Abstract: A laundry drier and control method thereof are provided, by which a new reference voltage is set to perform a next drying procedure if, upon a determination of a completion of a current drying procedure, there is a difference between a voltage representing a sensed level of water content (moisture) present in laundry and a sensed-moisture value at the end of the drying procedure, thereby compensating for the presence of contamination on and around the electrodes of a moisture sensor. The laundry drier includes a heater for performing a drying procedure; a moisture sensor for sensing a level of moisture in laundry during the drying procedure and outputting a voltage signal; a memory for storing a reference voltage value and a voltage value according to the sensed moisture level; and a microcomputer for controlling the heater based on the voltage signal output of the moisture sensor.

Abstract: A drier module, for use in a drier having a drier motor and one of two heat generation devices, namely gas or electric, is an interchange module of a drier of a gas or electric type and may be connected to a drier motor and to a gas control circuit of a gas drier or to an electric heater of an electric drier. During drier assembly, the module is adaptively modified, for example, by setting a switch position according to a desired mode, i.e., the intended drier type.

Abstract: A water-resistant and floatable footwear including an outsole and insole, and an upper member affixed to the sole, wherein the footwear is floatable in water. In particular, the insole of the footwear is constructed of the material “marine buoy;” that is, the insole has an inner structure and an outer coating, the inner structure being constructed of a thermoplastic resin and the outer coating being constructed of a vinyl polymer. The footwear is advantageously water-proof and provides buoyancy in water.

Abstract: Removable tap covers for dancing shoes which can quickly and easily be placed on the taps to prevent accumulation of dirt and grime in the taps, yet which can quickly and easily be removed. An improved tap dancing shoe including a dancing shoe having taps on the toe and heel of said shoe, tap covers removably mounted on said taps, optional spacers mounted between said taps and said shoe, where said tap covers are formed with attachment means to releasably attach said tap covers to said taps.

Abstract: A footwear construction including an upper to which a sole is to be attached. The upper has a peripheral edge, having an inner surface and an outer surface. A heat activatable adhesive impregnated substrate strip stitched to the outer surface of the peripheral edge whereby when the adhesive is activated a sole can be bonded thereto. A method for adhering an upper to a sole including applying a heat activatable adhesive to a substrate, attaching at least a portion of the upper and activating the adhesive.

Abstract: The present invention provides for multiple portions of a shoe structure and the method of making these portions wherein one or more of the portions comprise two or more flat perimeter edges. The present invention further provides faceted lasts for making faceted shoe portions. An exemplary embodiment (FIG. 9) of a shoe having a faceted outsole, rand, and shoe upper of the present invention features five separate straight-line facets (30-34) and six angled corners (40-45). Alternative degrees of the angle formed by the intersection of the various straight-line facets, and the number of the various straight-line facets, can be varied for different types of foot structures. For example, the angle degrees and number of outsole facets may vary as between shoes for adult males and for women and children's feet. Facet (30) and facet (32) contact exemplary edge formations (4a, 4b) respectively with outsole contact areas (7a-1, 7b-1).

Abstract: An article of footwear having an upper and an outer bottom assembly, the outer bottom assembly having an outsole and, in the heel zone, an elastically deformable element that is substantially arch-shaped in the transverse direction and extends downward from the lower end of the upper to the medial, lateral edges, respectively, of the outsole.

Abstract: A footwear exercising device for use by a wearer in improving various aspects of the wearer's physical condition, health and overall appearance. The footwear exercising device of the present invention includes a reverse wedge for wear below the sole of a wearer's foot, and may be worn with a wide variety of fashion. Prolonged use of the device of the present invention has been shown to improve the tone of the muscle groups of a wearer's body which have to do with the wearer's posture. Prolonged use of the instant invention has also been shown to improve the blood circulation in a wearer's legs and to strengthen significantly the muscles supporting a wearer's knees. The design of the device is such that prolonged wear of the invention is neither strenuous nor taxing.

