Abstract: A broom for clearing a surface is provided, and includes an elongate body having a first end and an opposite second end; a plurality of bristles extending downwardly from an attachment mechanism removably attached to the first end of the elongate body; and a reinforcer configured to be removably attached to a rear side of the attachment mechanism such that the reinforcer covers substantially all of the plurality of bristles when viewed from the rear side of the attachment mechanism.

Abstract: A side shift push frame assembly including a bracket arranged on a first side and configured to be attached to a vehicle, a frame configured to be attached to the bracket, a mold board support beam arranged on the frame on a side opposite to the bracket, and configured to be attached to a mold board. An actuator is configured to be attached to the mold board for moving the mold board in a lateral direction relative to the frame while the frame remains in a fixed position.

Abstract: Offshore structure comprising a pile of a foundation and at least one offshore element, mounted on the pile, forming a slip joint, wherein between an inner surface of the offshore element and an outer surface of the pile: —a coating, especially an anti-fouling coating is provided, increasing friction between the said two surfaces and/or preventing corrosion of one or both of said surfaces and/or—at least two spaced apart areas are provided with a substance, forming a seal between the said outer surface and the said inner surface, near an upper end of the pile and the off shore element and between a lower end of the off shore element and the pile.

Abstract: A foundation treatment method for piling a foundation structure by penetrating a hardpan layer, i.e., a Deep Slurry Mixing method, comprising following steps: disturbing, by a mechanical device, a location where the foundation structure is to be piled, so that the mechanical device penetrates the hardpan layer of a natural foundation; then injecting clay slurry into the hardpan layer of the natural foundation by a pumping device, an improved foundation is formed after mixing; and piling the foundation structure. The method can change soil property of the original natural foundation, break the hardpan layer, reduce piling resistance of the steel plate cylinder or similar foundation structure, reduce uneven force during the piling process and improve driveability.

Abstract: The invention relates to an anchor device for a prestressed diaphragm wall (2), comprising at least one prestressing reinforcement (3) and a sleeve (5) encasing said at least one prestressing reinforcement (3) and forming an anchorage for said at least one prestressing reinforcement (3) in the diaphragm wall (2), a length (Ld) of the anchor sleeve (5) being strictly less than a length (La) of said at least one prestressing reinforcement (3), the anchor sleeve (5) comprising a sealing material disposed in such a way as to coat each prestressing reinforcement (3), the anchor device (1) comprising a corrosion-resistant coating of each prestressing reinforcement (3).

Abstract: A cementitious composite for in-situ hydration includes a structure layer having a first side and an opposing second side, a cementitious material disposed within the structure layer, a sealing layer disposed along and coupled to the first side of the structure layer, and a containment layer disposed along the opposing second side of the structure layer. The structure layer has an intersection at the sealing layer and the containment layer that is at least partially fiberless. The cementitious material includes a plurality of cementitious particles. The containment layer is configured to prevent the plurality of cementitious particles from migrating out of the structure layer.

Abstract: An industrial machine includes a frame having a base and a boom, an arm movably coupled to the boom, an attachment, a conduit, a first member, and a second member. The boom has a first end coupled to the base and a second end opposite the first end. The arm includes a first end and a second end. The attachment is coupled to the first end of the arm. The conduit extends from the frame to the arm. The first member is pivotably coupled to the frame and supports a first portion of the conduit as the arm moves relative to the boom. The second member is pivotably coupled between the first member and the arm, and supports a second portion of the conduit as the arm moves relative to the boom.

Abstract: An attachment coupling device for heavy industrial equipment, includes a coupler body coupled to operation links of the heavy industrial equipment, a fixed hook fixedly mounted to the coupler body, a movable hook rotatably coupled to the coupler body, an actuator connected to the movable hook and rotatably connected to the coupler, and a pin locking unit rotatable through operation of the actuator, to lock a first pin of the attachment coupled to the fixed hook and the movable hook, to which a second pin of the attachment is coupled. The pin locking unit includes a pivot body rotatably coupled to the coupler body and connected to the actuator, a hook support for locking the movable hook, a pin support for locking the first pin, and a locking elastic member for preventing the pivot body from excessively pivoting in a release direction thereof.

