Abstract: In a method of measuring a road state, the method includes extracting, based on measurement values of an acceleration sensor obtained when a vehicle having the acceleration sensor installed therein travels a predetermined road section, a measurement target section in which an MCI value is to be measured, the measurement target section being a part of the predetermined road section and including a road surface that meets a predetermined degradation criteria; and limiting, to the measurement target section that is the part of the predetermined road section, a measurement target in which the MCI value is to be measured using a road surface condition measurement vehicle having laser scanning and camera image capturing functions.

Abstract: In estimating the degraded position of a road surface with high accuracy, a server apparatus 210 comprising a part configured to change, when detecting a road surface degradation with respect to a certain road position based on accumulation of measurement information evaluation values at a plurality of times of a travel of a vehicle on the certain road position, detection sensitivity for the road surface degradation according to an MCI value with respect to the certain road surface position, the measurement information evaluation values being measured with an acceleration sensor installed in the vehicle and being according to road surface positions on which the vehicle has traveled.

Abstract: The invention comprises a method of forming a slab on grade. The method comprises placing a first layer of insulating material horizontally on the ground and placing plastic concrete for a slab on grade on the first layer of insulating material. The plastic concrete is then formed into a desired shape having a top and sides. A second layer of insulating material is placed on the top of the plastic concrete and the first and second layers of insulating material are left in place until the concrete is at least partially cured. The second layer of insulating material is then removed. The product made by the method is also disclosed. A slab on grade is also disclosed.

Abstract: A self-propelled construction road milling machine, includes a machine frame and a milling drum housing, in which a milling drum is arranged. The machine includes a drive unit with which the height of the scraper blade of a scraper device can be adjusted in relation to the milling drum. A control unit for the drive unit adjusts the height of the scraper blade and a measurement device measures the distance between the lower edge of the scraper blade and the milled material. The control unit is designed in such a way that the scraper blade is height-adjustable depending on the height of the milled material remaining in the milled track. The control unit ensures that, on the one hand, the milled material can come out of the milling drum housing unimpeded behind the milling drum in the direction of work and, on the other hand, that the milling drum housing is shut above the material that is coming out.

Abstract: A control system for positioning a marker over a pre-existing roadway surface mark. The control system has an electromagnetic radiation source attached to the marker for producing a mark pattern on the roadway surface. An imager permits the control system to image both the pre-existing roadway surface mark and the mark pattern produced by the electromagnetic radiation source. A computer is responsive to the imager for producing an error signal based upon the location difference between (a) the image of the pre-existing roadway surface mark and (b) the image of the mark pattern produced by the electromagnetic radiation source. An actuator is responsive to the error signal for positioning the marker over the pre-existing roadway mark.

Abstract: A crash gate assembly includes a buttress post assembly secured in the ground and having two vertical buttress posts forming a barrier passage, a latch post assembly secured in the ground on the opposite side of a roadway from the buttress post assembly, the latch post assembly including two vertical latch posts forming a gap, and a barrier including a horizontal gate beam disposed in the barrier passage and extending from a buttress end to a latch end, the barrier slidingly positioned in a closed position with the barrier extending across the roadway and the latch end disposed in the latch gap.

Abstract: Provided are a car shock absorber, which is installed at a connection road exit junction of a road, such as a tunnel of the road, an underground entrance, and a freeway exit ramp, or at positions where car accidents are concerned, such as piers, abutments, and fronts of tollgates, so as to prevent damage of a car and casualties that may occur when the car collides with the car shock absorber, and a car shock absorbing device using the same. Damage of a car and casualties that may occur when the car collides with the car shock absorber and the car shock absorbing device, can be prevented, and even when the car collides with the car shock absorber and the car shock absorbing device, driving of another car is not disturbed so that the occurrence of an accident can be prevented.

