WO2003057931A3 - Cold-formed steel joists - Google Patents
Cold-formed steel joists Download PDFInfo
- Publication number
- WO2003057931A3 WO2003057931A3 PCT/US2003/000267 US0300267W WO03057931A3 WO 2003057931 A3 WO2003057931 A3 WO 2003057931A3 US 0300267 W US0300267 W US 0300267W WO 03057931 A3 WO03057931 A3 WO 03057931A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- base
- chord
- joist
- cold
- chords
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title 1
- 239000010959 steel Substances 0.000 title 1
- 230000001154 acute effect Effects 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
- E04C3/08—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal with apertured web, e.g. with a web consisting of bar-like components; Honeycomb girders
- E04C3/09—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal with apertured web, e.g. with a web consisting of bar-like components; Honeycomb girders at least partly of bent or otherwise deformed strip- or sheet-like material
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
- E04C2003/0404—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects
- E04C2003/0443—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects characterised by substantial shape of the cross-section
- E04C2003/0473—U- or C-shaped
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
- E04C2003/0486—Truss like structures composed of separate truss elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
- E04C2003/0486—Truss like structures composed of separate truss elements
- E04C2003/0491—Truss like structures composed of separate truss elements the truss elements being located in one single surface or in several parallel surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/500,833 US20060053732A1 (en) | 2002-01-07 | 2003-01-07 | Cold-formed steel joists |
AU2003206400A AU2003206400A1 (en) | 2002-01-07 | 2003-01-07 | Cold-formed steel joists |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US34481902P | 2002-01-07 | 2002-01-07 | |
US60/344,819 | 2002-01-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2003057931A2 WO2003057931A2 (en) | 2003-07-17 |
WO2003057931A3 true WO2003057931A3 (en) | 2003-12-18 |
Family
ID=23352183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2003/000267 WO2003057931A2 (en) | 2002-01-07 | 2003-01-07 | Cold-formed steel joists |
Country Status (3)
Country | Link |
---|---|
US (1) | US20060053732A1 (en) |
AU (1) | AU2003206400A1 (en) |
WO (1) | WO2003057931A2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8950151B2 (en) | 2008-09-08 | 2015-02-10 | Ispan Systems Lp | Adjustable floor to wall connectors for use with bottom chord and web bearing joists |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7587877B2 (en) | 2003-10-28 | 2009-09-15 | Best Joist Inc | Cold-formed steel joists |
US10252376B2 (en) * | 2009-03-03 | 2019-04-09 | U-Haul International, Inc. | Welded lap joint with corrosive-protective structure |
US20100223877A1 (en) * | 2009-03-03 | 2010-09-09 | The Board Of Regents Of Oklahoma State University | Roof truss system for long span and wide spacing with one-sided assembly |
CA2778223C (en) | 2009-07-22 | 2017-08-15 | Ispan Systems Lp | Roll formed steel beam |
US9759718B2 (en) | 2009-11-23 | 2017-09-12 | Cyvek, Inc. | PDMS membrane-confined nucleic acid and antibody/antigen-functionalized microlength tube capture elements, and systems employing them, and methods of their use |
US10065403B2 (en) | 2009-11-23 | 2018-09-04 | Cyvek, Inc. | Microfluidic assay assemblies and methods of manufacture |
US9651568B2 (en) | 2009-11-23 | 2017-05-16 | Cyvek, Inc. | Methods and systems for epi-fluorescent monitoring and scanning for microfluidic assays |
US9216412B2 (en) * | 2009-11-23 | 2015-12-22 | Cyvek, Inc. | Microfluidic devices and methods of manufacture and use |
