With Feature Engaging Form Patents (Class 52/699)
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Patent number: 7021022Abstract: An attachment system and method for coupling a wall and a floor together during and/or after construction, and for facilitating final orientation of the wall and floor, includes first and second members coupled to the respective wall and floor and pivotal about a hinge member. The wall and floor, and thus the first and second members, pivot between an assembly position, and a final position. In the assembly position, the wall or the floor is assembled, and the first and second members are coupled to the respective wall and floor. In the final position, the wall and floor are finally oriented with respect to one another.Type: GrantFiled: September 22, 2003Date of Patent: April 4, 2006Inventor: Jesse L. Hearne
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Patent number: 7000358Abstract: A system support assembly comprises a pair of substantially parallel footer forms, insulated concrete forms, footer form base saddles, a poly form saddle assembly and first and second vertical stabilizers. The footer form base saddle may be generally u-shaped and is driven into the ground forming two substantially parallel areas. Each footer form is placed within the row formed by the footer form base saddles such that a cavity is defined therebetween which will ultimately form the footer of the foundation. The poly form saddle assembly comprises a poly form saddle and fasteners. The poly form saddle may also be generally u-shaped and is placed over both footer forms, thus straddling the same. The poly form saddle may then be secured with corresponding fasteners. The insulated concrete forms are placed side by side and are stacked upward, such that a wall is formed. A first poly form vertical stabilizer is placed over the wall and operatively connected to the footer form base saddle.Type: GrantFiled: November 27, 2002Date of Patent: February 21, 2006Inventor: George Clapp
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Patent number: 6990780Abstract: The present invention relates to a mounting structure which is arranged at two abutting structural panels (1, 2) so that said structural panels are connected with each other, comprising two pairs of clamping plates, with one of said pairs of clamping plates being fixed to one structural panel (1), and the other pair of clamping plates being fixed to the other structural panel (2). The two pairs of clamping plates abut against each other with one of their clamping plates (3, 4), and the two abutting clamping plates (3, 4) are provided with mutually aligned, undercut longitudinal slots (5) which receive a connecting plate (6) connecting the abutting two clamping plates (3, 4) with each other and being fixed to the two clamping plates (3, 4) by means of fasteners (7) which extend through said connecting plate (6). Thus, a mounting structure is provided whose manufacture is relatively easy and cost-efficient.Type: GrantFiled: April 21, 2004Date of Patent: January 31, 2006Assignee: Casma S.p.A.Inventor: Mirko Marinoni
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Patent number: 6990774Abstract: A system support assembly comprises a pair of substantially parallel footer forms, insulated concrete forms, footer form base saddles, a poly form saddle assembly and first and second vertical stabilizers. The footer form base saddle may be generally u-shaped and is driven into the ground forming two substantially parallel areas. Each footer form is placed within the row formed by the footer form base saddles such that a cavity is defined therebetween which will ultimately form the footer of the foundation. The poly form saddle assemble comprises a poly form saddle and fasteners. The poly form saddle may also be generally u-shaped and is placed over both footer forms, thus straddling the same. The poly form saddle may then be secured with corresponding fasteners. The insulated concrete forms are placed side by side and are stacked upward, such that a wall is formed. A first poly form vertical stabilizer is placed over the wall and operatively connected to the footer form base saddle.Type: GrantFiled: November 27, 2001Date of Patent: January 31, 2006Inventor: George W. Clapp
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Patent number: 6931806Abstract: 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 rebars centrally between opposing forms. The coaxial rings on opposing bridge pieces key together to securely hold the vertical rebars. At the corners of the structure, corner retaining extrusions are used having fins for retaning the foam panels, and having various included angles such as 60°, 75°, 90°, 120°, 135°, 150° or 165°. Specific types of corner tie pieces for square, obtuse or acute corners are used to connect together the corner retaining extrusions at the inner and outer corners of the structure.Type: GrantFiled: April 14, 2003Date of Patent: August 23, 2005Inventor: Timothy A. Olsen
