Abstract: Step adapters for a rung ladder to provide an increased support surface or area is described. In one embodiment, the step adapter includes a brace, a platform, a lock and a safety bar. The lock, safety bar and platform are provided to structurally engage or embrace a rung of a ladder, and the brace supports the adapter against the rails of a ladder so that in total the step adapter provides an extended step structure to ease standing on the ladder, especially for an extended period of time. In another embodiment, the step adapter includes brace, platform and lock sections, where the platform section side edges are configured to lock the step adapter in place on a rung of a ladder. A tray overlay is also described which when used in combination with the step adapter (which serves as a support) provides a service area for holding work-related items.