US9700889B2 (en) | 2009-11-23 | 2017-07-11 | Cyvek, Inc. | Methods and systems for manufacture of microarray assay systems, conducting microfluidic assays, and monitoring and scanning to obtain microfluidic assay results |
US9500645B2 (en) | 2009-11-23 | 2016-11-22 | Cyvek, Inc. | Micro-tube particles for microfluidic assays and methods of manufacture |
US8943776B2 (en) | 2012-09-28 | 2015-02-03 | Ispan Systems Lp | Composite steel joist |
US8919071B2 (en) * | 2012-12-19 | 2014-12-30 | Patco, Llc | Truss configuration |
US9670676B2 (en) * | 2014-03-24 | 2017-06-06 | Universal Forest Products, Inc. | Truss |
US10392803B2 (en) * | 2015-07-13 | 2019-08-27 | 9306-1695 Québec Inc. | Composite I-truss |
US10228367B2 (en) | 2015-12-01 | 2019-03-12 | ProteinSimple | Segmented multi-use automated assay cartridge |
BR102017026394B1 (en) * | 2017-12-07 | 2022-08-02 | Carlos Alberto De Almeida Borges | SHIELD REINFORCEMENT |
CA3004659A1 (en) * | 2018-05-11 | 2019-11-11 | Thomas Chizek | Structural support system |
CA3050000A1 (en) | 2019-07-16 | 2021-01-16 | Invent To Build Inc. | Concrete fillable steel joist |
CN113152792A (en) * | 2021-02-04 | 2021-07-23 | 西安建筑科技大学 | Anti-cutting steel truss |
US11499315B1 (en) * | 2021-06-10 | 2022-11-15 | Harsoyo Lukito | Connectors for use in truss system |
CN114211150B (en) * | 2021-12-30 | 2023-06-27 | 武船重型工程股份有限公司 | Node welding method for double-layer truss bridge |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3475044A (en) * | 1968-01-16 | 1969-10-28 | Speedrack Inc | Column structure |
US3656270A (en) * | 1970-02-18 | 1972-04-18 | United State Steel Corp | Structural member |
US4648517A (en) * | 1984-09-26 | 1987-03-10 | Fritz Schafer Gesellschaft Mit Beschrankter Haftung | Shelf support structure |
US4982545A (en) * | 1989-07-10 | 1991-01-08 | Stromback Gustav M | Economical steel roof truss |
US4986051A (en) * | 1987-06-12 | 1991-01-22 | Meyer Dolph A | Roof truss and beam therefor |
US6088988A (en) * | 1998-10-27 | 2000-07-18 | Sahramaa; Kimmo J. | Chord with inwardly depending ends and ridge connection system |
US6199341B1 (en) * | 1999-02-23 | 2001-03-13 | Bethlehem Steel Corporation | Connection for a lightweight steel frame system |
US6519908B1 (en) * | 2000-06-27 | 2003-02-18 | Nci Building Systems, L.P. | Structural member for use in the construction of buildings |
Family Cites Families (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1866583A (en) * | 1928-04-06 | 1932-07-12 | Spencer Lorillard | Composite metal work |
US1839178A (en) * | 1929-10-17 | 1931-12-29 | Contractors Ornamental Steel C | Metal joist |
US1943256A (en) * | 1930-01-29 | 1934-01-09 | Luftschiffban Zeppelin Gmbh | Light weight girder for aircraft |
US1924880A (en) * | 1930-02-07 | 1933-08-29 | Budd Edward G Mfg Co | Open truss girder |
US2066388A (en) * | 1932-09-17 | 1937-01-05 | Firm Edward G Budd Mfg Company | Construction of metal girders |
US2170458A (en) * | 1933-08-23 | 1939-08-22 | Zeppelin Luftschiffbau | Light-weight girder, especially for aircraft |
US2029645A (en) * | 1933-12-18 | 1936-02-04 | Stran Steel Corp | Structural element |
US2169253A (en) * | 1934-12-20 | 1939-08-15 | Ferrocon Corp | Building structure and parts therefor |
US2151267A (en) * | 1936-03-13 | 1939-03-21 | Finsterwalder Ulrich | Truss girder and method of producing the same |
US2108373A (en) * | 1936-12-31 | 1938-02-15 | Gerald G Greulich | Welded structural member |
US2578465A (en) * | 1946-10-07 | 1951-12-11 | Davisbilt Steel Joist Inc | Metal joist |
US2624430A (en) * | 1949-06-18 | 1953-01-06 | Macomber Inc | Fabricated joist |
US3129493A (en) * | 1961-06-20 | 1964-04-21 | Charles Davis Ltd | Methods for the manufacture of lightweight structural members |