Abstract: A pneumatic cleaning system for pavement joints controlled and driven by a motor. A wheeled housing carries a nozzle system where a stream of pressurized or forced air is directed through rotating nozzles to clean the joint surfaces. The RPM of the motor are selectively controlled by actuation of a throttle by the operator, and allows the operator to selectively control the rate of rotation of the nozzles are required by the state of the surface to be cleaned. A vacuum is further positioned to remove the debris dislodged by the pneumatic system. A brush or skirt component further loosens debris for removal and contains the debris within the cleaning area for controlled removal by vacuum suction. A frame may be operably connected to the cleaning base allowing the operator to stand/walk within the frame when moving the cleaning base and where the frame is a support for at least a vacuum hose.

Abstract: A handheld scooping and shaping device comprising a snow shaping section, a first hollow rigid shaft segment, a plurality of additional hollow rigid shaft segments, and a handle. The snow shaping section comprises a scooping panel, back panel, first sidewall, second sidewall, and bottom panel. The scooping panel comprises a distal end having a plurality of teeth extending outwardly. The back panel opposes the scooping panel. The first sidewall opposes the second sidewall. The bottom panel is coupled or integrated to the scooping panel, back panel, first sidewall and second sidewall. The first hollow rigid shaft segment is removably coupled to the snow shaping section. The plurality of additional hollow rigid shaft segments are configured to nest within at either the first hollow rigid shaft segment or an additional hollow rigid shaft segment. The handle is coupled or integrated to one of the additional hollow rigid shaft segments.

Abstract: A device for processing of frozen and/or semi-frozen material may resemble an autonomous vehicle having a container structure with at least one internal compartment, where the internal compartment is capable of heating the frozen and/or semi-frozen material, a mechanism that directs the frozen and/or semi-frozen material into at the internal compartment, and a transport mechanism that enables transfer of processed materials from the at least one internal compartment, and a dispersal system, where the dispersal system dispenses the processed material. The device may be programmed to traverse a preset or customized route. As the device travels through the route it collects snow, ice, slush, and the like, and processes the material. This reduces the presence of snow, slush, ice, and the like in an efficient and expeditious manner.

Abstract: A hopper spreader for installation on a vehicle has a flow regulator configured to regulate flow of particulate material from the container. The spreader has a conveyor mechanism for conveying particulate material to a spinner that distributes the particulate material to the surface over which the vehicle moves. The spreader also includes a flow regulation mechanism located between the particulate material in the hopper and the conveyor mechanism which is configured to regulate flow of material from the hopper to the conveyor mechanism.

Abstract: The invention relates to a friction reduced and ice resistant water control gate abutment plates that permit, without damage to the concrete, large relative thermal movement between the abutment plate assembly and the concrete abutment or pier to which the assembly is attached. Features that provide ease of maintenance, tight sealing and debris damage resistance are also disclosed.

Abstract: A concentrically loaded foundation pier system which includes several concentrically stacked steel pipes filled with concrete. The entire pier is installed centrally beneath the footing of the structure. Shims are placed between the top-most pier element and a pier cap which prevents shifting when the soil expands and contracts. The final structure is end-loaded and pressed to the bedrock or other load-bearing strata.

Abstract: An anchor member, spacers, nuts, anchor kits and methods of utilizing the same are provided. The anchor member has a threaded second end configured for engagement by a nut. In use, a first end of the anchor member is inserted in the ground with the second end extending out of the ground, such as through an aperture in a plate. One or more spacers are located over the anchor member. The nut is threaded onto the second end of the anchor member into engagement with the spacer(s). The threaded length of the second end of the anchor member and the length of the nut are selected to ensure a minimum desired contact distance and, in one embodiment, permit adjustability relative to the spacers.