Abstract: It is made possible to suppress variations of the speed of an actuator into which a regeneration flow rate flows, regardless of variations of the regeneration flow rate caused by posture changes of the front part and to enhance the operability when the front part moves in the free fall direction, and hydraulic fluid discharged from an actuator driving the front part is regenerated. Accordingly, a controller 19 of a hydraulic system is provided with a regeneration control calculation section 19b, and a pump flow rate control calculation section 19c, and when the regeneration control calculation section controls a regeneration valve 12 to perform regeneration, the pump flow rate control calculation section controls a pump flow rate regulation device 20 to increase the delivery flow rate of a hydraulic pump 1 as the angle of an arm 16 approaches the vertically downward direction based on posture information about the arm 16 acquired by an inertial measurement unit 31.

Abstract: A work vehicle includes a work implement and a controller. The work implement includes a vehicular body that travels in excavation, a boom pivotable with respect to the vehicular body, and a bucket pivotable with respect to the boom. The controller calculates a direction of a cutting edge of the bucket, determines a direction of movement of the cutting edge by an excavation operation such that an excavation angle between the calculated direction of the cutting edge of the bucket and the direction of movement of the cutting edge by the excavation operation keeps a predetermined angle, and causes the work vehicle to perform the excavation operation in the direction of movement.

Abstract: A method of stabilizing a small to mid-sized skid steer vehicles used to grade earth using a dozer blade in conjunction with GPS automatic grade control equipment. The main arm of the skid steer is retained at a specific height and the hydraulic controlling the main arm is limited. The height of the dozer blade is raised and lowered by affecting the pitch axis of movement of the blade and not by raising and lowering the main arm. The device is most suited to skid steer vehicles capable of using a variety of interchangeable front end accessories in addition to a dozer blade.

Abstract: An earthmoving machine comprises an implement. The implement defines a variable implement angle ?Bucket(t) indicative of a current position of the implement relative to horizontal as a function of time t. The implement comprises teeth extending a tooth height h and defining an active raking ratio r. Controllers are programmed to execute an implement teeth grading offset determination process that comprises determining a variable implement offset angle ?Delta(t) at least partially based on a difference between an original target design angle ?Tgt(t) and the variable implement angle ?Bucket(t), determining an implement offset IO based on h, r, and ?Delta(t), and determining a new target design elevation ElvTgt,New(t) based on IO and an original target design elevation ElvTgt,Orig(t).

Abstract: A hollow first accommodating case (28) is provided on a front part of a revolving frame (5) at a position on a front side of a fuel tank (23), and a fuel supply pump (34) for supplying a fuel stored in an external fuel storage source to the fuel tank (23) is provided on the fuel tank (23) by being connected. A fuel suction port (35) for sucking the fuel toward the fuel supply pump (34) is provided in the first accommodating case (28) by being opened to an outside, and a urea water tank (25) is provided by being accommodated in the first accommodating case (28). A water supply port (25G) of a urea water is provided in the urea water tank (25) by being opened to the outside, and the fuel suction port (35) and the water supply port (25G) of the urea water are juxtaposed and arranged in the first accommodating case (28).

Abstract: A main controller 28 performs automatic stop control to stop an engine in a case where a preset automatic stop condition is satisfied, and includes a power source control processing section 283 controlling power supplied from a capacitor to an electric or electronic facility 70. The power source control processing section 283 estimates a charge amount by which the capacitor 40 is charged by the alternator 41 while an engine 9 is in operation, estimates an electric discharge amount corresponding to power supplied from the capacitor 40 to the electric or electronic facility 70 while the engine 9 is stopped under the automatic stop control, and stops supply of power from the capacitor 40 to the electric or electronic facility 70 when the electric discharge amount is determined to be larger than the charge amount while the engine 9 is stopped under the automatic stop control. This allows reliable suppression of degradation of the capacitor while the engine is under the automatic stop control.