US3392499A (en) * | 1966-05-02 | 1968-07-16 | Ira J. Mcmanus | Steel joist connection |
US3427699A (en) * | 1966-09-29 | 1969-02-18 | Dominion Bridge Co Ltd | Open web steel joist production line |
US3686819A (en) * | 1970-01-14 | 1972-08-29 | Archibald H Atkinson | Structural chord members for joist construction |
US3641303A (en) * | 1970-01-26 | 1972-02-08 | Integrated Building Industry I | Method and apparatus for continuously making truss elements |
US3639962A (en) * | 1970-02-11 | 1972-02-08 | Robert M Gooder | System for fabricating structural members |
US3683580A (en) * | 1970-10-08 | 1972-08-15 | Ira J Mcmanus | Composite end connection for steel joists |
US4109598A (en) * | 1972-05-08 | 1978-08-29 | Kucher Robert C | Method of making a unitary frame for a winch |
US3961738A (en) * | 1973-04-11 | 1976-06-08 | C-O, Inc. | Apparatus for making truss members |
US3913296A (en) * | 1973-10-01 | 1975-10-21 | Hambro Structural Systems Ltd | End support shoe for composite joist |
US4291515A (en) * | 1978-11-07 | 1981-09-29 | John Lysaght International Holdings S.A. | Structural elements |
US4457115A (en) * | 1979-12-26 | 1984-07-03 | Multuloc Corporation | Building deck structure |
US4380174A (en) * | 1980-08-15 | 1983-04-19 | Tanenbaum Joseph M | Apparatus for shear testing welds |
US4408115A (en) * | 1980-08-20 | 1983-10-04 | Tanenbaum Joseph M | Electrical resistance welding method and apparatus for same; and improved apparatus for testing welds |
US4421969A (en) * | 1980-08-20 | 1983-12-20 | Tanenbaum Joseph M | Method for fabricating open web steel joists |
US4470716A (en) * | 1982-06-01 | 1984-09-11 | Modular Systems, Inc. | Fastener clip with slip-proof locking feature, joint structure using same and method for making same |
US4512119A (en) * | 1982-08-13 | 1985-04-23 | Foam-Lag Industries Pty. Ltd. | Apparatus for roof flashing |
US4524598A (en) * | 1983-10-07 | 1985-06-25 | Westinghouse Electric Corp. | Method of rolling a simulated hole in sheet metal without drilling or punching |
US4741138A (en) * | 1984-03-05 | 1988-05-03 | Rongoe Jr James | Girder system |
US4836436A (en) * | 1987-08-17 | 1989-06-06 | Gerald McDonald | Method of manufacturing a fabricated open web steel joist |
US4748786A (en) * | 1987-08-17 | 1988-06-07 | Hannah William J | Fabricated open web steel joist, and manufacture thereof |
US5050358A (en) * | 1990-08-01 | 1991-09-24 | Vladislavic Neven I | Structural members and building frames |
US5123587A (en) * | 1991-06-11 | 1992-06-23 | Owen Joist Corporation | Method and apparatus for making steel joists |
US5692353A (en) * | 1993-03-31 | 1997-12-02 | Bass, Deceased; Kenneth R. | Lumber-compatible lightweight metal construction system |
US5499480A (en) * | 1993-03-31 | 1996-03-19 | Bass; Kenneth R. | Lightweight metal truss and frame system |
US5771653A (en) * | 1995-10-12 | 1998-06-30 | Unimast Incorporated | Chord for use as the upper and lower chords of a roof truss |
US5983577A (en) * | 1997-02-19 | 1999-11-16 | Erecta Shelters, Inc. | Light weight pre-engineered prefabricated modular building system |
US5865008A (en) * | 1997-10-14 | 1999-02-02 | Bethlehem Steel Corporation | Structural shape for use in frame construction |
US6170217B1 (en) * | 1999-02-05 | 2001-01-09 | Darrell G. Meyer | Bearing elements and methods relating to same |
US6510908B2 (en) * | 2001-01-18 | 2003-01-28 | Hernischfeger Technologies, Inc. | Blasthole drill with rotary head carriage resiliently held on a mast |
-
2003
- 2003-01-07 WO PCT/US2003/000267 patent/WO2003057931A2/en not_active Application Discontinuation
- 2003-01-07 US US10/500,833 patent/US20060053732A1/en not_active Abandoned
- 2003-01-07 AU AU2003206400A patent/AU2003206400A1/en not_active Abandoned
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3475044A (en) * | 1968-01-16 | 1969-10-28 | Speedrack Inc | Column structure |