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Patent number: 6931798Abstract: A modular protection device for underpinning for protecting underpinning from lawn care equipment includes an elongated trough having a first end and a second end. The first and second ends are open. The elongated trough includes a bottom wall, a front wall and a back wall each extending between the first and second ends. The trough has an open top side and defines a channel for selectively receiving a bottom edge of the mobile home underpinning. A foot is attached to and extends outwardly from the front wall. A plurality of troughs is provided. A coupler assembly for selectively couples a pair of the troughs together.Type: GrantFiled: September 3, 2003Date of Patent: August 23, 2005Inventor: Robert S. Pocai
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Patent number: 6928783Abstract: A frame clamp (40) for connecting a ground anchor strap (30) to I-beam (75) of manufactured home (70) includes top jaw (42), bottom jaw (52) and fastening means (60) therebetween. Top jaw (42) has engaging portion (47) on distal end (46) including arcuate bearing surface (49) for bearing against I-beam top flange distal edge (81) responsive to tension in anchor strap (30) such that clamp (40) aligns with anchor strap (30) when anchor strap (30) is not perpendicular to longitudinal axis (79) of flange distal edge (81). Strap (30) attaches to bottom jaw (52) which clamps clamp (40) to I-beam flange (76).Type: GrantFiled: June 27, 2003Date of Patent: August 16, 2005Inventors: James Oliver, Evon Oliver, Scott E. Oliver, Daniel L. Oliver, John A. Oliver
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Patent number: 6929234Abstract: A chamfer for securing precast concrete wall panel forms that are used in tilt-up construction. The chamfer includes an elongate base portion and at least one chamfer portion coextensive with the lengthwise direction of the elongate base portion. The base portion defines a substantially horizontal base plane. The chamfer portion includes a first leg disposed upstanding relative to the base portion, and a second leg portion angularly disposed relative the first leg. The second leg further includes at least one flexible edge that projects beyond at least the base plane or the plane defined by the lengthwise direction extension of the first leg. Depending on which part of the second leg the edge is cantilevered from, it forms a sealed relationship between the chamfer and a casting surface, the chamfer and a plank used as part of the wall form, or both.Type: GrantFiled: December 17, 2003Date of Patent: August 16, 2005Assignee: Fukuvi USA, Inc.Inventor: Kyozaburo Takagi
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Patent number: 6925772Abstract: A reinforcing holder against vibrations for mounting on orthogonally joined architectural structural members for a wooden building so it can withstand vibrations from an earthquake. The reinforcing holder comprises a first reinforcing base member 1 which is formed on a steel plate bent by 90° and secured to a first architectural structural member and a second reinforcing member 2 formed of a steel plate bent by 90° which is arranged symmetrically with the first reinforcing base member 1 through a hinge 4 and secured to a second architectural structural member. The second reinforcing base member has absorbing members 3, each having rubber elasticity and being mounted at plurality of locations thereof, for securing to the second architectural structural member with the absorbing members 3 interposed.Type: GrantFiled: January 25, 2000Date of Patent: August 9, 2005Assignee: Nippon Eisei Center Co., Ltd.Inventor: Toru Iwakawa
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Patent number: 6922968Abstract: A holder for use in building construction to hold anchor bolts, rebar, in-concrete plumbing, and the like elements, in predetermined positions during the pouring of concrete therearound. The holder includes an elongated base plate having front and rear ends, opposite side edges, a top surface and a bottom surface, the front end of the base plate having an end hole therethrough; a sleeve extending from the base plate over the end hole for receiving such an element; and reinforcing members projecting from the base plate and extending lengthwise and transversely of the plate. The holder preferably is molded in one piece from a suitable brightly colored plastic so that it can be more easily seen after the concrete has been poured, thereby partially covering it. The integration of the base plate, the sleeve, and the reinforcing members in one-piece and out of plastic provides a lightweight, durable, low cost holder for the purposes described.Type: GrantFiled: August 5, 2002Date of Patent: August 2, 2005Inventor: Dean B. Behlen
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Patent number: 6910832Abstract: A novel foundation system, method of manufacture and method of implementation are disclosed, comprising a simplified cast structure/pile combination strengthened by dispersed steel fibers within the cementious material.Type: GrantFiled: July 31, 2003Date of Patent: June 28, 2005Inventors: Richard J. Gagliano, Roderick H. Buckley