Abstract: A BAS plow creates a V-trench along the linear route of a pipeline path and an instrumented bottle moving with the BAS plow collects BAS data indicative of the pitch, roll, heading, yaw, three dimensional positioning, speed and depth of the chassis, the shearing force applied to the seabed material and the applied tow force. The bottle can be swapped to collect the acquired data or an umbilical can be used to provide a real time stream of data. The BAS plow can simultaneously backfill the created trench, leaving an undisrupted seabed, or the pipeline can be laid in the BAS trench, which can also be made deeper and wider by additional trench cutting passes, significantly reducing the total time required for combined BAS and pipeline laying processes. The BAS plow can be released and retrieved over-the-stern of a towing vessel.

Abstract: A frame for supporting a radiator guard of a machine is provided. The frame includes a first longitudinal member, a second longitudinal member, and a third member. The first longitudinal member and the second longitudinal member extend along a length of the machine. The first and second longitudinal members include a first and second pivot attachment portions, respectively, positioned proximal to a front end of the machine. The first pivot attachment portion and the second pivot attachment portion pivotally support the radiator guard, which includes a bottom portion. The third member is positioned beneath the bottom portion, defining a gap. The gap routes a plurality of flexible members in an upright position of the radiator guard. The third member includes an indented portion proximal to the bottom portion. In an inclined position of the radiator guard, the indented portion accommodates the flexible members passing through the gap.

Abstract: Provided is a construction machine including exhaust ducts and favorably discharging air from an engine room through an air outlet. The construction machine includes an engine room with an upper wall portion and a cooling fan, the upper wall portion formed with first and second exhaust ducts. The first exhaust duct includes an upstream portion extending in a first horizontal direction and a downstream portion extending upward from a terminal end of the upstream portion to a first air outlet. The second exhaust duct includes a cross portion crossing the upstream portion in a second horizontal direction perpendicular to the first horizontal direction above the upstream portion. The cross portion allows air to flow from a second air inlet opened downward and sideward of the upstream portion to a second air outlet opposite to the second air inlet, through an upper side of the upstream portion.

Abstract: Provided is a construction machine capable of smooth exhaust and suppression of a leak of noise from an engine room, including an engine guard defining an engine room, a cooling fan disposed in the engine room, a projection element projecting upward beyond the engine guard, and an exhaust duct. The exhaust duct has a bent shape including a first duct section extending along an axial flow direction of the cooling fan from an upstream end portion surrounding a duct inlet to a connection portion and a second duct section extending upward from the connection portion and surrounding a duct outlet opened upward, also including an engine concealment section obstructing a direct view to an engine through the duct outlet from outside the engine room.

Abstract: An unmanned control system of an operation lever for operating a device includes: a mountable operation unit which is attachably and separably coupled to an operation lever for operating a device and manipulates the operation lever; and an operation unit control part which moves the operation lever coupled to the mountable operation unit by remotely controlling the mountable operation unit, in which the mountable operation unit has the same degree of freedom as the operation lever. The unmanned control system may lower a center of gravity of the mountable operation unit, thereby precisely controlling the operation lever and improving intuition with respect to the movement of the operation lever and the mountable unit.

Abstract: A control system for construction machinery includes first and second hydraulic pumps connected to an engine, a swing control valve and a first boom control valve installed in a first center bypass line connected to the first hydraulic pump, a second boom control valve installed in a second center bypass line connected to the second hydraulic pump, a shutoff valve installed in a control line through which a boom raising pilot signal pressure is supplied to the first boom control valve and configured to selectively open and close the control line, and a control unit configured to electronically control the shutoff valve according to a manipulation signal, wherein the control unit closes the shutoff valve such that the first boom control valve is shifted to a neutral position when a swing operation priority mode is selected.

Abstract: A shovel includes a lower traveling body, an upper rotating body mounted on the lower traveling body, an internal-combustion engine including a supercharger and being controlled at a constant revolution speed, a hydraulic pump coupled to the internal-combustion engine, a hydraulic actuator to be driven by a hydraulic oil discharged from the hydraulic pump, a control valve system including multiple flow control valves for controlling a flow of the hydraulic oil discharged from the hydraulic pump, and a controller that controls an absorbing horsepower of the hydraulic pump. The controller is configured to increase a boost pressure of the supercharger before a load is applied to the hydraulic actuator by controlling a specific flow control valve in the control valve system to limit or block the flow of the hydraulic oil discharged from the hydraulic pump and thereby increasing a discharge pressure of the hydraulic pump.