Abstract: The present invention relates to a shoe sole, in particular for a sports shoe, where the sole includes a cartridge cushioning system that includes a load distribution plate arranged in a heel region of the shoe sole, at least one cushioning element for determining the cushioning properties of the shoe sole during the first ground contact with the heel, and at least one guidance element to guide the foot into a neutral position after the first ground contact.

Abstract: A woman's high-heeled pump wherein the heel portion is relatively narrowed and lengthened to extend along and firmly embrace the entire calcaneus of the wearer. The forward portion of the shoe receives the forward part of the wearer's foot including her toes in a relatively unrestrained manner. A foot bed corresponding to the shoe size is received entirely over the shoe's insole and is provided with arch supports that assist in retaining the foot in place within the shoe. The heel is cradled at a level somewhat lower than the surrounding part of the foot bed. The foot bed is provided on its lower side with grooves for comfort and compressability and cavities are provided under the metatarsal pad and heel for compressability and comfort.

Abstract: The main purpose of this invention is to develop a new insole design which can significantly reduce the plantar pressure under the forefoot and heel, and can be used as replacement insole for the diabetic shoe, diabetic healing shoe, and removable cast walker.

Abstract: The invention relates to an absorbent and desorbent device, characterised in essentially comprising at least one micro-porous membrane (1) with absorbent and desorbent properties, by means of at least one porous permeable cover (2) and at least one impermeable cushioning sub-layer (3). The invention is particularly applicable in the field of absorbent materials, most particularly when used for items of clothing or domestic products.

Abstract: The present invention is a lace locking system that eliminates the inconveniences of a conventional lacing system. The design reroutes laces behind the ankle to a “T pull” handle that incorporates a “lace lock” that allows length adjustment to the laces. When the “T-pull” handle is pulled upon, the laces cinch and the handle is then placed into its rest. This provides the user with a “memory lace system” so the laces do not have to be adjusted and tied every time a shoe or skate is placed onto a foot.

Abstract: Skate boot apparatuses, a skate, and a method are provided. A base including an upper face configured to receive a wearer's foot and a lower face configured to structurally support a skate mechanism is provided. An integral upper support is provided, the integral upper support extending upwardly from the base to a point above an ankle of the wearer, the integral support having a varying rigidity decreasing from a high rigidity near the base to a low rigidity near the point above the ankle of the wearer.

Abstract: Systems for locating an underground utility include means for generating detection data representative of an underground utility within a subsurface of the earth. Systems may also include means for generating geographic positioning data representative of a geographic position of the underground utility and means for storing the geographic positioning data and the detection data. Means are provided for associating the geographic positioning data with the detection data to generate location data representative of a location of the underground utility within the subsurface.

Abstract: An illumination device includes a flexible and substantially rod-like member having a predetermined length with a light-receiving surface and a light-emitting surface and an elongated light source extending along and positioned adjacent the light-receiving surface of the rod-like member, such that light entering the rod-like member from the elongated light source and through the light-receiving surface is preferentially scattered, thus causing a light intensity pattern that appears substantially uniform along the light-emitting surface of the rod-like member.

Abstract: A non adhesive, removable, reusable mounting method for inexpensively, simply and readily mounting, dismounting and remounting planar display articles upon a rigid, smooth, glossy backing surfaces, said surface having both greater length and width than the article or articles to be mounted, allowing for spacing between articles, comprising a set of four mounting corners cut from a flexible cling material upon a single carrier sheet, said sheet, which when bent in half will release the said corners with ease, said corners to be placed correspondingly (right angle to right angle) at each corner of the display article, the hypotenuse of each mounting corner overlapping and extending beyond the corner of the display article clinging to the backing surface at the area of extension, thereby bracing said article at the area of overlap.

