CA943785A - Tendons for prestressed concrete and process for making such tendons - Google Patents

Tendons for prestressed concrete and process for making such tendons

Info

Publication number
CA943785A
CA943785A CA106,045A CA106045A CA943785A CA 943785 A CA943785 A CA 943785A CA 106045 A CA106045 A CA 106045A CA 943785 A CA943785 A CA 943785A
Authority
CA
Canada
Prior art keywords
tendons
making
prestressed concrete
prestressed
concrete
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA106,045A
Other languages
English (en)
Other versions
CA106045S (en
Inventor
Frederic A. Lang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=21808634&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA943785(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA943785A publication Critical patent/CA943785A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/08—Members specially adapted to be used in prestressed constructions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B1/00—Constructional features of ropes or cables
    • D07B1/14—Ropes or cables with incorporated auxiliary elements, e.g. for marking, extending throughout the length of the rope or cable
    • D07B1/141—Ropes or cables with incorporated auxiliary elements, e.g. for marking, extending throughout the length of the rope or cable comprising liquid, pasty or powder agents, e.g. lubricants or anti-corrosive oils or greases
    • D07B1/144—Ropes or cables with incorporated auxiliary elements, e.g. for marking, extending throughout the length of the rope or cable comprising liquid, pasty or powder agents, e.g. lubricants or anti-corrosive oils or greases for cables or cable components built-up from metal wires
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B7/00—Details of, or auxiliary devices incorporated in, rope- or cable-making machines; Auxiliary apparatus associated with such machines
    • D07B7/02—Machine details; Auxiliary devices
    • D07B7/12—Machine details; Auxiliary devices for softening, lubricating or impregnating ropes, cables, or component strands thereof
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B7/00—Details of, or auxiliary devices incorporated in, rope- or cable-making machines; Auxiliary apparatus associated with such machines
    • D07B7/02—Machine details; Auxiliary devices
    • D07B7/14—Machine details; Auxiliary devices for coating or wrapping ropes, cables, or component strands thereof
    • D07B7/145—Coating or filling-up interstices
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/06—Rod-shaped
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B2201/00—Ropes or cables
    • D07B2201/20—Rope or cable components
    • D07B2201/2015—Strands
    • D07B2201/2023—Strands with core
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B2201/00—Ropes or cables
    • D07B2201/20—Rope or cable components
    • D07B2201/2015—Strands
    • D07B2201/2042—Strands characterised by a coating
    • D07B2201/2044—Strands characterised by a coating comprising polymers
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B2201/00—Ropes or cables
    • D07B2201/20—Rope or cable components
    • D07B2201/2015—Strands
    • D07B2201/2046—Strands comprising fillers
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B2201/00—Ropes or cables
    • D07B2201/20—Rope or cable components
    • D07B2201/2075—Fillers
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B2201/00—Ropes or cables
    • D07B2201/20—Rope or cable components
    • D07B2201/2075—Fillers
    • D07B2201/2077—Fillers having an anti-corrosive function
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B2501/00—Application field
    • D07B2501/20—Application field related to ropes or cables
    • D07B2501/2015—Construction industries
    • D07B2501/2023—Concrete enforcements

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Ropes Or Cables (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Reinforcement Elements For Buildings (AREA)
CA106,045A 1970-03-24 1971-02-23 Tendons for prestressed concrete and process for making such tendons Expired CA943785A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2224970A 1970-03-24 1970-03-24

Publications (1)

Publication Number Publication Date
CA943785A true CA943785A (en) 1974-03-19

Family

ID=21808634

Family Applications (1)

Application Number Title Priority Date Filing Date
CA106,045A Expired CA943785A (en) 1970-03-24 1971-02-23 Tendons for prestressed concrete and process for making such tendons

Country Status (4)

Country Link
US (1) US3646748A (enExample)
JP (1) JPS5347609B1 (enExample)
CA (1) CA943785A (enExample)
GB (1) GB1341632A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5540030A (en) * 1994-07-01 1996-07-30 Morrow; Jack A. Process for the grouting of unbonded post-tensioned cables

