Abstract: Siding boards for clapboard boarding are used in a clapboard boarding structure in which lower side portions of upper siding boards are overlapped frontward of upper side portions of lower siding boards for installing a plurality of siding boards to a framework of a building. The siding boards are ceramic type siding boards with vertical joint grooves being formed on designed surfaces. Lower edges of the lower side portions of the siding boards are formed at different heights with the boundaries of the vertical joint grooves. Rear surface stepped portions that have been obtained by notching the rear surface are formed at the lower side portions. Upper end portions of the rear surface stepped portions are formed in a substantially straight line in lateral directions.

Abstract: A particle board having wooden materials coated with an adhesive of a thermosetting resin and pressurized with being heated includes a core layer and face layers provided on both, front and back, sides of the core layer. The wooden materials of the face layer are smaller in the average particle diameter than the wooden material of the core layer and voids between the adjacent wooden materials in the face layer and the core layer are filled with resin particles of a thermoplastic resin by being pressurized with being heated.

Abstract: Siding boards for clapboard boarding are used in a clapboard boarding structure in which lower side portions of upper siding boards are overlapped frontward of upper side portions of lower siding boards for installing a plurality of siding boards to a framework of a building. The siding boards are ceramic type siding boards with vertical joint grooves being formed on designed surfaces. Lower edges of the lower side portions of the siding boards are formed at different heights with the boundaries of the vertical joint grooves. Rear surface stepped portions that have been obtained by notching the rear surface are formed at the lower side portions. Upper end portions of the rear surface stepped portions are formed in a substantially straight line in lateral directions.

Abstract: An external wall construction capable of inhibiting water penetration thereinto includes a securing metal fitting installed at an upper side portion and a lower side portion of an external wall panel. The external wall panel is mounted on an underlayment. The external wall panel has a notched recess formed on left and right side portions along the vertical direction. A sealing fixture is arranged between the adjacent left and right external wall panels. The sealing fixture has a base plate portion fixed to the underlayment, a rising plate portion erected at the base plate portion, and a front plate portion arranged at the rising plate portion, wherein a front resilient material is provided at the front face of the front plate portion. The front resilient material and the front plate portion are engaged in the notched recess of the external wall panel.

Abstract: A siding boards attachment structure includes siding boards, at least one underlayment, securing metal fittings and at least one sealing member. The sealing member is disposed between left and right adjacent siding boards and has a base plate portion, a rising plate portion, a front plate portion, and a front resilient material. The base plate portion is secured to the underlayment. The rising plate portion is bent forward from the base plate portion. The front plate portion is bent from a front end of the rising plate portion in the opposite direction from the base plate portion. The front resilient material is provided on a front surface of the front plate portion. The front plate portion engages with a front surface of the lateral underlying tongue portion of the siding board. The front resilient material is in tight contact with a front inner surface of the notched recess and a back surface of the lateral overlying tongue portion of the siding boards.

Abstract: A sealing member and fastening fitting are arranged at a joint portion of four siding boards of a shiplap structure. The sealing member comprises a base plate portion, a horizontally rising plate portion at left and right sides of the base plate portion, and an inclined portion bent diagonally downwardly from the horizontally rising plate portion. At the base plate portion, a forward protrusion is provided upwardly of the horizontally rising plate portion. A storage recess, having a width substantially equal to the width of a fastening fitting, is formed between the left and right forward protrusions. Lateral elastic materials cover portions of the horizontally rising plate portion, the inclined portion, and the forward protrusion. The sealing member is of easy and stable construction and reliably prevents rain water penetration. A siding boards attachment structure uses the sealing member and a method of constructing the siding boards attachment structure is provided.

Abstract: The present invention provides a siding boards attachment structure having excellent ventilation characteristics and a high siding-board fixing strength, and a fastening member to be used therewith. The fastening member is disposed to span an upper horizontal edge of a lower siding board and a lower horizontal edge of an upper siding board, and fixes the siding boards to a framework of a building. The fastening member includes a base plate portion having a flat rear side surface, a support portion projecting forward from the base plate portion, an upper-board engagement portion bent upward from the support portion, a lower-board engagement portion bent downward from the support portion, and spacing portions individually formed at left and right sides of the base plate portion, each of the spacing portions having a front face which is forward from the base plate portion and rearward from the front end of the support portion.

Abstract: An external wall construction includes a building framework of a building and a bearing wall constituted with a plurality of ceramic type external wall panels to be fixed to the building framework. The external wall panels are formed by backing resin sheets on rearward surfaces thereof. Waterproof tapes are interposed between the external wall panels and the building framework.