Abstract: A sign kit according to the invention includes a stiff backing in a predetermined size and a transparent cover sheet having dimensions sufficient to cover one face of the backing. Suitable means for mounting a sign, such as a built in stand or hanger, may be included along with a flexible sheet such as a sheet of paper printed on a front face thereof with sign information and adhered by a rear face thereof with an adhesive to a front face of the backing. The sign kit provides makes it possible to use desktop publishing, i.e., personal computers and software, to prepare professional quality signs in various sizes shapes and designs.

Abstract: A breech device for bolt-action firearms includes a breech body reciprocating in the receiver and rotatable into locking position. In its front part, the breech body has locking lugs located in three sectors, the locking lugs in at least two sectors being formed in a breech device equipped with a magazine loaded in parallel so that there are four guide surfaces to limit rotation between the receiver and the breech body, and the breech body has a recessed locking surface for the cartridge at its end. The locking surface of the cartridge has been extended downwardly to form a glide surface passing between the locking lugs so that the rear surface of the cartridge case slides on the glide surface and the locking surface into locking position as the cartridge is ejected from the magazine into the cartridge housing.

Abstract: A device for holding an odor-producing repellent. The device comprises two oppositely disposed compartments for holding the repellent and a pair of substantially parallel strips connecting the pods together. Each pod includes a cap for enclosing each pod and a plurality of slots on both the pods and the caps for allowing the odor-repellent to be released into the immediate atmosphere. The device is flexible and can be secured to a treebranch by twisting one pod and placing it between and through the connecting strips. Once through, the pod is secured in place and cannot return through the strips, thereby securing the device to a treebranch.

Abstract: A detergent composition comprises a Mannich reaction product of a hydrocarbyl-substituted ortho-alkyl substituted phenol (1) or a mixture of the phenol (1) and a hydrocarbyl-substituted phenol (2), an aldehyde, and an amine where the phenol (1) is present in the mixture at about 50 mole % or higher. Concentrate and fuel compositions include the detergent composition. A method of controlling deposits in an internal combustion engine comprises operating the engine with the fuel composition which results in unexpectedly superior detergent performance.

Abstract: The present invention relates to a chemical change reagent which is used as an additive to coal to enhance the complete combustion of the coal after turning it into a synthetic fuel. The composition is a chemical change agent in that it converts the coal/composition mix into a different material which, when burned, results in lower NOx emissions. The composition includes a wax, a base for ph adjustment and water and is mixed with the coal prior to combustion.

Abstract: A processed solid fuel composition incorporating agents for destroying creosote and soot within flue ducts and chimneys of fireplaces, solid fuel stoves and other heating devices is disclosed, along with a method for its manufacture and a method for its use. The composition is made up of a combination of compressed cellulosic particulate material and a chemical and/or catalytic creosote and soot removing agent, and is molded in the form of a fire log in the preferred embodiment. The composition may be used alone, but is ideally applied to an active fire to treat a chimney flue by combined heating and chemical disaggregation of accumulated creosote and soot deposits.

Abstract: There is disclosed a metal particle-dispersed composite oxide comprising a matrix material containing a composite oxide comprising a non-reducible metal oxide and an easily reducible metal oxide, the composite oxide containing 0.01 to 0.25 mol % of at least one additive metal selected from Al, Sc, Cr, B, Fe, Ga, In, Lu, Nb and Si, surface metal particles precipitated on an outer surface of the matrix material containing the composite oxide, and inner metal particles precipitated on an inner surface of the matrix material containing the composite oxide.

Abstract: A shutter device includes a frame having two stiles and two beams secured together, the stiles each has a groove to receive a rail, the rails each includes a number of orifices, and a number of blades having end projections engaged into the orifices of the rails, to rotatably secure the blades between the rails and the stiles. A control device may be coupled to the blades to move or to open and close the blades relative to the frame. The orifices may be quickly and precisely formed in the rails, with such as molding or punching processes, for allowing the blades to be quickly manufactured and assembled to the stiles with the rails.