Families Citing this family (64)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3899384A (en) * 1970-12-02 1975-08-12 William F Kelly Apparatus for manufacturing a tendon
IT963653B (it) * 1972-08-02 1974-01-21 Pirelli Perfezionamento alla fabbricazione di cavi elettrici
JPS537731B2 (enExample) * 1972-10-19 1978-03-22
GB1437339A (en) * 1972-11-17 1976-05-26 Fosroc Ag Anchoring
US3923003A (en) * 1974-05-06 1975-12-02 Southwire Co Production of flooded multistrand cable
US3979896A (en) * 1975-02-24 1976-09-14 The United States Of America As Represented By The Secretary Of The Navy Impregnated and encapsulated wire rope and cable
US4144610A (en) * 1977-04-27 1979-03-20 Custom Cable Company Flexible bristle
GB2041783B (en) * 1979-02-23 1983-05-11 Sumitomo Metal Ind Surface-coated nonmagnetic steel material
US4348844A (en) * 1980-09-25 1982-09-14 Morris Schupack Electrically isolated reinforcing tendon assembly and method
DE3038898C2 (de) * 1980-10-15 1985-10-10 Dyckerhoff & Widmann AG, 8000 München Verfahren zum Erzeugen eines Korrosionsschutzes bei Litzen aus hochfesten Stahldrähten
US4406114A (en) * 1981-10-26 1983-09-27 Southwire Company Core wire coating strander
US4557087A (en) * 1982-09-04 1985-12-10 Japanese National Railways Metallic sheath for a posttensioning method provided with rust proofing treatment
US4445321A (en) * 1982-11-29 1984-05-01 Hutchinson Raymond E Tendon construction for posttensioning prestressed concrete and the method of making such tendons
US4490969A (en) * 1983-03-25 1985-01-01 Amsted Industries Incorporated Plastic encapsulated wire rope
FR2544768B1 (fr) * 1983-04-19 1985-08-16 Freyssinet Int Stup Perfectionnements aux procedes et dispositifs pour graisser les extremites d'armatures de precontrainte
CA1243501A (en) * 1983-12-16 1988-10-25 Kanji Watanabe Steel materials for use with prestressed concrete
US4533421A (en) * 1984-04-25 1985-08-06 Pattridge Post Tension, Inc. Method for making a lap seam extruded tendon
US4623504A (en) * 1984-10-22 1986-11-18 Smith Larry F Method and apparatus for making post-tensioning tendons for concrete
JPS61122360A (ja) * 1984-11-20 1986-06-10 川鉄テクノワイヤ株式会社 アンボンドｐｃ鋼撚線
JPS61122361A (ja) * 1984-11-20 1986-06-10 川鉄テクノワイヤ株式会社 アンボンドｐｃ鋼撚線
US4653956A (en) * 1984-12-12 1987-03-31 Lang Frederic A Highway pavement
FR2579236B1 (fr) * 1985-03-19 1987-07-17 Elf France Cable de precontrainte prefabrique et son procede de fabrication
EP0198398B1 (en) * 1985-04-08 1990-08-01 Sumitomo Electric Industries Limited Prestressing steel material
US4616458A (en) * 1985-07-01 1986-10-14 Vsl Corporation Protective apparatus for tendons in tendon tensioning anchor assemblies
NL8502588A (nl) * 1985-09-20 1987-04-16 Bekaert Cockerill Nv Sa Voorspanelement met uitgestelde hechting en werkwijze voor het spannen van beton alsmede voorgespannen betonelement.
US4773198A (en) * 1986-09-05 1988-09-27 Continental Concrete Structures, Inc. Post-tensioning anchorages for aggressive environments
US5254190A (en) * 1986-12-28 1993-10-19 Shinko Kosen Kogyo Kabushiki Kaisha Tendons for prestressed concrete structures and method of using such tendons
JPS63167836A (ja) * 1986-12-28 1988-07-11 神鋼鋼線工業株式会社 プレストレストコンクリ−ト用緊張材およびその使用方法
US4870814A (en) * 1988-04-29 1989-10-03 Orscheln Co. Process for manufacturing corrosion resistant cable
DE3823964A1 (de) * 1988-07-15 1990-02-22 Bilfinger Berger Vorspanntech Verfahren zur erneuerung des korrosionsschutzes von zuggliedern von bruecken und gleichartig verspannten bauwerken sowie vorrichung zur durchfuehrung des verfahrens
FR2642776B1 (fr) * 1989-02-07 1992-05-29 Sif Entreprise Bachy Elements de plancher a precontrainte relachable et procede de realisation d'une fouille par la technique de la paroi moulee les mettant en oeuvr
ES2042271T5 (es) * 1989-04-12 1997-11-01 Vorspann Technik Gmbh Grupo tensor de varios elementos tensores como cordones, varillas o alambres.
AU625551B2 (en) * 1990-02-08 1992-07-16 Shinko Wire Company, Ltd also known as Shinko Kosen Kogyo Kabushiki Kaisha Tendons for prestressed concrete structures and method of using and process for making such tendons