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Patent number: 6898915Abstract: A re-bar support device comprising a base board and re-bar holders to hold a plurality of re-bars spaced to fit into the holes of the hollow blocks used to build a block wall. The re-bar support device attaches to vertically standing stakes. Several re-bar support devices may be interconnected to cover the desired length of the foundation of the wall. The re-bar support device proposes several methods for easily introducing a re-bar to a re-bar holder and also discloses modifications on the internal side of the body of the re-bar support device to allow a better grip on the re-bars while concrete is poured around them during the formation of the foundation for the wall.Type: GrantFiled: September 7, 2002Date of Patent: May 31, 2005Inventor: Kevin Hancock
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Patent number: 6834471Abstract: Extruded brackets for use in pre-cast panel forming systems are provided. The brackets generally have first and second mounting faces, at least one support face, and miter cut edges defined by a first and second miter plane. The brackets may have more than one support face. Additionally, a pre-cast panel forming system is provided. The system generally has at least one pre-cast panel form and at least one bracket for attachment to the at least one panel form. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that is will not be used to interpret or limit the scope or meaning of the claims.Type: GrantFiled: August 20, 2002Date of Patent: December 28, 2004Assignee: Fukuvi USA, Inc.Inventors: Kyozaburo Takagi, Gordon Charles Dodson
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Patent number: 6832456Abstract: A frame unit (11) used in the construction of a formwork module. The frame unit (11) is formed by connecting together rectangular loops of wire (12, 13) to form a rectangular block shape. Panels (60) and reinforcement (16) are connected to the frame to make a formwork module, with the reinforcement (16) extending beyond the sides of both the frame unit (11) and the panels (60). When a number of modules are connected together to form formwork for the desired building structure, the reinforcement (16) overlaps to form a continuous line of reinforcement from one module to the next.Type: GrantFiled: July 27, 2000Date of Patent: December 21, 2004Inventor: Peter Bilowol
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Patent number: 6817156Abstract: A device (10) for positioning a U-channel (20) in a concrete structure, the device (10) including an attachment tube (22) to be secured to two reinforcement bars (80) of the concrete structure, and a body (12) housing two coil springs (7), the body (12) including an upper part (14) and a lower part (16) which are biased away from each other by the springs (7) and the lower part (16) is engageable with the U-channel (20).Type: GrantFiled: September 3, 2002Date of Patent: November 16, 2004Inventor: Chiu Pang Mok
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Patent number: 6796099Abstract: A strap connector is compressibly held to a support member by a holder which is connected to the support member by fasteners. The support member can be a formboard for containing a concrete foundation during pouring and setting, and the strap connector is a strap tie holdown.Type: GrantFiled: October 27, 2000Date of Patent: September 28, 2004Assignee: Simpson Strong-Tie Company, Inc.Inventors: William D. Georges, Stephen B. Lamson, William F. Leek, Gregory S. Powell
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Patent number: 6789776Abstract: An anchor having an internally threaded first opening, a body, a first end on the body threaded to fit the first opening, a second end on the body, configured to fit an opening in the wall of the mold for extending a first length of the body into the wall, a second opening in the second end extending toward the first end, and a protrusion in the second opening configured for receiving a tool for transferring rotational force about an axis through the first end and the second end for withdrawing the body from the anchor. The protrusion is recessed the first length from the second end. An annular member extends radially from the body, one axial end of the protrusion is at the axial position of the annular member.Type: GrantFiled: September 9, 2002Date of Patent: September 14, 2004Inventor: Norman W. Gavin
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Publication number: 20040172912Abstract: A retainer and methods for retaining a spacer bar within an opening in a web of a metal stud. In one embodiment, the retainer includes a cover plate that has a plurality of resilient snap members for retaining engagement with the web of the metal stud when the cover plate is pressed into the web opening. The cover plate may have a notch that is configured to nestingly receive a portion of the spacer bar therein. Other embodiments may include retainer tabs for retaining and/or applying a biasing force to the spacer bar.Type: ApplicationFiled: March 6, 2003Publication date: September 9, 2004Inventor: James Wilson Brunt
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Publication number: 20040168391Abstract: 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.Type: ApplicationFiled: February 2, 2004Publication date: September 2, 2004Applicant: YAMAURA CORPORATIONInventor: Hayao Yamaura
