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| Number | Title | Issue Date |
| 7191572 | Construction method and system A system for reinforced concrete construction, which relates the bar mat with the molding panels so as to obtain a rigid assembly capable of resisting the pressure of the placed concrete. The system integrates concrete's reinforcement and formwork, thereby making a ... | 03/20/2007 |
| 7144530 | Concrete forming method employing threaded coupling slots A forming panel is provided which includes at least one and preferably a number of elongated channels each having inwardly projecting ribs which permit threadable attachment of hardward components such as bolts, externally threaded rings, collars and the like direct... | 12/05/2006 |
| 7124547 | 3-D construction modules A 3D construction module comprising at least one vertically upstanding panel with first and second mesh layers oriented generally transversely and longitudinally. The first and second mesh layers have at least one rod member mounted to said panel and are vertically ... | 10/24/2006 |
| 7055792 | Clamp device for side wall beams A clamp unit is for interconnecting side wall beams of a concrete casting mold. The side wall beams incorporate protruding upper and lower edges. The clamp unit (1) includes at least two end portions (2,3) connected to each other and members (4,5,6 | 06/06/2006 |
| 6951329 | Concrete wall form with flexible tie system A concrete wall form that can readily be used with different types of form ties systems to construct parallel form sections for receiving poured concrete. The form includes first and second tie rod engaging portions configured to receive first and second types of ti... | 10/04/2005 |
| 6945506 | Connector assembly for insulated concrete walls A through-insulation connector assembly for use in the construction of insulated concrete sandwich wall. The connector assembly includes a spool-shaped connector body comprised of two, interconnecting pieces and a tie that engages the connector body. The two pieces ... | 09/20/2005 |
| 6935607 | Forming panel with extruded elongated threaded slot for receiving threaded attachment members A forming panel is provided which includes at least one and preferably a number of elongated channels each having inwardly projecting ribs which permit threadable attachment of hardward components such as bolts, externally threaded rings, collars and the like direct... | 08/30/2005 |
| 6931806 | Concrete forming system and method A system and method for forming concrete structures, using foam panels as forms, supported by vertical tracks with horizontal bridge pieces inserted through the forms. The bridge pieces are in the form of triangular webs with coaxial rings for supporting vertical re... | 08/23/2005 |
| 6837473 | Method and apparatus for erecting forms for concrete pours A tie-rod assembly which is adapted to be interconnected between two opposite wall forming sections that define a concrete receiving region where a concrete wall is formed. The tie-rod assembly comprises an elongate threaded tie-rod on which is positioned a sleeve s... | 01/04/2005 |
| 6513287 | Apparatus for forming a dead-end anchorage of a post-tension system A method and apparatus for forming an anchorage of a post-tension system in which a tendon is positioned within a cavity of an anchor such that an end of the tendon extends outwardly of the cavity, a plurality of wedges are mechanically inserted within th... | 02/04/2003 |
| 6296224 | Concrete form member A form member comprises a strip-shaped main plate portion, which is flat at least on its front surface, a horizontal pair of strip-shaped side plate portions extending from both sides of the main plate portion toward its rear surface perpendicularly to th... | 10/02/2001 |
| 6231025 | Ready-mixed concrete placing method and formwork unit used for the method The present invention relates to a ready-mixed concrete placing method wherein at least two holding members H comprising formwork fixing blocks 10 and threaded rods 11 screwed into tapped holes 10a in the formwork fixing blocks are arranged at a predeterm... | 05/15/2001 |
| 6023894 | Anchor of a post-tension anchorage system with an improved cap connection An anchor for a post-tension anchorage system includes an anchor member with an end surface, a polymeric encapsulation covering the anchor member having a tubular section extending outwardly from the end surface of the anchor member, and an improved cap h... | 02/15/2000 |
| 5956922 | Wall forming system and method of forming a wall of hardenable material A wall forming system and method having a parallel form panels secured together by an adjustable support structure to form a cavity therebetween. The cavity being filled with hardenable material. The support structure having an elongated threaded member w... | 09/28/1999 |
| 5897102 | Pocketformer apparatus for a post-tension anchor system A pocketformer apparatus for a post-tension anchor system including a tubular member with an outwardly flanged end, a securement member affixed to the tubular member, and a cup member having an interior opening such that the tubular member extends through... | 04/27/1999 |
| 5855807 | Concrete form securing device A concrete form securing device includes two or more securing frames combined together, plural spacing bars, plural engaging members, and plural fixing boards as main components. The two securing frames are temporarily kept in place by a sustain bar and t... | 01/05/1999 |
| 5761874 | Concrete form spacing fixture A concrete form spacing fixture comprises a bar type separator having a prescribed length which is provided with a male screw on its end portion, an attachment which is provided with a concave part having an open end and so formed that the open end of the... | 06/09/1998 |
| 5744076 | Method for making insulated concrete wall tie system Apparatus, method and product of in situ attachment of insulation panels to poured concrete walls as the walls are formed. Polymeric F-shaped strips are attached to novel tie bars by spring clip retainers, and receive the edges of insulation panels to hol... | 04/28/1998 |
| 5692356 | Insulated concrete wall tie system Apparatus, method and product of in situ attachment of insulation panels to poured concrete walls as the walls are formed. Polymeric F-shaped strips are attached to novel tie bars by spring clip retainers, and receive the edges of insulation panels to hol... | 12/02/1997 |