US5263307A (en) * 1991-02-15 1993-11-23 Hokkai Koki Co., Ltd. Corrosion resistant PC steel stranded cable and process of and apparatus for producing the same
AT400736B (de) * 1991-03-19 1996-03-25 Vorspann Technik Gmbh Spannbündel für vorgespannte tragwerke aus beton
FR2708263B1 (fr) * 1993-07-01 1995-10-20 Bouygues Sa Composition de béton de fibres métalliques pour mouler un élément en béton, éléments obtenus et procédé de cure thermique.
DE4435744C2 (de) * 1994-10-06 1997-10-02 Dyckerhoff & Widmann Ag Verfahren zum Reinigen und Freilegen längenmäßig begrenzter Abschnitte von Litzen aus Stahldrähten
JPH10509469A (ja) * 1994-10-21 1998-09-14 エリシャ・テクノロジーズ・カンパニー・エルエルシー 金属製造物のための腐食抵抗緩衝系
US5714093A (en) * 1994-10-21 1998-02-03 Elisha Technologies Co. L.L.C. Corrosion resistant buffer system for metal products
US6080334A (en) * 1994-10-21 2000-06-27 Elisha Technologies Co Llc Corrosion resistant buffer system for metal products
DE19540392A1 (de) 1995-10-30 1997-05-07 Dyckerhoff & Widmann Ag Verfahren zum Freilegen und Reinigen von Bewehrungselementen in Form von Litzen aus Stahldrähten
US6588193B2 (en) * 1997-11-04 2003-07-08 Norris Hayes Corrosion resistant tendon system
US5983618A (en) * 1998-03-31 1999-11-16 Pirelli Cable Corporation Apparatus, systems and methods for applying filling compound and water absorbing particles in a stranded conductor
US6115979A (en) * 1998-04-02 2000-09-12 Horstketter; Eugene A. Grout sealing apparatus for concrete panels, decks, and support beams and methods for their manufacture
DE19833332C1 (de) 1998-07-24 1999-12-16 Dyckerhoff & Widmann Ag Korrosionsgeschütztes Stahlzugglied
DE19918438A1 (de) * 1999-04-23 2000-11-09 Dyckerhoff & Widmann Ag Korrosionsgeschütztes Stahlzugglied
US6610399B1 (en) * 2000-11-17 2003-08-26 Structural Technologies, Llc Multi-layer, thermal protection and corrosion protection coating system for metallic tendons, especially for external post-tensioning systems
FR2846982B1 (fr) * 2002-11-07 2005-01-28 Freyssinet Int Stup Cable de structure protege contre la corrosion, gel anti-corrosion, et procede d'injection de produits anti-corrosion dans le cable
CN102108643B (zh) * 2010-12-31 2012-07-25 赵国真 一种水利工程用钢丝绳养护方法及养护结构
CN103452244B (zh) * 2013-09-18 2016-01-20 天津鑫坤泰预应力专业技术有限公司 一种成品钢绞线束
US9783950B2 (en) 2014-10-07 2017-10-10 Allan P. Henderson Retrofit reinforcing structure addition and method for wind turbine concrete gravity spread foundations and the like
US11642013B2 (en) * 2017-03-31 2023-05-09 Hoya Corporation Method of producing endoscope flexible tube and method of producing endoscope
DE102017217471A1 (de) * 2017-09-29 2019-04-04 Dywidag-Systems International Gmbh Spannglied mit Schlauchumhüllung
CN107755205A (zh) * 2017-12-04 2018-03-06 东莞市意艾迪数控科技有限公司 递油结构及油边机
US11661718B2 (en) 2018-07-25 2023-05-30 Terracon Consultants, Inc. Concrete pier foundation with lateral shear reinforcing loops and methods of constructing the same
US11365523B2 (en) 2018-11-13 2022-06-21 Terracon Consultants, Inc. Methods for constructing tensionless concrete pier foundations and foundations constructed thereby
US11885092B2 (en) 2019-01-31 2024-01-30 Terracon Consultants, Inc. Reinforcement structures for tensionless concrete pier foundations and methods of constructing the same
US11274412B2 (en) 2019-01-31 2022-03-15 Terracon Consultants, Inc. Reinforcement structures for tensionless concrete pier foundations and methods of constructing the same
CN109944106A (zh) * 2019-04-18 2019-06-28 宝应县科达电缆料有限公司 一种环保阻燃电线电缆用填充绳的制备方法
WO2021191283A1 (en) * 2020-03-24 2021-09-30 Nv Bekaert Sa Post-tensioned concrete slab with fibres
EP3964661A1 (en) * 2020-09-08 2022-03-09 NV Bekaert SA Post-tensioned concrete with fibers for slabs on supports
MX2023010410A (es) * 2021-03-05 2023-10-30 Felix Sorkin Linea de extrusion en forma de u.
EP4491681A1 (de) 2023-07-03 2025-01-15 voestalpine Wire Austria GmbH Korrosionsschutzsystem zur beschichtung einer metalloberfläche eines spannstahls, verfahren zum beschichten der metalloberfläche des spannstahls sowie spannstahl mit der beschichteten metalloberfläche
US12054947B1 (en) * 2024-01-08 2024-08-06 King Faisal University Multi-layer wedge anchorage for FRP plates and FRP tendons