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Publication number: 20040168395Abstract: A support module interconnects with other support modules to support a number of core elements for encapsulation within a concrete structure. The module has a planar frame defining first and second cutouts. Each cutout has an arc shape so that when modules are assembled, the cutouts of different modules define a circular aperture for closely receiving one of the core elements. Each cutout has a first peripheral arc portion and a concentric second arc portion larger than the first portion. The first portion provides an aperture of a first diameter, and upon removal of the first portion, the second portion provides an aperture of a larger second diameter. The frame having connection elements that to connect with other support modules to securely receive the core elements. The module may include a separately formed arcuate insert fastened to the cutout to provide a smaller aperture.Type: ApplicationFiled: March 5, 2004Publication date: September 2, 2004Applicant: Bowco Industries Inc.Inventors: Jeff Sanftleben, Douglas E. Bowen
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Patent number: 6745538Abstract: The present invention relates to a mounting structure which is arranged at two abutting structural panels (1, 2) so that said structural panels are connected with each other, comprising two pairs of clamping plates, with one of said pairs of clamping plates being fixed to one structural panel (1), and the other pair of clamping plates being fixed to the other structural panel (2). The two pairs of clamping plates abut against each other with one of their clamping plates (3, 4), and the two abutting clamping plates (3, 4) are provided with mutually aligned, undercut longitudinal slots (5) which receive a connecting plate (6) connecting the abutting two clamping plates (3, 4) with each other, and being fixed to the two clamping plates (3, 4) by means of fasteners (7) which extend through said connecting plate (6). Thus, a mounting structure is provided whose manufacture is relatively easy and cost-efficient.Type: GrantFiled: April 25, 2002Date of Patent: June 8, 2004Assignee: Casma S.p.A.Inventor: Mirko Marinoni
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Patent number: 6729099Abstract: A concrete embedding anchor includes. An anchor including an anchor body having a head at one end of the shank and a stopper at the other end, a fitment concentrically mounted to said head and having an external thread and easy breaking portion formed on the round bar portion thereof, and a hemispherical shell-shaped former fitted with the middle portion of said anchor shank. A retainer is secured to the concrete form in advance, said anchor fitment is inserted into and screwed up to said retainer, said anchor is combined with the concrete form, then concrete is poured, and said concrete form is taken away after the concrete has hardened.Type: GrantFiled: December 21, 2000Date of Patent: May 4, 2004Assignee: Flex System Co., Ltd.Inventor: Kiyoshi Hazama
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Patent number: 6702247Abstract: A chamfer for forming precast concrete wall panels used in tilt-up construction. The chamfer includes an elongate base portion and at least one chamfer portion coextensive with the lengthwise direction of the elongate base portion. The base portion defines a substantially horizontal base plane. The chamfer portion includes a first leg disposed upstanding relative to the base portion, and a second leg portion angularly disposed relative the first leg. The second leg further includes at least one flexible edge that projects beyond at least the base plane or the plane defined by the lengthwise direction extension of the first leg. Depending on which part of the second leg the edge is cantilevered from, it forms a sealed relationship between the chamfer and a casting surface, the chamfer and a plank used as part of the wall form, or both.Type: GrantFiled: July 31, 2001Date of Patent: March 9, 2004Assignee: Fukuvi USA, Inc.Inventor: Kyozaburo Takagi
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Publication number: 20040035083Abstract: Extruded brackets for use in pre-cast panel forming systems are provided. The brackets generally have first and second mounting faces, at least one support face, and miter cut edges defined by a first and second miter plane. The brackets may have more than one support face. Additionally, a pre-cast panel forming system is provided. The system generally has at least one pre-cast panel form and at least one bracket for attachment to the at least one panel form. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that is will not be used to interpret or limit the scope or meaning of the claims.Type: ApplicationFiled: August 20, 2002Publication date: February 26, 2004Inventors: Kyozaburo Takagi, Gordon Charles Dodson
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Patent number: 6672029Abstract: Apparatus for supporting the pipes of a plumbing system during the construction of a cement building structure. More specifically, apparatus which is attachable at one end to a form board and at another end to a pipe in order that the position of the pipe be maintained during a concrete pouring operation.Type: GrantFiled: December 12, 2001Date of Patent: January 6, 2004Inventor: Woodrow James Tucker