Abstract: A control device for a hydraulic machine such as a revolving excavator work machine having a structure that can cope with such an engine output decreasing environment as a work under a low atmospheric pressure at a high altitude without generating noise caused by engine rotation number increase. The control device corrects a control output value to be applied to an electromagnetic proportional valve for load-sensing valve control in a load-sensing type pump control system, based on a detected state quantity related to the engine output decreasing environment. When an engine speed-sensitive pump control system is adopted, a control output value generated based on a detected decrease in the actual engine rotation number is combined with a control output value generated by the load-sensing type pump control system.

Abstract: A work machine includes: a boom; a dipper stick attached to a distal end of the boom; a bucket attached to a distal end of the dipper stick; and a loading determination unit configured to determine that an operation of the work machine is a loading operation for loading an excavated matter into a loading target under a condition that the bucket moves across a reference level.

Abstract: A mobile work machine includes a frame and a ground engaging element movably supported by the frame and driven by an engine to drive movement of the mobile work machine. The mobile work machine also includes a container movably supported by the frame and an actuator configured to controllably drive movement of the container relative to the frame. The work machine also includes a control system configured to generate an actuator control signal, indicative of a commanded movement of the actuator, and provide the actuator control signal to the actuator to control the actuator to perform the commanded movement and an image sensor coupled to the mobile work machine, the image sensor being configured to capture an image of the container. The work machine also includes an angle determination system, communicatively coupled to the control system, configured to determine an angle of the container relative to the image sensor, based on the image of the container.

Abstract: The present invention relates to a water control system for the cold and hot water plumbing installations, for consumption or heating and gray water in a home, premises or building which increases water and/or energy efficiency of the installation by means of a method of operation which reduces the water consumption or energy used in its consumption and treatment: detecting and controlling water leaks, avoiding consumption of cold water which is produced while waiting for hot water to come out, reducing the energy required for consuming hot water, reducing consumption of water when it is used for the toilet together with a soap, foam or similar, measuring and controlling the proliferation of Legionella bacteria and other microorganisms, cleaning pipes and in general monitoring the control variables of a plumbing installation and its visualization and interaction by a user or a smart and autonomous IT system.

Abstract: A shower valve assembly configured to divert water between a tub port and a shower port. The diverter valve assembly position or state is changed by pushing a button connected to a stem and a poppet valve. When the water supply is turned off, a poppet spring shifts the poppet valve to a tub open position, and a check valve spring opens a check valve, allowing water from the shower port to flow out of the tub port.

Abstract: A method of retrofitting a drainage pipe is disclosed. The method provides removing a pre-existing bathtub drain of a pre-existing bathtub drainage system to expose the concrete-encased drainage pipe, attaching a gasket to an exposed end of the concrete-encased drainage pipe, attaching a drain body to the gasket, attaching a strainer to the drain body, and attaching the drain body to the concrete-encased drainage pipe via the gasket. The drain body and gasket create a water-tight seal with and between the concrete-encased drainage pipe when attached. The method enables a user to convert a pre-existing bathtub drainage pipe to a shower drainage pipe without the added necessity of digging into the concrete surrounding the pre-existing drainage pipe below the pre-existing bathtub drain in order to place a small piece of modern piping material and a secure fastener below the body of the shower drain.