Abstract: A tilt latch and pivot housing is disclosed, which has a collapsible retainer on each of its side walls extending along a substantial portion of the length thereof and angularly outwardly from the side walls of the housing. The inner surface of each retainer is spaced from the surface of the adjacent wall of the housing, thus forming a crevice or gap designed to receive the retainer when sufficient pressure is applied to the retainer's outer surface causing the retainer to deflect inwardly. According to some embodiments, portions of the retainers adjacent to the upper engagement ends are beveled. The retainers may also be beveled on one end to facilitate installation of the housing into a sash. The housing of the present invention may also include a collapsible retainer formed at the bottom wall of the housing for preventing longitudinal movement of the housing after installation.

Abstract: An integrated sash lock and tilt latch assembly for a sash window is disclosed. The integrated assembly comprises a handle movable among a first, a second and a third position to adjust the assembly among a respective locked, unlocked and tiltable position. The integrated assembly further comprises a rotor coupled to the handle and comprising a locking cam and the rotor. The integrated assembly further has a pawl operably associated with the handle and abuttingly engages the rotor. The assembly also has a keeper adapted to receives at least a portion of the locking cam and a latch bolt adapted to be slidably disposed in a sash window. A connector is also provided which has a first end and an opposed second end. The first end of the connector is coupled to the latch bolt and the second end of the connector operably engages the appending member of the pawl. The assembly also has a spring for biasing the latch bolt towards one of the guide rails.

Abstract: A common drive system drives a multiple of drive systems within a sliding vehicle closure member with a single drive motor. A controller selectively connects the selector assembly to either a door drive assembly, a window drive assembly, or a lock module drive assembly through a selector assembly in response to actuation of a particular input. The selector assembly includes a transmission which shifts the drive motor between a multiple of gear trains to drive the particular drive system.

Abstract: It comprises a body (1) formed of two body halves (2, 3) joined to each other by one of their ends which interior portion (4) receives the end of the window pane. The interior portion (4) is provided with parallel protrusions (5) disposed in a stepped arrangement forming an upward series (6) and a downward series (7), both being symmetrical, so that the window pane rests sloped on one of said series (6) according to the position assumed in the power window device, the same driving member being able to be used for the door of the other side, the window pane resting on the other of said series (7). The body half (2) is provided with a front groove (8) to resiliently conform the end of the body (1) where the window pane exists to the curvature thereof, and the other body half (3) being provided with a hole matching a hole of the window pane for holding them by means of a screw, the hole of the driving member being smaller than that of the window to absorb tolerances.

Abstract: In a hardtop vehicle, etc., in which a partition and a glassrun are mounted at both sides of a center sash 4 which partitions at a triangular glass of a front door and a front glass, a die-molded portion 7 whose tip end is made thin is integrally formed at the upper edge thereof, and a roofside weatherstrip 9 is provided at the roofside, a water receiver composed of lip pieces 21, 22, 23 and 24 is formed in the direction toward the center sash 4 integrally with the die-molded portion 7, partition and glassrun and is resiliently brought into contact with the triangular glass and front glass with clearance remaining.

Abstract: In its optimal form this type of structure possesses a streamlined aerodynamic profile in one direction and convex shaped shell type closure components in the orthogonal direction The main load carrying member of the system, the truncated ellipse structural rib provides most of the streamlined aerodynamic profile and the rest is provided by concave surfaces connected externally to the extremities of the ribs. Where it is possible, the truncated ellipse structural ribs and the rest of the streamlined aerodynamic profile are aligned with the anticipated direction of maximum wind velocity. Under self weight and superimposed dead loads, the structural response of the truncated elliptical rib is characterized by beam action in the middle area of the member, then increasing arching action (thrust) as the rib curvature increases, with further increasing in bending and shear action as the extremities of the rib are approached.