Abstract: Siding boards for clapboard boarding are used in a clapboard boarding structure in which lower side portions of upper siding boards are overlapped frontward of upper side portions of lower siding boards for installing a plurality of siding boards to a framework of a building. The siding boards are ceramic type siding boards with vertical joint grooves being formed on designed surfaces. Lower edges of the lower side portions of the siding boards are formed at different heights with the boundaries of the vertical joint grooves. Rear surface stepped portions that have been obtained by notching the rear surface are formed at the lower side portions. Upper end portions of the rear surface stepped portions are formed in a substantially straight line in lateral directions.

Abstract: A fastening sealing member configured to fasten siding boards to a building framework, including a base plate portion having a flat rear surface, spacing portions at left and right ends of the base plate portion, each of which has a front face forward from the base plate portion, a central horizontally rising plate portion projecting forwardly in the horizontal direction from the base plate portion, a central front plate portion in the vertical direction at a front end of the central horizontally rising plate portion, supporting portions projecting forwardly in the horizontal direction from the base plate portion at left and right sides of the central horizontally rising plate portion, an upper-board engagement portion bent upwardly from the supporting portion, a lower-board engagement portion bent downwardly from the supporting portion, and a connecting portion in the vertical direction between the upper-board and lower-board engagement portions.

Abstract: A method for manufacturing a building panel with which a satisfactory three-dimensional effect can be easily imparted to a designed surface thereof, the designed surface including concave and convex portions. The method for manufacturing the building panel, obtained by forming a dot-coating layer on a designed surface, includes the steps of transferring a dot-presenting paint onto the designed surface for forming a plurality of dots via a transfer roll, the transfer roll having a plurality of protruding portions on a roll surface in order to form the dot-coating layer, wherein the plurality of dots are formed so that areas of the dots are varied through differences in pressurizing force applied by the protruding portions onto the designed surface.

Abstract: The object of the present invention is to provide a particle board which is improved at its entirety in the resistance to water without impairing its performance as a bearing board member and provide a method of making the particle board.

Abstract: An object of the present invention is to provide a fastening sealing member preventing water leakage reliably, ensuring ventilation properties sufficiently and having excellent fastening strength of siding boards, and a siding boards attachment structure.

Abstract: The present invention provides a siding boards attachment structure having excellent ventilation characteristics and a high siding-board fixing strength, and a fastening member to be used therewith. The fastening member is disposed to span an upper horizontal edge of a lower siding board and a lower horizontal edge of an upper siding board, and fixes the siding boards to a framework of a building. The fastening member includes a base plate portion having a flat rear side surface, a support portion projecting forward from the base plate portion, an upper-board engagement portion bent upward from the support portion, a lower-board engagement portion bent downward from the support portion, and spacing portions individually formed at left and right sides of the base plate portion, each of the spacing portions having a front face which is forward from the base plate portion and rearward from the front end of the support portion.

Abstract: A siding boards attachment structure includes siding boards, at least one underlayment, securing metal fittings and at least one sealing member. The sealing member is disposed between left and right adjacent siding boards and has a base plate portion, a rising plate portion, a front plate portion, and a front resilient material. The base plate portion is secured to the underlayment. The rising plate portion is bent forward from the base plate portion. The front plate portion is bent from a front end of the rising plate portion in the opposite direction from the base plate portion. The front resilient material is provided on a front surface of the front plate portion. The front plate portion engages with a front surface of the lateral underlying tongue portion of the siding board. The front resilient material is in tight contact with a front inner surface of the notched recess and a back surface of the lateral overlying tongue portion of the siding boards.

Abstract: It is an object of the present invention to provide a fastening member which causes hardly any differences in fastening force of siding boards owing to differences in means for fixing the fittings to a building frame, an exterior wall construction structure using the same, a starter member, and further a method of attaching siding boards.

Abstract: An external wall panel construction includes a furring member which is held on a rear surface of an external wall panel via a fixing plate. The fixing plate is provided on the rear surface of the external wall panel and is fixed to the external wall panel via a set screw.

Abstract: The present invention provides a siding boards attachment structure having excellent ventilation characteristics and a high structural strength and a starter fitting used therewith. The siding boards attachment structure includes a starter fitting for supporting a siding board in the lowest portion, a ground sill flashing disposed in a lower portion of the siding board in the lowest portion, a furring strip for fixing the starter fitting, and the siding board supported by the starter fitting. The starter fitting includes a base plate portion having a planar rear side surface that is configured to be fixed to the furring strip, a supporting portion for supporting siding boards bent forward from the base plate portion, and spacing portions formed at left and right end portions of the base plate portion to have the cross sectional shape of a squarish letter U.

Abstract: An object of the present invention is to provide an external wall construction capable of inhibiting water penetration into the external wall construction reliably; and a sealing fixture, an external wall panel, and an external wall constructing method, which are used for the external wall construction.

Abstract: An object of the present invention is to provide a sealing member capable of reliably preventing rain water penetration and achieving easy and stable construction, and a siding boards attachment structure using the sealing member and a method of attaching siding boards in the siding boards attachment structure of a four side (left, right, upper and lower sides) shiplap structure.