Abstract: A self-sealing drain vent cover that allows for a vacuum to be created within piping of a plumbing fixture for unclogging purposes. The vent cover includes a rigid cover and a seal insert. The rigid cover includes a first tubular body and a first disk top to yield a closed off structure to support the seal insert. The first disk top is terminally and perimetrically connected to the first tubular body. The seal insert adheres to a surface around an overflow port to enclose said port. The seal insert includes a second tubular body, a second disk top, and an annular self-sealing mechanism. The second disk top is terminally and perimetrically connected to the second tubular body. The seal insert is mounted within the rigid body. The self-sealing mechanism is positioned adjacent to a bottom end of the second tubular body and is concentrically mounted to the second tubular body.

Abstract: An adjustable P-trap for a sink is presented. The P-trap has a semi-rigid J-shaped tube with a diameter between one inch and two inches. The J-tube has a long end to connect to a sink drain and a short end to connect to a wall drain. When the long or short end do not reach the appropriate drain an extension tube is cut to length during installation. The long end of the J-tube has threads constructed to receive a threaded adapter and the short end of the J-tube also has threads constructed to receive the extension tube. When a first hose clamp (4a) to clamp the threaded adapter in the long end of the J-tube. When the extension tube is used, the extension tube is mated with the appropriate end and hose clamp is used to secure the two together. The extension tube is then mated to the sink or wall drain.

Abstract: The present invention aims for providing an excrement treatment device capable of directly discharging sewage in a sewage tank to the outside sewers by a compressed air supplied from the excrement treatment device. The present invention includes a step of opening a suction port of a suction valve 44 of a sewage tank 19 and closing a water discharge valve 46 of the sewage tank 19; a step of sucking air in the sewage tank 19 from an air inlet/outlet 45 of the sewage tank 19 and sucking a sewage from a pipe connected to a suction port of the suction valve 44 to store the sewage; a step of closing the suction port of the suction valve 44 of the sewage tank 19 and opening the water discharge valve 46 of the sewage tank 19; and a step of injecting a compressed air into the air inlet/outlet of the sewage tank 19 to discharge the stored sewage to an outside from the water discharge valve 46.

Abstract: A system and method for an underground stormwater storage system which may comprise a pit, a structure, and a liner. The structure may be disposed within the center of the pit and surround by the porous backfill and wherein outlets are disposed on the crown of the structure. A liner may form the outer layer of the pit. A method for releasing stormwater may comprise capturing stormwater from a surface, containing the stormwater within a structure, releasing a volume of the stormwater from the structure and draining an additional volume of the stormwater from the crown of the structure from an outlet when the structure is capturing more stormwater than it is releasing.

Abstract: Methods and systems for equipping a toilet with hygiene and safety features by controlling and reducing potential escape of liquid waste from the toilet.

Abstract: A reinforced compound concrete beam-column joint containing demolished concrete lumps and a construction method are disclosed. The steel strip stirrups configured to constrain column longitudinal reinforcements of the reinforced compound concrete column containing demolished concrete lumps and the steel connection sheets with grooves are arranged in joint at positions of the upper and lower beam longitudinal reinforcements of the reinforced compound concrete beam containing demolished concrete lumps. The steel strip stirrups abut against the column longitudinal reinforcements. The steel connection sheets are welded to the steel strip stirrups. One end of the short steel bars with threads at one end is welded into the grooves of the steel connection sheets, and the other end is connected to the beam longitudinal reinforcement via a steel sleeve. The joint prevents the beam longitudinal reinforcements from passing through the joint and thus causing reinforcements congestion.

Abstract: Modular units for use in creating structures, such as accessory dwelling structures, and related methods. In some embodiments, such structures may be constructed by combining an anchor unit with one or more sub-units by facing open sides of the various units towards each other and coupling them together. In some embodiments, one or more of the units may further comprise one or more partially open sides that may be formed using structural members positioned adjacent to an edge of the unit(s). Preferably the units are formed in a similar shape and/or size to standard shipping containers for ease of transport.