Abstract: A plastic insert for concrete structures includes a barrel for receiving a threaded fastener. According to one embodiment, the insert includes a housing at a distal end receiving an internally threaded member for engaging the threaded fastener. The insert includes bar-engaging members at the distal end for contacting concrete-reinforcing bars of the concrete structure. The insert also includes a bar-engaging member at the proximal end including a retainer defining a substantially semi-circular channel for receipt of a U-shaped portion of a bar. According to another embodiment, the insert includes a base at the distal end extending outwardly from the barrel to define an anchoring surface oriented perpendicular to the barrel axis. Longitudinal ribs on the barrel include segments arranged in series. Each segment of the rib extends radially to a distance that decreases with each succeeding segment such that each segment defines a bearing surface.

Abstract: Wedge couple for fixing and wedging-up of windows and doors in connection with their mounting in a wall opening, and with belonging mounting shears with which the wedges can be located and tightened by means of a shearing operation with one hand. A wedge couple consisting of two flat wedges (1) oriented in mutually opposite directions, each with a thick end (2) and a thin end (3). The thin end of one wedge is connected to the thick end of the other wedge by means of a thin deformable plate (4), which ensures that the two wedges in advance are correctly arranged in relation to each other and able to be displaced only parallelly towards each other in their longitudinal direction, when they are being forced together. The thin deformable plate (4) ends at the thick end (2) of the wedges in a slightly thinner curved portion (5), which serves to start the deformation of the thin plate (4) outside the area where the two wedges must lie close to each other, when the wedges are forced together.

Abstract: The devices are classified as a passive Supplemental Damping Devices, and as the name indicates they are used to supplement and increase the damping in structures. Increasing the damping is a desirable property, because it improves and enhances the performance of the structures. The devices are intended to be non-gravity loads carrying devices and are made of High damping Rubber that is bonded to Steel, however, some of them are capable of carrying substantial amount of gravity loads, if needed, and can be designed even to carry more. They are placed within the Structure's frame to dissipate energy produced by Earthquakes, Wind, or any other similar hazard. Examples of the placement are on the top of Bracing members or Shear Walls, in the Bracing members themselves, at the intersection of Bracing members, or at the Joints of Beam to Column connections.

Abstract: A live recovery storage structure for holding bulk material includes a housing having a side boundary wall with an inverted substantially U-shaped or V-shaped transverse cross section that extends between a first end wall and an opposing second end wall. The housing bounds a chamber adapted to receive bulk such that the bulk material rests against the side boundary wall. An elongated tunnel wall extends within or below the housing, the tunnel wall bounding a tunnel. At least one opening is formed on the housing so as to provide fluid communication with the chamber. A dispenser assembly is mounted on the tunnel wall so as to proved controlled fluid communication between the chamber and the tunnel.

Abstract: A screen door includes two stiles and two beams secured together to form a rectangular frame, and to define an opening within the frame, and a screen received in the opening of the frame. The stiles and the beams each may include one or more longitudinal groove to receive a spline which may force and engage the screen into the longitudinal groove of the stiles and the beams. The stiles and the beams each may include one or more longitudinal flanges extended into the longitudinal grooves and to retain the spline and the screen within the longitudinal grooves of the stiles and the beams, and to solidly secure the screen to the frame.

Abstract: A window assembly incorporating a window frame and seal and a method of forming the same are provided. The window assembly includes a window transparency first ply coupled to a first window structure. A window transparency second ply is coupled to the first ply and is spaced apart from the first structure defining a gap there between. A portion of the first structure, or a second window structure coupled to the first structure, extends over the second ply. A seal is placed, fitted or formed within the gap and between the second ply and the portion of the first structure or the second structure extending over the second ply.

Abstract: A door threshold may include upper and lower members for sandwiching carpet and/or carpet padding therebetween. The threshold may, in certain example embodiments, grip the carpet in order to prevent it from being pulled out from between the upper and lower threshold members. Thus, in certain example instances, the need for tacks (or carpet tack strip(s)) proximate the threshold can be reduced and/or eliminated. In certain example embodiments of this invention, the threshold structure may include a locating bracket that is provided proximate the door frame for frame alignment and security purposes, and/or one or more pans located under the threshold for locating and/or securing purposes. Levelers, shims and/or the like may be used in certain example embodiments in order to compensate for non-level flooring proximate the door.