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Patent number: 6658806Abstract: A connector that is to be partially embedded in a cementitious member is adapted to make a more positive connection to a form board for the cementitious member. The embedded portion of the connector is formed with a opening that can receive and hold the shank of a nail that is partially driven into a form board. Preferably, a double-headed nail is held by a keyhole-shaped opening. The double-headed nail is held by the narrow portion of the keyhole slot at the upper portion of the shank between the end most head and the intermediate flanges or head of the nail. The nail is moved into position by inserting the nail through the wide portion of the keyhole opening so that the intermediate head and the upper portion of the shank is received thereby. Then, the upper portion of the shank of the fastener is slid out of the wide portion and into the narrow portion of the keyhole opening to finish the connection.Type: GrantFiled: July 21, 2000Date of Patent: December 9, 2003Assignee: Simpson Strong-Tie Company, Inc.Inventor: William F. Leek
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Patent number: 6634151Abstract: Support apparatus for supporting one or more objects from a concrete structure includes an insert for embedment in the concrete structure and a hanger rod connected to, extending downwardly from and supported by the insert. The hanger rod includes an end that extends over a top member of the insert and the insert and hanger rod include structure cooperating to maintain the hanger rod at a desired location relative to the insert.Type: GrantFiled: January 25, 2001Date of Patent: October 21, 2003Inventor: Steven A. Roth
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Patent number: 6629394Abstract: A rebar hanger is arranged for suspending rebars within a concrete form prior to pouring concrete. It is comprised of a downwardly directed form hook for hooking on top of a concrete form. A first rebar hook extends away from the lower end of an inner section of the form hook. The first rebar hook has a first downward dip for supporting a first rebar, and an upwardly directed and recurved distal end. A brace extends from the recurved distal end of the first rebar hook downwardly and outwardly toward an inner side of the concrete form. An inner end of the brace is positioned against the inner side of the form substantially below a position of the first hook. A second rebar hook extends downwardly and inwardly from the inner end of the brace. The second rebar hook has a second downward dip for supporting a second rebar.Type: GrantFiled: May 30, 2002Date of Patent: October 7, 2003Inventor: Oscar Trevino
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Patent number: 6625947Abstract: A method and system for installing an insulated concrete wall includes insulation panels placed in an upright manner. Generally T-shaped wall studs are placed next to the insulation panels such that the front section of the wall stud is on the outside of the insulation panels and an anchoring section of the wall stud extends beyond the insulation panels into the gap into which concrete will later be poured. Concrete pouring forms are placed so as to render the gap into which concrete will be poured a desired thickness. The wall stud may also include slots for receiving cross-ties that secure the concrete pouring forms in proper position and retaining nubs that prevent the insulation panels from floating when concrete is poured. Concrete is then poured into the gap, surrounding the anchoring section the T-shaped wall stud.Type: GrantFiled: November 30, 2001Date of Patent: September 30, 2003Inventor: Ferrall Burgett
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Publication number: 20030177733Abstract: 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 rigid reinforcement web permitting direct attachment of the molding panels on it, holding them from the inside and avoiding the heavy external structure commonly used to stiffen the forms. This rigid assembly may be obtained by welded joints in the reinforcement web, and, or, using specially designed bar support devices such as tie and spacer units, intended to set in place both reinforcement and sheathing. Thus, the embodiment of the proposed system requires a method of assembly, which considers a combination of standard and invented elements. The latter are reinforcement welded mats and joists, and elements as ties, spacers, washer plates and sleeves for interlocking the bar mat and the molding panels together.Type: ApplicationFiled: March 19, 2002Publication date: September 25, 2003Inventor: Luis W. Izquierdo
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Patent number: 6609341Abstract: A stucco reveal system that can be assembled in a pattern which defines visual breaks between panels of applied stucco. The stucco reveal system includes individual strips of contoured stucco reveal constructed of extruded vinyl or metal that have the qualities of easy installation and cleaning and aesthetic desirability. The contoured reveal strips include a floor to which a pair of contoured walls are attached. The inside surfaces of the floor and contoured walls define a channel which forms the visual break between stucco panels. The shape of contoured walls are defined in part by an arc portion, an angled straight wall portion or a partial bevel portion. The contoured walls have a vertical component that makes them easily visible for cleaning and reflects cleaning water spray out of the channel, reducing soiling of the grid due to cleaning and rain runoff. The top edges of the contoured walls act as guides during stucco application for a screed stucco surface.Type: GrantFiled: November 13, 2001Date of Patent: August 26, 2003Assignee: Alabama Metal Industries Corp.Inventors: Gary Joseph Maylon, Gary James Chenier, Jr., Michael Wade Goodwin, Melvin J. Kurpinski