Abstract: The present invention relates to an apparatus for manufacturing a 3D element of an architectural structure. The apparatus includes: a transfer arm unit installed movably along 3D locations; a material supply unit placed at one side of the transfer arm unit to supply construction materials necessary for the manufacture of the architectural element and fillers necessary for the formation of a space in the architectural element; and a control unit controlling the operations of the transfer arm unit and the material supply unit while moving in response to positional information included in data on the shape of the architectural element such that the construction materials and the fillers are stacked on a base plane where the architectural element is to be manufactured. The control unit controls the supply of the construction materials to locations corresponding to the element of the architectural structure and the supply of the fillers to locations corresponding to the space defined by the architectural element.

Abstract: A mobile 3D printing device, system and method based on the addition of material intended to be attached to a lifting device with a single lifting cable or chain, including a printing head adapted to receive material and depositing it; fixing means adapted to link the printing head to the lifting device, and stabilization means adapted to stabilize the position of the printing head by a gyroscopic effect. The printing device enables the control of the printing of a structure to be printed, in particular the position of the printing head, to reduce the labor costs and the time to install such a device on a standard crane provided with a hook.

Abstract: Embodiments of an expansion joint are provided. The expansion joint is configured to cover a gap between a first architectural surface and a second architectural surface. The expansion joint includes a panel having a first surface and a second surface in which the second surface is opposite the first surface. When the panel covers the gap, the panel is magnetically connected to both of the first architectural surface or the second architectural surface. The expansion joint may also a tether to connect the panel to the architectural surfaces when the panel becomes dislodged.

Abstract: The building insulation system includes a reflective, non-porous bag filled with thermal insulation material. The covering of the bag is made from reflective polymeric facer or plastic, which facilitates reflection of thermal energy radiation. The reflective non-porous bag provides a thermal barrier for conduction, convection and radiation aspects of thermal energy transfer.

Abstract: Fire resistant glazing units, processes for the manufacture of such fire resistant glazing units, the use of fire resistant glazing units in construction, and constructions comprising such glazing units. A fire resistant glazing unit may include two panes of glass which are arranged together with a seal to enclose a fire-resistant interlayer. The seal is adapted to breach in the event of a fire causing increased pressure between the panes, releasing pressure before it can build up and cause a pane to break in an unfavourable manner.

Abstract: A screen for realizing partitions for outdoor use, comprising a fixed bottom element; an intermediate element vertically sliding to said first fixed element between a first position, in which it projects almost completely in vertical direction to said first fixed element, and a second position, in which it is lowered up to overlap, in front view, to said first fixed element; a terminal movable element vertically sliding to said intermediate element between a first position, in which it projects almost completely, and a second position, in which it is overlapped, in front view, to said intermediate element, each one of said elements comprising a transparent panel, a frame made up of a couple of vertical uprights, characterized in that the vertical uprights of said first fixed element comprise a through vertical recess, facing the screen center and such shaped and dimensioned that it houses the section bars of the intermediate element in sliding manner, and the vertical uprights of said intermediate element com

Abstract: The reinforcing panel for reinforced concrete structures comprises a plurality of sticks (2) suitable for being arranged parallel to each other through a panel (12) of insulating material. The sticks (2), near the opposite ends (20), have a corresponding pair of slots (4, 5) protruding bilaterally in use from said panel (12) of insulating material. The slots (4, 5) are suitable for engaging and retaining reinforcing metal wires (6) on orthogonal planes.

Abstract: [Object] To provide a building material, a stacked body of building materials, and a building-material construction method capable of improving the construction properties while suppressing a design surface from being damaged. [Solution] A building material includes a substantially rectangular plate-shaped building material body 2 that includes a first face 2F and a design surface 3 within the first face 2F; and a protective sheet S1 that is affixed to the building material body 2 in a peelable manner. The design surface 3 includes a covered region C1 that is covered with the protective sheet S1 and thereby protected and an exposed region B1 that is not covered with the protective sheet S1 and that extends along a first design end portion 3D, which is an end portion of the design surface 3.

Abstract: Reinforced concrete structures and assemblies, building systems, and methods of fabrication.