| 5635097 | Rebar retention apparatus A retaining member for retaining spaced rigid members within a concrete matrix. A form for shaping the concrete matrix includes a base, a planar shaping surface for supporting the concrete matrix during its initial setting period, and a supporting member ... | 06/03/1997 |
| 5582388 | Insulated concrete wall tie system Apparatus, method and product of in situ attachment of insulation panels to poured concrete walls as the walls are formed. Polymeric F-shaped strips are attached to novel tie bars by spring clip retainers, and receive the edges of insulation panels to hol... | 12/10/1996 |
| 5537797 | Modular concrete form system and method for constructing concrete walls A system for forming architectural concrete walls, comprises a plurality of modular form units, each form unit comprising a generally rectangular support frame, a backing sheet and an overlying facing sheet, each facing sheet having a facing surface defin... | 07/23/1996 |
| 5497592 | Quick release tie A quick release tie includes an elongated strap having retainer plates removably connected to the opposing ends of the strap. Each retainer plate includes a cylindrical body portion which extends through an aperture in a form panel, a generally flat panel... | 03/12/1996 |
| 5409193 | Insulated concrete wall tie system Apparatus for in situ attachment of insulation panels to poured concrete walls as the walls are formed. Preferably, polymeric F-shaped strips are attached to novel tie bars by transverse retainers, and receive the edges of insulation panels to hold them a... | 04/25/1995 |
| 5405119 | Sleeve assembly for forming openings in molded structures A sleeve assembly for forming a lined opening in molded structures made from concrete or the like. The sleeve provides the lining. During formation of the structure, the sleeve is held in place by a pair of generally hemispherical end cups having tapering... | 04/11/1995 |
| 5282603 | Clamping and fixing device, form tie and form A clamping and fixing arrangement which functions to fixate the various elements of formwork or shuttering, preferably intended for moulding concrete. The arrangement is mainly characterized by an eccentric locking device which is provided with an expanda... | 02/01/1994 |
| 5182885 | Extendable wall sleeves A one-piece, unitary, molded resin wall sleeve precursor has two cup-shaped end sections of external diameter D1 each having a hollow transition section of enlarged diameter that connects the end section to a sleeve of internal diameter D1; one transition... | 02/02/1993 |
| 5125618 | Casting formwork Formwork structure for erecting continuous surfaces on one or both sides of a casting cavity. A formwork member with a plurality of openings defines the surface of the casting cavity. Form stays (32) extend through the openings in the formwork member surf... | 06/30/1992 |
| 4998705 | Apparatus for forming voids in concrete An apparatus for forming voids in concrete which includes baseplates secured to a wood supporting deck or form for a concrete floor by a plurality of removable screws and a removalbe sleeve attached to each baseplate and having a height generally equal to... | 03/12/1991 |
| 4915346 | Spacers for use in forming modular buildings A conical spacer assembly for supporting and spacing one member relative to another member comprising a conical housing having a smooth outer surface and hole extending axially therethrough for receiving at one or both ends thereof a bolt in threaded arra... | 04/10/1990 |
| 4726560 | Concrete form tie assembly A concrete form tie assembly in which the tie rod is formed from a high tensile strength flexible wire member, with the sleeve being formed of a flexible or yieldable material. A short sleeve member is inserted into the spacer sleeve adjacent one end with... | 02/23/1988 |
| 4625940 | Wall sleeves A one-piece, unitary, molded resin wall sleeve precursor member has cup-shaped end sections of external diameter D each having a radial flange, with each flange connecting to a hollow transition section that in turn connects to one end of a series of N co... | 12/02/1986 |
| 4598519 | Composite concrete walls having tie and form spacer A spacer system for concrete forms is described for composite concrete constructions walls which permits the forming materials to remain intact with the concrete poured into the forms. The forming materials then become the exterior surfaces of the mold, s... | 07/08/1986 |
| 4316594 | Formwork panel for concrete walls A formwork panel for constructing concrete walls having a forming skin supported by a steel frame in which a plurality of holes are provided for receiving a tie rod. The holes are provided with a plastic bushing which extends through and is fastened in th... | 02/23/1982 |
| 4280677 | Shuttering A shuttering for casting therein concrete structures is composed of panels, a set comprising at least two panels each of which is provided along at least one edge thereof with two parallel grooves in combination with at least one rail for connecting the p... | 07/28/1981 |
| 4218039 | Concrete form tie A form tie and a method of making the same is provided. The form tie includes an elongated hollow protective sleeve contiguously surrounding a portion of the form tie to facilitate the removal of the form tie portion from a settable casting, such as concr... | 08/19/1980 |
| 4211385 | Concrete form structure The specification discloses concrete forms each including a plurality of rectangular panels secured edgewise together by connectors. Each connector includes a pair of half sleeves secured in a pair of grooves in the edges of the panels, and a cupped head ... | 07/08/1980 |
| 4185804 | Lock and release form clamp A beam clamp for securing a concrete form in forming beams, lintels, etc. having a pair of spaced apart legs secured together by a cross bar that permits one leg to pivot toward and away from the other leg and a pivoted lever operating as a cam for pivoti... | 01/29/1980 |
| 4159097 | Tie having integrally molded sleeve A tapered tie for use in concrete form tying apparatus comprising a threaded steel rod having a longitudinally tapering protective plastic sleeve placed over the central portion thereof.... | 06/26/1979 |
| 4159099 | Sleeve assembly for forming openings in molded structures A sleeve assembly for forming a lined opening in molded structures made from concrete or the like, the sleeve providing the lining and being held in place during formation of the structure by a pair of conical sleeve lock elements having extended tapering... | 06/26/1979 |