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Patent number: 6578333Abstract: A low impact foundation system requiring little or no excavation, and allowing for the preservation of the soil and drainage characteristics of the site upon which it is erected. The system utilizes small obliquely driven piles in combination with a pre-cast component designed to engage a standard foundation wall.Type: GrantFiled: August 30, 2000Date of Patent: June 17, 2003Inventor: Richard J. Gagliano
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Patent number: 6571528Abstract: A connector used to attach a reinforcing element to a headed stud includes a body uniquely configured to be placed onto the stud's head. The body also includes a pair of opposed apertures such that a reinforcing element such as, for example, a length of rebar, maybe inserted through the apertures such that the connector, already disposed on the stud head, effectively “locks” the reinforcing element to the stud.Type: GrantFiled: December 20, 2001Date of Patent: June 3, 2003Assignee: Universal Services, Inc.Inventor: Jack S. Crump, Jr.
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Publication number: 20030074857Abstract: A system support assembly comprises a pair of substantially parallel footer forms, insulated concrete forms, footer form base saddles, a poly form saddle assembly and first and second vertical stabilizers. The footer form base saddle may be generally u-shaped and is driven into the ground forming two substantially parallel areas. Each footer form is placed within the row formed by the footer form base saddles such that a cavity is defined therebetween which will ultimately form the footer of the foundation. The poly form saddle assembly comprises a poly form saddle and fasteners. The poly form saddle may also be generally u-shaped and is placed over both footer forms, thus straddling the same. The poly form saddle may then be secured with corresponding fasteners. The insulated concrete forms are placed side by side and are stacked upward, such that a wall is formed. A first poly form vertical stabilizer is placed over the wall and operatively connected to the footer form base saddle.Type: ApplicationFiled: November 27, 2002Publication date: April 24, 2003Inventor: George W. Clapp
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Patent number: 6536180Abstract: A twisted wire tie for concrete forming has an elongate loop with a single strand of wire on one side and a twisted double strand on the opposite side. Two stops on the tie are formed at opposite ends of the twisted double strand and engage the twisted strand and the single strand so as to prevent unwinding of the twisted strand when the tie is placed in tension.Type: GrantFiled: October 12, 2001Date of Patent: March 25, 2003Assignee: MSR Manufacturing Ltd..Inventors: Michael Rosenblat, Andrew Lamothe
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Publication number: 20030041550Abstract: A device to inexpensively repair a wooden post that has rotted or failed. The device comprises a plate which has a plurality of holes drilled or punched in it for attaching above ground level to a side of a wooden post and at least two rods depending out from the face of the plate. At least one of the rods depends near the top of the plate and at least one of the rods depends near the bottom of the plate. This location of the rods allows them to work cooperatively in push-pull to counteract a moment tending to overturn the post. The rods extend into a hole dug in the soil adjacent to the existing post footing. After the fence has been aligned as desired, the hole is filled with concrete surrounding the rods.Type: ApplicationFiled: August 28, 2001Publication date: March 6, 2003Inventor: Daniel Wesley Pangburn
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Patent number: 6526721Abstract: A support for holding a fluid-impervious barrier and/or keyway form in position during the pouring of concrete is provided. The support carries the barrier and a pair of spaced legs for attachment to a corresponding pair of stable mounting points, such as reinforcement members, bars or the like. The support is positioned such that the barrier is at least partially covered by concrete during the pouring of a first member, such as a slab or footing, and then the remainder is covered when a second concrete member, such as a wall, is poured atop the first member. By placing a plurality of spaced supports at selected intervals, an elongated barrier may be reliably held in place during pouring. One or more forms may also be carried by the support during the pouring of the first concrete member for defining a keyway, either alone or in conjunction with the fluid-impervious barrier. Most preferably, each keyway form is held in place by a separate wing carried on each support.Type: GrantFiled: May 26, 2000Date of Patent: March 4, 2003Inventor: Brian D. Nash