Abstract: In a display system in an excavator, a position of an upper boundary line and a position of a lower boundary line are calculated. The upper boundary line indicates a height of a top of a cross section of a display object surface. The lower boundary line indicates a height of a bottom of the cross section of the display object surface. A predetermined reference point of a display range is set based on a positional relationship in an up-and-down direction between the current position of the excavator and the upper boundary line or between the current position of the excavator and the lower boundary line. A guidance picture showing a cross section of the display object surface included in the predetermined. display range as seen from a side of the excavator, and the current position of the excavator, is displayed.

Abstract: A wear member attachment system for an excavation implement can include a retainer with an abutment that engages a forward side of an opening extending through a lip of the excavation implement, the retainer further including a cam. Rotation of the cam displaces the abutment forward relative to a body of the retainer. Another wear member attachment system can include a retainer with a cam and an abutment. Rotation of the cam displaces the abutment outward relative to a body of the retainer. The abutment displacement is in a direction orthogonal to an axis of rotation of the cam.

Abstract: A lock assembly for locking a wear member to excavation equipment, the assembly comprising first and second bodies configured to be assembled together, one body substantially positioned over the other, in an assembled condition to form a lock extending along a longitudinal axis, the first and second bodies each comprising at least one interengaging formation, the, or respective ones of the, interengaging formations on the bodies being configured to interengage when the bodies are in the assembled condition to form one or more couplings that resist lateral displacement of the bodies with respect to each other under loads applied transverse to the longitudinal axis of the assembled lock to the side of the first and second bodies.

Abstract: There is provided a wear strip assembly having a wear strip and a wear strip support for use on ground engaging equipment. The wear strip has an engagement profile and a wear surface, and the wear strip support defines a receiving profile complementary to the engagement profile of the wear strip. The engagement profile of the wear strip removably engages the receiving profile of the wear strip support, and the wear strip support has one or more openings distributed along an inner edge of the wear strip support and below the receiving profile. The one or more openings have a thickness that permits the wear strip support to be welded to the ground engaging equipment.

Abstract: A valve includes a valve housing with a valve inlet and valve outlet. A valve member is disposed between the valve inlet and valve outlet. The valve member is movable between an open and closed position. The valve has one or more electronic sensors disposed in the valve housing. The one or more electronic sensors may include an electronic flow meter, a temperature sensor, pressure sensor, and/or a position sensor. A wireless RF transmitter is electrically coupled to the one or more electronic sensors. The wireless RF transmitter is configured to wirelessly communicate information from the one or more electronic sensors.

Abstract: A faucet assembly device which includes an adapter having a bolt with an axially extending internally threaded bore, and an anchor tab which extends axially from the bolt and includes a radially extending protrusion is disclosed. The adapter is configured to rotatably mechanically couple to an outer surface of a faucet fixture and mount the faucet fixture through a hole in a barrier such as a countertop or sink from a faucet side of the barrier so that the anchor tab may hold the faucet fixture securely on the barrier. The device may also include an alignment tool which allows measurement of a thickness of the barrier and provides alignment of the adapter on the faucet fixture at a position corresponding to the thickness of the barrier. Also disclosed are kits which include the adapter and alignment tool, and methods of use of the devices and kits.

Abstract: A wastewater drain assembly is provided that includes a selectively openable drain stopper. The wastewater drain assembly is interconnected to a fluid basin wherein a flange, which is interconnected to wastewater plumbing, is situated within the sink. The flange receives an insert that has a portion that conceals the flange.