Abstract: A glazing assembly is disclosed, the assembly comprising first and second toughened glass members. Each member comprises a sheet with first and second flanges projecting from opposite ends of the sheet in a direction substantially perpendicular to the sheet, and the first and second flanges of the first member are joined respectively to the first and second flanges of the second member by first and second connector portions such that the first and second flanges of the first member are substantially coplanar with the first and second flanges of the second member, respectively. A modular glazing array is also disclosed. The array comprises a plurality of glazing assemblies arranged side by side, such that at least one pair of joined, coplanar flanges of each of the plurality of glazing assemblies faces a pair of joined, coplanar flanges of another of the plurality of glazing assemblies.

Abstract: A transparent sheet having connection members. The transparent laminate includes an outer sheet, an inner sheet and a central region. The transparent laminate defines a cavity. The monolithic sheet will comprise of at least one cavity and access opening cut into and/or through the monolithic sheet. Connection members are positionable within the cavity of the transparent sheet. A cover may be incorporated into the transparent sheet to form the cavity and or the access opening. Additionally, an obscuring layer may be incorporated to obscure at least portions of the cavity. Interfaces may be coupled to the connection members and secured to the transparent sheet.

Abstract: The present invention relates to a building construction having a smaller aperture by extending the aperture top side edges referred to as protrusions and where the protrusions and the aperture bottom edges secure metal framing members from vertical movement and the aperture side edge and hole notches that secure the metal framing members from vertical and horizontal movement. The metal framing members have different shapes and notches that overlap other metal framing member that engage the metal support members to reduce or eliminate vertical and horizontal movement between the metal framing members.

Abstract: The invention relates to a method for producing a support structure having a three-dimensional geometry curved in any manner, made of at least one first and one second flat material piece, wherein the geometry has curves in three directions that are orthogonal to one another, with the following steps: A. preparing the desired geometry B. approximating the desired geometry C. subdividing the geometry D. defining at least one clearance region E. defining a plurality of connection points arranged on the at least one first and one second part F. defining chamfered edges extending between the polygonal cross-sections G. developing the at least one first and one second part H. cutting to length at least one first and one second flat material piece I. chamfering J. connecting the at least one chamfered first material piece and the at least one chamfered second material piece.

Abstract: A mechanical utility invention created in the interest of the construction industry. The Sustainable Flat-bar Connection System to be used with the member beam of the parent application, U.S. Pat. No. 15/703,993. The sustainable connection system is reusable, can be temporary or permanent, can be used on all sides of the beam at once, can join plural beams congruently, and replaces conventional counterparts; strong ties, metal straps, screws and nails. It creates economy in waste compared to it's conventional counterparts, in that they often become damaged and unusable after disconnection and are then discarded in landfills. It can be utilized to join bulky construction materials together in a lamination style, in a post and beam configuration, and to create an apex between two member beams. The disconnection utility from member beams without the loss of integrity or damage to the system or the member beam making them both largely sustainable.

Abstract: Provided are a textile-reinforced concrete structure using a textile grid fixing device and a construction method therefor. A textile grid is precisely disposed at a predetermined position between a mold and a main reinforcing bar using a textile grid fixing device so as to be prevented from being moved by a pouring pressure when concrete is poured, and thus a textile-reinforced concrete structure can be precisely constructed. The textile grid fixing device is fixed to one side of the mold, and the textile-reinforced concrete structure is constructed using the textile grid fixing device such that fine cracks are suppressed from being generated on a surface of concrete. Further, a surface of a concrete structure is protected from an external environment when the textile-reinforced concrete structure is constructed so that a covering thickness of concrete can be reduced, and thus, the textile-reinforced concrete structure can be economically constructed.

Abstract: A rebar support comprising: an elongate body have a first plurality of rebar cradles disposed along its length for holding rebars in a first direction; a plurality of chairs located along a back of the elongate body, each of the chairs including at least one cradle for holding steel reinforcement members in a second direction at right angles to the first direction; and first and second complementary engagement formations located at opposed ends of the elongate body for facilitating end-to-end fastening of two or more rebar supports.