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Patent number: 6513300Abstract: A wall cladding anchorage has a rod with ends loosely enveloped by fabric sleeves. The wall is drilled to receive one end and the cladding is drilled, or otherwise formed with a cavity, to receive the other end. Either the wall or the cladding may have the anchorage fixed first, by grout being injected to expand the sleeve and seep through it to bond to the drilling or cavity wall. Then the cladding is offered up and the other sleeve likewise expanded, the grout being injected via a duct leading between the cladding and the wall. Instead of a single part rod, there may be two elements, such as a tube and a rod that screws into it, each with a sleeve so that the cladding or wall need not have significantly projections until shortly before the cladding is fixed. It is also possible to have a single sleeve over the whole rod and inject grout into its central zone, between the wall and cladding.Type: GrantFiled: July 24, 2000Date of Patent: February 4, 2003Assignee: International Intec TradingInventor: Peter James
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Patent number: 6513296Abstract: A wall anchor for reinforcing and/or securing walls, comprising an elongated anchor section, which is constructed to pass through an opening of one or more bricks and at which at least one abutment is provided, which can be pushed into the opening or over which a brick can be pushed and which is braced in the opening against movement of the wall anchor or of the brick in the opposite direction.Type: GrantFiled: May 15, 2000Date of Patent: February 4, 2003Inventor: Steffen Baden
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Patent number: 6513287Abstract: 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 the cavity between the tendon and a wall of the cavity, and pressure is applied to an end of the tendon such that the tendon and the wedges are in interference-fit relationship with the cavity. A compression mechanism is used having a cylindrical member and a plunger extending in a channel of the cylindrical member. The wedges are attached to the cylindrical member and the cylindrical member is moved toward the cavity such that the wedges enter a space between the tendon and the wall of the cavity. The plunger applies a compressive force to the end of the tendon when the end of the tendon is in the channel of the cylindrical member.Type: GrantFiled: September 5, 2000Date of Patent: February 4, 2003Inventor: Felix L. Sorkin
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Patent number: 6508447Abstract: A reinforcement bar support system transfers forces perpendicular to a wall to a surrounding frame while permitting movement of the wall with respect to the frame in the direction of the plane of the wall and in the vertical direction. A bar is built into the wall. The apparatus includes a brace that is attached to the frame and a face that projects from the brace. Flanges extend outwardly from the face to receive the bar and limit movement of the bar with respect to the frame in the direction perpendicular to the wall.Type: GrantFiled: January 30, 1998Date of Patent: January 21, 2003Assignee: Dur-O-Wal, Inc.Inventors: Mario J. Catani, David A. Niday
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Patent number: 6502364Abstract: A process for anchoring a water line to a building wall for supporting an attached spigot is the step of selecting a spigot water line anchor having a generally spool shape having a center support member having a pair end flanges attached thereto having an opening slot extending through the spigot water line anchor for sliding over a water line adjacent a spigot in a building wall for supporting the spigot and sliding the selected spigot water line anchor over a water line adjacent a spigot within the wall of a building having each anchor flange extending over adjacent opposite sides of a building wall for supporting the water line and spigot.Type: GrantFiled: June 29, 2001Date of Patent: January 7, 2003Inventor: Dwayne E. Richardson
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Patent number: 6502362Abstract: An anchoring device for components made of concrete comprises an elongated section which is associable with a concrete component so as to protrude from the component with at least one of its longitudinal sides and with at least one portion of its lateral faces, which extend from the longitudinal side. Engagement regions are provided in this portion of the lateral faces of the section and form a plurality of possible engagement positions, mutually spaced along the longitudinal extension of the section, for a coupling element which is detachably associable with the portion of the section that protrudes from the component. The coupling element has at least one engagement region which forms a plurality of possible engagement positions, mutually spaced parallel to the longitudinal extension of the section, for an element for connecting the coupling element to another component or another element to be rigidly coupled to the component.Type: GrantFiled: June 16, 2000Date of Patent: January 7, 2003Inventors: Sergio Zambelli, Benito Zambelli