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2028157A (en) * 1934-09-17 1936-01-21 Walter D Hodson Wire rope
US2977748A (en) * 1955-05-18 1961-04-04 William A Zisman Lubricated wire rope
US3064414A (en) * 1960-03-14 1962-11-20 Akira Usni Method of producing wirecord for heavy-duty rubber products
JPS421160Y1 (enExample) * 1964-05-22 1967-01-24
GB1116923A (en) * 1964-08-20 1968-06-12 British Ropes Ltd Improvements in or relating to ropes, strands and cores
US3347005A (en) * 1965-02-09 1967-10-17 Cf & I Steel Corp Prestressed concrete members
US3371476A (en) * 1965-04-02 1968-03-05 Gen Motors Corp Glass plastic rope
GB1182593A (en) * 1965-12-09 1970-02-25 British Ropes Ltd Improvements in or relating to Rope, Strand or the Like
GB1197329A (en) * 1967-10-12 1970-07-01 Guy Frederik Nanyah West Ropes
US3563789A (en) * 1968-02-16 1971-02-16 Dow Chemical Co Corrosion resistant metallic substrates

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5540030A (en) * 1994-07-01 1996-07-30 Morrow; Jack A. Process for the grouting of unbonded post-tensioned cables

Also Published As

Publication number Publication date
GB1341632A (en) 1973-12-25
US3646748A (en) 1972-03-07
JPS5347609B1 (enExample) 1978-12-22

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