Abstract: A hair and waste particle catching system comprises a housing and filter. The filter is separable from the housing. The system hides waste as it is collected, and allows the user to dispose of the waste without touching it. The filter prevents hair and waste particles from entering a drain. The housing holds the filter in place at the base of the drain and hides waste as it accumulates.

Abstract: This present invention provides a toilet tank lid consisting of Built-in and motion sensor with a rotating fan and an Air freshener console. The built in motion sensor is activated when there is movement across the sensor which then triggers the fan and releases air freshener scent in the bathroom. The fan is seated inside the lid at the top center pulling air from the air freshener console and blowing it out upright therefore its effective in delivering the appropriate scent to eliminate bad odor or smell during and after use of bathroom. This design is not only lightweight, But the convenient and Stylish toilet lid heat/motion sensor air freshener design reduces or eliminates bad odor.

Abstract: A nozzle assembly, according to one embodiment of the present invention, comprises; a nozzle case; a nozzle provided in the nozzle case to move forward and backward, and having an ejection hole at one end thereof; and a moving guide member provided at the lower side of the nozzle case so as to reciprocate in the direction intersecting the longitudinal direction of the nozzle case, wherein the nozzle case is coupled to the moving guide member so as to rotate according to a reciprocating motion of the moving guide member.

Abstract: A device for the disposal of human waste matter, specifically a toilet, is presented. This toilet incorporates elements designed to prevent both a loss of flushing efficiency and an extensive consumption of water, all while improving upon the basic functionalities of the toilet as such. These elements include specialized parts designed to both improve the efficacy of the “siphon jet” type toilet by precluding the possibility of aeration within certain critical components of the toilet system proper, as well as a specialized rim fed channel whose intersection of the filled jet channel always travels below the operating water level of the bowl, and a vacuum assisted flushing system, whose primary purpose is to enhance the power of the toilet's flushing action.

Abstract: A joint connection structure of a building framework includes a column assembly including a column and a pair of gusset plates connected to the column on opposite sides of the column and extending laterally outward from the column. A full-length beam assembly includes a full-length beam having upper and lower flanges and an end portion received between the gusset plates. The full-length beam is bolted to the gusset plates of the column assembly to connect the full-length beam assembly to the column assembly. A brace has an end portion received between the gusset plates and makes an angle with the beam and with the column. The brace is bolted to the gusset plates at the end portion of the brace.

Abstract: Described is a construction for effectively thermally insulating and sealing of a safing slot between a floor of a building and an exterior wall construction wherein the exterior wall construction comprises a curtain wall configuration utilizing an interior panel module design. The Thermal insulating and sealing means includes a supplemental insulation means positioned above the primary insulation means and attached to the interior panel of a curtain wall construction to maintain thermally insulating and sealing of the safing slot during exposure to fire and heat which can cause the interior panel to deform from heat distorting to an extent beyond the capability of standard safing insulation for expanding in order to maintain a proper seal extending across the safing slot.

Abstract: A system for removing moisture from an interior wall of building, said system comprising: a blower, said blower comprising: a housing, said housing having an air intake port and an air outlet port; an electric motor, said motor disposed within said housing; and an impeller, said impeller functionally connected to said motor; a flexible blower air duct, said air duct comprising: an interior surface; an exterior surface; and at least one bore disposed through said air duct between said interior surface and said exterior surface; at least one nozzle, each said at least one nozzle removably attached to said air duct about each said at least one blower bore; and at least one flexible air hose, each said at least one air hose having: a first end, said first end removably attached to each said nozzle; and a second end.

Abstract: According to the present invention, an acoustic deck includes a deck member defining a cavity and a movable tunable insert disposed at least partially within the cavity of the deck member. The tunable insert is rotatable or translatable relative to the deck member to alter acoustic effects of the acoustic deck. The acoustic deck can be installed in a room, and the acoustic tunable insert rotated or translated in order to achieve desired acoustic effects in the room. Also disclosed is a system of acoustic decks and a method of operating the acoustic deck.