US3656270A (en) * | 1970-02-18 | 1972-04-18 | United State Steel Corp | Structural member |
US4648517A (en) * | 1984-09-26 | 1987-03-10 | Fritz Schafer Gesellschaft Mit Beschrankter Haftung | Shelf support structure |
US4986051A (en) * | 1987-06-12 | 1991-01-22 | Meyer Dolph A | Roof truss and beam therefor |
US4982545A (en) * | 1989-07-10 | 1991-01-08 | Stromback Gustav M | Economical steel roof truss |
US6088988A (en) * | 1998-10-27 | 2000-07-18 | Sahramaa; Kimmo J. | Chord with inwardly depending ends and ridge connection system |
US6199341B1 (en) * | 1999-02-23 | 2001-03-13 | Bethlehem Steel Corporation | Connection for a lightweight steel frame system |
US6519908B1 (en) * | 2000-06-27 | 2003-02-18 | Nci Building Systems, L.P. | Structural member for use in the construction of buildings |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8950151B2 (en) | 2008-09-08 | 2015-02-10 | Ispan Systems Lp | Adjustable floor to wall connectors for use with bottom chord and web bearing joists |
Also Published As
Publication number | Publication date |
---|---|
AU2003206400A1 (en) | 2003-07-24 |
AU2003206400A8 (en) | 2003-07-24 |
US20060053732A1 (en) | 2006-03-16 |
WO2003057931A2 (en) | 2003-07-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2003057931A3 (en) | Cold-formed steel joists | |
USRE48705E1 (en) | Gusset plate connection of beam to column | |
US4432178A (en) | Composite steel and concrete floor construction | |
US7565868B2 (en) | Rig mat | |
CA1172463A (en) | Double top chord | |
US20020046534A1 (en) | Metal truss system | |
US11926977B2 (en) | Bridge truss system | |
US4937997A (en) | Open web Z-shaped structural metal beam | |
KR101870269B1 (en) | Strengthening apparatus of lightweight steel truss members by external prestressing | |
EP1222343B1 (en) | A truss tie-down method and apparatus | |
JPH02504051A (en) | Anchoring devices in steel and concrete composite structural members | |
KR101470135B1 (en) | Steel frame structures using steel beam having tapered flange | |
WO2010102021A1 (en) | Roof truss system for long span and method of assembly thereof | |
CA2007292A1 (en) | Stiffening element for a lattice girder | |
JP4344488B2 (en) | Rigid structure of upper and lower composite members | |
RU176403U1 (en) | SUPPORT ASSEMBLY OF METAL RUNNING ON A BEAM WITH A CORFORED WALL | |
US6543198B1 (en) | Space frames | |
JP2001090240A (en) | Deck plate and concrete floor | |
WO2000037748A1 (en) | Structural trusses | |
GB2403230A (en) | Principal roof truss for loft conversion | |
US20030188506A1 (en) | Metal framing strut with coiled end portions | |
US20210172173A1 (en) | Abutting irregular hexagons as beam ties for a dual beam joist supporting a truss | |
EP1099805B1 (en) | Structural support | |
EP1125813B1 (en) | Floor structure for a railway freight wagon | |
US20220025636A1 (en) | Steel beam and supporting arrangement for supporting a steel beam at a console |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A2 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ OM PH PL PT RO RU SD SE SG SK SL TJ TM TN TR TT TZ UA UG US UZ VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A2 Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PT SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
122 | Ep: pct application non-entry in european phase | ||
ENP | Entry into the national phase |
Ref document number: 2006053732 Country of ref document: US Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 10500833 Country of ref document: US |
|
WWP | Wipo information: published in national office |
Ref document number: 10500833 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: JP |
|
WWW | Wipo information: withdrawn in national office |
Country of ref document: JP |