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Publication number: 20020194809Abstract: Tie wire with a square cross section is provided which has a 30% increase in tensile strength and at least a 100% increase in surface contact with rebar which it is used to secure. The generally square configuration includes four convex portions at the corners, each pair of convex portions being interconnected by a concave portion. The concave portions may achieve an even larger increase in surface contact as they contact the surface of the rebar.Type: ApplicationFiled: June 26, 2001Publication date: December 26, 2002Inventors: Todd M. Schulze, Brandi L. Elliott, Clayton E. Schulze
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Patent number: 6477817Abstract: A concrete form panel hanger for hanging objects from concrete form panels generally includes a body portion which is secured to the object. An end of the body portion is secured removably to a concrete form panel. Preferably, a wall spaced away from and extending generally parallel to the body portion extends from the end of the body portion. A rib of the form panel is inserted between the wall and the body portion to secure the hanger to the form panel.Type: GrantFiled: January 27, 1999Date of Patent: November 12, 2002Inventor: Michael R. Yurick
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Patent number: 6449919Abstract: A holder for use in building construction for holding anchor bolts, rebar, in-concrete plumbing, and the like, in predetermined positions during the pouring of concrete therearound. The holder is molded in one piece from a suitable plastic and includes an elongated base plate, the base plate having front and rear ends, opposite sides, a top surface, a bottom surface, and a hole extending through the front end of the plate from the top surface to the bottom surface; a sleeve integrally molded to the front end of the base plate in alignment with the hole and having a front, a rear, and opposite sides; and spaced reinforcing members integrally molded to one of the surfaces of the base plate, extending lengthwise thereof generally tangentially of the sleeve and having inside walls providing front ends which terminate in and are integrally molded throughout their heights to opposite sides of the sleeve in peripherally spaced relation therearound.Type: GrantFiled: April 10, 2000Date of Patent: September 17, 2002Inventor: Dean B. Behlen
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Publication number: 20020124498Abstract: A device for invisibly fastening panels, especially natural stone heating panels, to walls with the help of a holding element, engaging a blind recess of the panel, wherein the blind recess essentially is a T-shaped groove with a threading opening, which is engaged by the cross sectionally corresponding head of the holding device.Type: ApplicationFiled: July 5, 2001Publication date: September 12, 2002Inventor: Horst Knappe
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Publication number: 20020108332Abstract: A lateral force resisting system includes a rigid structural panel and holdowns. A foundation bolt placement template may be used to locate and support the foundation bolts during fabrication of the foundation and to further secure the frame foundation interface. The rigid structural panel may be a vertical truss or a rigid structural frame with a wooden panel covering one side and interconnecting the members of the rigid structural frame. The wooden panel may be made up of multiple panes to tailor the response of the panel to the lateral force load. The holdowns secure the rigid structural panel to the foundation bolts and may be either a folded strap and pin embodiment or self-tightening.Type: ApplicationFiled: June 19, 2001Publication date: August 15, 2002Inventors: Timothy L. Timmerman, Timothy L. Timmerman
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Patent number: 6431517Abstract: A releasable jig for positioning and stabilizing while properly orienting an anchor bolt during construction where such a bolt is placed in wet, curing concrete. The jig includes a tube-like portion which is slightly tapered to effect a friction grip on such a bolt, and this tube-like portion includes a slot-like opening which exposes the outer, upper end extremity of a bolt so that the position of this end extremity can clearly be seen during installation.Type: GrantFiled: October 5, 2000Date of Patent: August 13, 2002Inventor: Grant S. Chapman
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Publication number: 20020100244Abstract: The present invention generally provides an anchor for providing an attachment point on a surface. In one embodiment, the anchor includes a center shaft having a first member and a second member pivotally coupled thereto. The center shaft has an attachment end and a piercing end. The piecing end is driven through the surface allowing the first and second members to pass therethrough. Once through the surface, the first and second members rotate away from the center shaft to an open position, thus preventing the anchor from disengaging the roof. A collar may be slidably disposed on the center shaft. The collar may be slid against the surface to lock the members in the open position.Type: ApplicationFiled: January 31, 2001Publication date: August 1, 2002Inventor: Kenneth Carroll