Abstract: A modular wall system including a plurality of panels, each having a plurality of interconnecting sides including a top, a bottom, a first joiner edge and a second joiner edge. The first and second joiner edges of the panels each further include a pair of first and second side edge projecting profiles, the profiles each exhibiting mating and friction fitting locations such that the panels are inter-engaged in either of linear or angled extending fashion. A floor supported track is provided for seating the bottoms of the interconnecting panels.

Abstract: A reconfigurable modular wall system having a plurality of different types of interchangeable wall modules with different types of compatible connection components, each connection component being configured to align with another connection component at an interface to form an interface connection for securing the connection components together with one or more universal connection interface members. The interface is configured for on-demand reconfiguration without laborious alteration to aspects of the walls system, modules, and components thereof. Reconfiguration of modules is facilitated by removing the universal connection interface member from the interface connection, thereby releasing the attachment mechanism and allowing rearrangement of the module(s). Replacement of the universal connection interface member secures the reconfigured modules in place in the rearranged wall system.

Abstract: A modular frame structure (1) of a partition wall made of glass panes, or other pane material, or pane (7), comprises:—a side assembly (2) to form at least one of the lower side, or base, of the frame structure (1), or the upper side, or cross bar, of the frame structure (1), or a mount, or column member arranged between the base and the cross bar, of the frame structure (1);—said side assembly (2) comprising—a track (3) suitable to firmly connect to the ceiling or the floor or a support structure, said track (3) having body extending along a preset first longitudinal extent (X-X);—said assembly further comprising a telescopic section bar (4), suitable to be connected to said track (3);—said telescopic section bar (4) forming at least one invitation and coupling seat (5) and being suitable to receive a coupling section bar (6) secured to said pane (7);—said invitation and coupling seat (5) being defined by a sliding and resting wall (8) that, with an edge (9) thereof, defines a seat opening (10) through which

Abstract: A mounting unit of a partition mount system that removably secures a sheet of material includes a first portion and a second portion. The first portion has a first end and a second end opposite the first end and a pivot on a lower surface thereof The second portion has a first end and a second end opposite the first end and is configured to mate with the first portion. The first end of the second portion is wider than the second end of the second portion. The first portion and second portion are configured to secure a sheet of material therebetween.

Abstract: A ceiling system comprises a pair of spaced overhead longitudinal grid support members and a light-weight ceiling panel suspended therefrom. The panel may be an acoustical honeycomb panel in one embodiment. Localized elongated reinforced areas or sections are formed on the top facing which support a plurality of hangers mounted on each section. The reinforced sections coincide in arrangement with the layout of the support members and structurally strengthen the top facing in select areas. In one embodiment, each reinforced section may comprise a stiffening spline attached to the top facing. The ceiling panel is hung from the grid support members via the hangers and reinforced sections. Fasteners may be used to attach the hangers to the reinforced sections which resist pullout when the panel is hung. In certain embodiments, the reinforced sections extend longitudinally through a central portion of the panel to prevent sagging between the panel sides.

Abstract: Light weight fiber-reinforced polymeric (FRP) structural building panels and panel assemblies, sized and configured for construction of non-portable wall structures permanently fixed to the ground. Fibers in the panel are typically oriented within 15 degrees of a top-to-bottom, e.g. axial, direction in the panel providing, in part, enhanced top-to-bottom crush strength of a panel/wall. The panels typically have a bias to deflect toward the surface of the panel which faces outwardly of the building, toward the backfill soil which faces the panel on the outside the building. Panels of the invention typically have mass of no more than 18 pounds per foot height per linear foot length of the building panel, and vertical crush resistance capacity of at least 2000 pounds per linear foot length of the building panel, using a safety factor of 3.

Abstract: A deck assembly uses plurality of joists preferably formed from metal located side by side and each having a web portion and a deck portion integrally formed with the web portion. The deck portion extends laterally from the web portion and the joists are spaced from one another such that the deck portions from a continuous deck surface with the joists being connected to one another.