Abstract: There is provided an adjustment device for adjusting the vertical height of, for example, studs, furniture and large appliances. The device has a base (12), a pine (14) upstanding from and supported by the base and a rotatable cam element (20). The pin has a number of grooves (16) and the cam is capable of engaging one or more of the grooves to alter the distance between the base and cam. Also disclosed is a stud or mullion (30) having two sets of channels, each of which is adapted to receive a cooperating means for mounting a panel or bracket. The sets of channels are parallel to each other and spaced apart by parallel spaced webs (32, 34). The adjustment device may be inserted in the stud or mullion. Further disclosed is a joining clip (not illustrated) for mounting a panel or bracket to the stud or mullion. The clip is in two parts, one part has means to connect the clip to the panel and the other has a pair of resilient arms and is able to mate with the first part.

Abstract: A method and apparatus for the attachment of sheet cladding and other thin surfaces to structural frame members such as in space frames and other lattice structures. A batten assembly may be either partially integrated into an elongated structural member or attached by fasteners. A batten receiver provides a pair of sheet margin receiving channels and a fastener guide channel. The batten receiver may be integrated into the surface of the elongated structural member which for example, may be a tubular member or I-beam. The mating batten comprises shoulders which are essentially congruent to the receiving channels. Between the shoulders, an elongated recess mates with a pair of guide walls in the receiver. A fastener such as a metal screw having a cutting tip, may be installed through the recess and the guide channel and into the wall of the elongated structural member to provide secure connection of the batten members to one another.

Abstract: The molding (1) has a key slot (2) with longitudinal corrugations, which key slot (2) is inclined at an acute angle to the wall surface. The connecting bracket (4) is a plate and one end of the plate has a shoulder terminated with a flexible tenon (6) with a free end pointed towards the molding, and the other end of the connecting bracket (4) is terminated with a spacer flange (7). Surfaces of the elastic tenon (6) of the connecting bracket have hooks with a triangular profile and the connecting bracket (4) has at least one shelf ledge (9) which supports cables. The molding has a form of a covering, preferably from poly vinyl chloride, which forms a skeleton profile divided with ribs (21) into chambers (28, 29, 30, 31) and the molding has a longitudinal protrusion (19), basically parallel to the wall surface, forming with the chamfered end of the molding an inverted V shape and the protrusion cooperates with the beaded edge (20) of the spacing flange of the connecting bracket (4).

Abstract: Coping for the top edge of a curvilinear wall of a swimming pool, the coping consisting of end-to-end sections and being characterized in that each section of coping (1) comprises: an approximately planar deck (2) designed, when the coping is in the installed position, to extend approximately transversely relative to the wall of the swimming pool, the deck (2) being formed by at least one plate (4) of a synthetic material thermoformed by flat pressing, at least one longitudinal edge of the deck comprising at least two outwardly directed longitudinal flanges (7) arranged one above the other with a gap between them, and at least one trim (3) formed by a profiled strip of extruded plastic fixed to the flanges (7) on one edge of the deck (2).

Abstract: A gutter embedded into a structure to collect moisture that forms on the surface of the structure. The gutter forms a substantially flush engagement with the surface of the structure, and includes a fluid redirecting surface that coaxes the fluid angularly toward a reservoir for capture and collection of the fluid. One or more anchoring portions may be included to extend away from the gutter to further promote a secure connection between the gutter and the structure. The gutter may be made from a one piece elongate body of extruded material, and may further include a planar face portion to facilitate engagement with the surface of the structure. In one form, the gutter can be formed into a wall or related panel.

