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 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)
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 (en)
JP (1) JPS5347609B1 (en)
CA (1) CA943785A (en)
GB (1) GB1341632A (en)

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

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US3899384A (en) * 1970-12-02 1975-08-12 William F Kelly Apparatus for manufacturing a tendon
IT963653B (en) * 1972-08-02 1974-01-21 Pirelli FINALIZATION IN THE MANUFACTURE OF ELECTRIC CABLES
JPS537731B2 (en) * 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 (en) * 1980-10-15 1985-10-10 Dyckerhoff & Widmann AG, 8000 München Process for generating corrosion protection for strands made of high-strength steel wires
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 (en) * 1983-04-19 1985-08-16 Freyssinet Int Stup IMPROVEMENTS TO METHODS AND DEVICES FOR LUBRICATING THE TENSIONING STRUCTURE EXTREMITIES
AU571913B2 (en) * 1983-12-16 1988-04-28 Sumitomo Electric Industries, Ltd. Prestressed steel in 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 (en) * 1984-11-20 1986-06-10 川鉄テクノワイヤ株式会社 Unbond pc steel twisted wire
JPS61122361A (en) * 1984-11-20 1986-06-10 川鉄テクノワイヤ株式会社 Unbond pc steel twisted wire
US4653956A (en) * 1984-12-12 1987-03-31 Lang Frederic A Highway pavement
FR2579236B1 (en) * 1985-03-19 1987-07-17 Elf France PREFABRICATED PRE-STRESS CABLE AND MANUFACTURING METHOD THEREOF
AU587442B2 (en) * 1985-04-08 1989-08-17 Sumitomo Electric Industries, Ltd. Prestressing steel material
US4616458A (en) * 1985-07-01 1986-10-14 Vsl Corporation Protective apparatus for tendons in tendon tensioning anchor assemblies
NL8502588A (en) * 1985-09-20 1987-04-16 Bekaert Cockerill Nv Sa PRELIMINARY ELEMENT WITH DELAYED ADHESION AND METHOD FOR STRETCHING CONCRETE AND PRECELTED CONCRETE ELEMENT.
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 (en) * 1986-12-28 1988-07-11 神鋼鋼線工業株式会社 Tension material for prestressed concrete and use thereof
US4870814A (en) * 1988-04-29 1989-10-03 Orscheln Co. Process for manufacturing corrosion resistant cable
DE3823964A1 (en) * 1988-07-15 1990-02-22 Bilfinger Berger Vorspanntech METHOD FOR RENEWING THE CORROSION PROTECTION OF TENSION LINES OF BRIDGES AND SIMILAR TENSIONED CONSTRUCTIONS, AND DEVICE FOR IMPLEMENTING THE METHOD
FR2642776B1 (en) * 1989-02-07 1992-05-29 Sif Entreprise Bachy FLOOR ELEMENTS WITH RELAXABLE PRE-STRESS AND METHOD OF PERFORMING A SEARCH BY THE MOLDED WALL TECHNIQUE USING THE SAME
DE59001339D1 (en) * 1989-04-12 1993-06-09 Vorspann Technik Gmbh TENSION BUNDLE FROM MULTIPLE TENSIONS LIKE STRAND, ROD OR WIRE.
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 (en) * 1991-03-19 1996-03-25 Vorspann Technik Gmbh TENSION BUNDLE FOR PRELOADED CONCRETE STRUCTURES
FR2708263B1 (en) * 1993-07-01 1995-10-20 Bouygues Sa Composition of metal fiber concrete for molding a concrete element, elements obtained and thermal cure process.
DE4435744C2 (en) * 1994-10-06 1997-10-02 Dyckerhoff & Widmann Ag Process for cleaning and exposing length-wise sections of steel wire strands
DE69516298T2 (en) * 1994-10-21 2000-12-28 Elisha Technologies Co. L.L.C., Moberly CORROSION-PREVENTING BUFFER SYSTEM FOR METAL PRODUCTS
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 (en) 1995-10-30 1997-05-07 Dyckerhoff & Widmann Ag Process for exposing and cleaning reinforcement elements in the form of strands made of steel wires
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 (en) 1998-07-24 1999-12-16 Dyckerhoff & Widmann Ag Corrosion protected tension cable for building
DE19918438A1 (en) * 1999-04-23 2000-11-09 Dyckerhoff & Widmann Ag Steel tensioning member protected against corrosion comprises plastic cover element which is provided with protrusions distributed as far as possible uniformly over its length and circumference
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 (en) * 2002-11-07 2005-01-28 Freyssinet Int Stup CORROSION-PROTECTED STRUCTURE CABLE, CORROSION GEL, AND INJECTION METHOD OF CORROSION-RESISTANT PRODUCTS IN THE CABLE
CN102108643B (en) * 2010-12-31 2012-07-25 赵国真 Method and structure used in hydraulic engineering for maintaining steel wire ropes
CN103452244B (en) * 2013-09-18 2016-01-20 天津鑫坤泰预应力专业技术有限公司 A kind of finished steel strand bundle
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
CN110381802B (en) * 2017-03-31 2021-12-21 Hoya株式会社 Method for manufacturing flexible tube for endoscope and method for manufacturing endoscope
DE102017217471A1 (en) * 2017-09-29 2019-04-04 Dywidag-Systems International Gmbh Tensioner with hose sheath
CN107755205A (en) * 2017-12-04 2018-03-06 东莞市意艾迪数控科技有限公司 Pass oily structure and oily side machine
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
US11274412B2 (en) 2019-01-31 2022-03-15 Terracon Consultants, Inc. Reinforcement structures for tensionless concrete pier foundations and methods of constructing the same
US11885092B2 (en) 2019-01-31 2024-01-30 Terracon Consultants, Inc. Reinforcement structures for tensionless concrete pier foundations and methods of constructing the same
CN109944106A (en) * 2019-04-18 2019-06-28 宝应县科达电缆料有限公司 A kind of preparation method of environment-friendlyflame-retardant flame-retardant cable gasket for packing
AU2021243605A1 (en) * 2020-03-24 2022-09-29 Ccl Stressing International Ltd Post-tensioned concrete slab with fibres
CA3210857A1 (en) * 2021-03-05 2022-09-09 Felix Sorkin U-shaped extrusion line
US12054947B1 (en) * 2024-01-08 2024-08-06 King Faisal University Multi-layer wedge anchorage for FRP plates and FRP tendons

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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
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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
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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 (en) 1978-12-22

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