Abstract: A structural component for use in building construction including a first and second support material member, an insulating material, and a first securing member. The first support material member may have a first length, a first side, and an opposing second side. The second support material member may have a second length, a first side, and an opposing second side. The second support material member may oppose the first support material member. The insulating material may be disposed between the first support material member and the second support material member. The first securing member may be adapted to secure the first support material member to the second support material member.

Abstract: A multi-purpose anchor device for use in anchoring one or more tension cables and one or more window or curtain walls. In this respect, the anchor includes a channel, angle bracket, or plate for use in attaching to a window or curtain wall. One or more tension cables are also coupled to the anchor, which anchors the tension cables. The multi-purpose nature of the anchor allows for the reduction in materials cost, installation time, and conflict issues between placement of previously known anchors.

Abstract: A method for producing a covering element made from natural fibres, in particular cellulose, impregnated with bitumen, includes a step of coating at least one of two faces of a fibre mat (4) followed by a step of impregnating with bitumen, the coating being carried out with a liquid composition (5) including at least one resin and/or at least one pigment. The liquid composition is a dye composition including at least one pigment and at least one resin, and the method involves adding an additive to the liquid composition (5), the additive having fireproof properties and including at least graphite and a cooling agent. Preferably, the mat (4) is coated with the liquid composition including the fireproof additive using a roller.

Abstract: A panel for forming a covering, more particularly a floor panel for forming a floor covering, which at least at two opposite edges, comprises coupling parts arranged to couple two of such panels to each other by means of a downward movement of one panel in respect to the other. The coupling parts form a first locking system arranged to lock in the plane of the panels and perpendicularly to the edges, as well as form a second locking system, which effects a locking perpendicularly to the plane of the panels. At least one of the coupling parts is formed at least partially in soft PVC (polyvinyl chloride), as well as at least partially formed from a milled profiled part of this soft PVC.

Abstract: A flooring system includes a plurality of individual flooring pieces, such as floor panels, each having a wear surface, an opposing mounting surface and a retention groove disposed within the mounting surface. A floor panel connector used to interconnect at least two of the floor panels has a base, at least one mast extending from an upper surface of the base and a pair of flexible arms. Each flexible arm extends transversely from opposing sides of the at least one mast and has an extending end. Contacting portions extending from a lower surface of the base are configured to engage the support surface and create a spacing between each flexible arm and the support surface to permit each flexible arm to elastically deflect toward the support surface when pressure is exerted on a floor panel. This deflection enables the extending end of each flexible arm to engage the retention groove of a corresponding floor panel.

Abstract: A drywall installation tool. The present drywall installation tool is specifically adapted for evenly applying drywall mud and drywall tape in corners between adjoining sections of drywall. The present tool includes a pair of hingedly connected blades that each have a scraping member for smoothing drywall mud or drywall tape as the tool is drawn over the sections of drywall and one or more rollers. The tool further includes an adjustment mechanism configured to adjust the angle between the blades, thereby allowing the present tool to accommodate corners of any angle. The tool further includes a receptacle into which drywall mud or other tape can be placed that is in fluid communication with the exterior surface of the head of the tool, thereby dispensing any material therein as the head is drawn over a surface. Furthermore, a handle is pivotably connectable to the tool head.

Abstract: An I-beam anchor for removably securing a fall protection member to an I-beam is disclosed. The I-beam anchor comprises a cross-beam, an anchor ring, and first and second brackets. The first bracket is positioned between a first end and center portion of the cross-beam and the second bracket positioned between a second end and center portion of the cross-beam. Each of the brackets comprises an inwardly directed flange spaced above the body of the brackets. At least the first bracket is a movable bracket and is movable along the cross-beam relative to the second bracket. The moveable bracket comprises a protected “quick release” mechanism that allows for the rapid engagement and disengagement of the anchor to the I-beam, in which the quick release mechanism is configured to minimize the chance of accidental or unintentional release.