Abstract: Roofing shingles are disclosed that are capable of self-adhering to a roof deck or underlayment and/or other roofing shingles and that require few or no mechanical fasteners to remain attached to the roof. By appropriate positioning of sealant lines on the shingle, direct adhesion between the shingle and the roof deck or underlayment and/or other roofing shingles can be achieved. If the shingle is laminated, the layers may be mechanically attached with indentations in the common bond area. The nail zone of the shingle may be visually indicated with fines and/or one or more paint lines. A roofing system comprising a plurality of courses of the shingles is also disclosed.

Abstract: A clip for use with a gutter guard system is disclosed and claimed herein. In one embodiment, a clip includes a first wall, a second wall arranged generally parallel and spaced apart from the first wall, a first slot defined by the first wall and the second wall, a third wall, a fourth wall spaced apart from the third wall, and a second slot defined by the third wall and the fourth wall. The first slot is arranged to removably secure the clip to a rear receiver of a gutter guard system, and the second slot is arranged to removably secure the clip to a gutter.

Abstract: A joining tool is disclosed comprising a support; a stationary arm extending from the support at one end, the stationary arm comprising at the opposite end a first jaw; a movable arm pivotally mounted on the stationary arm; the movable arm driveable from the stationary arm in a pivotable motion by an actuator coupled to the moveable arm; and a second jaw coupled to the moveable arm, the moveable arm movable between an activated position in which the second jaw engages the first jaw and an initial position in which the second jaw is spaced from the first jaw.

Abstract: A temporary tread insert and method for installation in a stairway framework during building construction. The temporary tread insert includes an insert body having an upper tread surface, a bottom surface and opposed side surfaces. A front end of the insert body has a substantially bullnose shaped curved surface. The upper tread surface has a notched surface extending along the upper tread surface. Also disclosed is the method of inserting the temporary tread insert into the stair pan of a stairway framework, where the stair pan includes a bullnose at a front end of the stair pan, and the bullnose has a portion extending laterally a distance into the stair pan. The temporary tread insert includes a notched surface.

Abstract: Provided is a handrail with an LED. The handrail comprises a bar, a first connecting component, and a second connecting component. The first connecting component is provided at a first end of the bar and secures the bar to a wall. The second connecting component is provided at a second end of the bar and secures the bar to the wall. The bar is long and narrow and comprises an installation groove. The installation groove is configured for receiving a light emitting assembly, which is configured for emitting visible light when sensing stimulation. The light emitting assembly comprises a sensing unit and a light emitting unit. The light emitting unit is capable of emitting light when the sensing unit senses the stimulation.

Abstract: A joint block suitable for both rectangular pipes and round pipes has a base having a plurality of separated elastic petals evenly and peripherally disposed at an end of the base. A through aperture is disposed in a center position of the base, another end of the base has a circular ring, and the circular ring comprising at least a facet providing a contact surface. An outer surface of the circular ring contacts an inner surface of the round tubular railing, the contact surface contacts an inner surface of the rectangular tubular railing, and the elastic petals pushes against the inner surface of the round tubular railing or the rectangular tubular railing.

Abstract: An acoustic panel wall mounting system including a rigid fastening plate and a panel anchor. The rigid fastening plate carries a field of first touch fastening features and defines an aperture for receiving a mechanical fastener to secure the fastening plate against a wall with the field of first touch fastening features exposed. The panel anchor has a helix extending from a rigid surface flange that carries a field of second touch fastening features on a surface opposite the helix. The anchor defines a tool receptacle used for twisting the helix into a panel. The field of first touch fastening features is engageable with the field of second touch fastening features to form a connection when brought into engagement as the panel is placed against the wall to contact the fastening plate with the panel anchor.