Abstract: A method and apparatus for forming a waterproof building wall is disclosed, including providing a mold that fits around a window or other structure held in the wall, applying stucco or other moldable material that hardens to form an exterior coating for the wall and a recess from the mold, and sealing the recess with an elastic and waterproof sealant that is attached to both the structure and the side of the recess. The resulting wall may have a sealed recess between the stucco coating and the structure that extends less than about one centimeter from the structure, and the seal can expand and contract in conformance with expansion and contraction of a distance between the edge and the side surface.

Abstract: It has various layers in its structure: the lower layer (2, 2′, 2″) is a resistant base of ceramic origin or similar; the upper layer is a lamina (1) with a visible surface. The two are stuck by an adhesive defining a homogenous intermediate layer (3) without the formation of fragile zones due to the absence of air bubbles since the contact face of the ceramic base (2, 2′, 2″) is domed, the central point being higher than the rest. For preventing the surplus adhesive from flowing out and becoming stuck to other adjacent tiles, it has been provided for the ceramic base or similar (2, 2′, 2″) to include a perimetric flange (5, 5′) which will then be eliminated during the phase of machining the edges when formatting the tile. The perimetric flange (5, 5′) advantageously incorporates some lateral projections or centring stops (6) of the facing lamina (1) in order to optimise the pressing.

Abstract: Components and a system for limiting access and egress. A properly scaled barrier of the present invention meets varied requirements for applications that include: security, safety, order, privacy, and discipline. In one embodiment, pre-manufactured panels and connectors are delivered to a site that has been prepared for installation of the system. Local materials may be used for the panels in some cases. The panels and connectors can be assembled quickly by unskilled labor and, in some embodiments, the barrier just as quickly dismantled or repaired as necessary. One embodiment may be used as a temporary or emergency solution to access control while another may employ in-fill material to provide a permanent barrier. Another embodiment may be used in a residential setting, providing storage in some installations. In all embodiments, accessories for enhancing effectiveness may be installed on or within the barrier.

Abstract: Panels for making a swimming pool have a globally rectangular planar prefabricated structure delimited by a peripheral frame consisting of vertical and horizontal wings, one of the vertical wings having, suitably distributed over its height, fixing arrangements adapted to cooperate with matching arrangements of the other vertical wing of an adjacent panel. The matching arrangements are selected to enable the panels to be automatically assembled after said arrangements have been engaged under a pressure force exerted in a plane parallel to the vertical wings and to ensure tightness in combination with a profiled shape arranged over the whole length of the vertical wings at their connecting portion with the planar surface of the structure.

Abstract: There is provided a clamp for concrete forms which has improved durability compared with a conventional P-clamp, and can withstand vibrations necessarily produced by a vibrator when the concrete is placed. This clamp for concrete forms comprises a substantially U-shaped clamp body which rivets end parts of a pair of L-shaped clamp arms to each other so as to be rotatable and holds a connection part of the concrete forms, and a clamp lever body which presses one clamp arm toward the other clamp arm to press both clamp arms against each other by riveting ends of a pair of arm parts with respect to the other clamp arm so as to be rotatable, and rotates them toward the clamp arm, and engages an opening part formed between the pair of arm parts with the L-shaped bent shoulder part of the other clamp arm.

Abstract: The invention relates to panels (1,2) comprising laterally mounted locking elements, by means of which two of the panels (1, 2) can be inter-connected laterally in a positive fit, without the use of adhesive.

Abstract: A system consists of blocks (1) provided with grooves (19, 21) as well as joining elements (23) which are situated in the grooves for positioning the blocks with respect to each other. The block (1) has two joining sides (3, 5) for joining the blocks situated above and/or below it. Starting with a rough, undressed block, a layer of the rough block is removed from both joining sides over the whole surface, so that the joining sides (3, 5) become bearing surfaces (15, 17), which form the contact surfaces with the blocks above and below them. When dressing the rough block one makes sure that the distance (18) between the bearing surfaces (15, 17) lies within narrow tolerances of a desired value. Because of this, the blocks in a course lie precisely in a horizontal plane. The grooves (19, 21) and joining elements (23) make sure that the blocks lie precisely in a vertical plane.