FR2249222A1 - Threaded steel bar for reinforcing concrete - has lozenge shaped projections on its outer surface engaging in sleeve - Google Patents

Threaded steel bar for reinforcing concrete - has lozenge shaped projections on its outer surface engaging in sleeve

Info

Publication number
FR2249222A1
FR2249222A1 FR7436165A FR7436165A FR2249222A1 FR 2249222 A1 FR2249222 A1 FR 2249222A1 FR 7436165 A FR7436165 A FR 7436165A FR 7436165 A FR7436165 A FR 7436165A FR 2249222 A1 FR2249222 A1 FR 2249222A1
Authority
FR
France
Prior art keywords
projections
sleeve
steel bar
shaped projections
surface engaging
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.)
Granted
Application number
FR7436165A
Other languages
English (en)
French (fr)
Other versions
FR2249222B1 (es
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of FR2249222A1 publication Critical patent/FR2249222A1/fr
Application granted granted Critical
Publication of FR2249222B1 publication Critical patent/FR2249222B1/fr
Granted 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
    • E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
    • E04C5/162—Connectors or means for connecting parts for reinforcements
    • E04C5/163—Connectors or means for connecting parts for reinforcements the reinforcements running in one single direction
    • E04C5/165—Coaxial connection by means of sleeves
    • 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
    • E04C5/02—Reinforcing elements of metal, e.g. with non-structural coatings of low bending resistance
    • E04C5/03—Reinforcing elements of metal, e.g. with non-structural coatings of low bending resistance with indentations, projections, ribs, or the like, for augmenting the adherence to the concrete

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Reinforcement Elements For Buildings (AREA)
FR7436165A 1973-10-30 1974-10-29 Threaded steel bar for reinforcing concrete - has lozenge shaped projections on its outer surface engaging in sleeve Granted FR2249222A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12597873U JPS5070374U (es) 1973-10-30 1973-10-30

Publications (2)

Publication Number Publication Date
FR2249222A1 true FR2249222A1 (en) 1975-05-23
FR2249222B1 FR2249222B1 (es) 1976-10-22

Family

ID=14923686

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7436165A Granted FR2249222A1 (en) 1973-10-30 1974-10-29 Threaded steel bar for reinforcing concrete - has lozenge shaped projections on its outer surface engaging in sleeve

Country Status (5)

Country Link
JP (1) JPS5070374U (es)
BE (1) BE821687A (es)
DE (1) DE2451384A1 (es)
FR (1) FR2249222A1 (es)
IT (1) IT1025101B (es)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985004456A1 (en) * 1984-03-28 1985-10-10 Gerd Elger Linear coupling
EP0307680A1 (de) * 1987-09-11 1989-03-22 Dyckerhoff & Widmann Aktiengesellschaft Betonbewehrungsstab, insbesondere Betonrippenstab
WO2005052274A1 (en) * 2003-11-25 2005-06-09 Bbv Vorspanntechnik Gmbh Threaded deformed bar and method for making the bar

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2704819C2 (de) * 1977-02-05 1985-03-21 Dyckerhoff & Widmann AG, 8000 München Betonbewehrungsstab mit schraubenlinienförmig verlaufenden und Teile eines Gewindes bildenden Rippen
DE2730001C2 (de) * 1977-07-02 1985-05-30 Dyckerhoff & Widmann AG, 8000 München Vorrichtung zur Verankerung eines Bewehrungsstabes oder zur Verbindung zweier aneinanderstoßender Bewehrungsstäbe für Beton
DE3041215C2 (de) * 1980-11-03 1985-01-03 Wayss & Freytag Ag, 6000 Frankfurt Schraubmuffe mit eingeschnittenen Gegengewinden
DE3921874A1 (de) * 1989-07-04 1989-11-30 Hoehler Juergen Dipl Volksw Schraube mit einer senkausnehmung im kopf, an deren innenwand sich ein rechts- u. ein linksgewinde befinden. ein- u. ausdrehwerkzeug mit komplementaeren gewinden am aussenrand des teils, der zum ein- u. ausdrehen der schraube in die senkausnehmung eingeschraubt wird
JP2014020025A (ja) * 2012-07-13 2014-02-03 Fuji Bolt Seisakusho:Kk ねじ節鉄筋、及びねじ節鉄筋の機械式継手
CN102839786B (zh) * 2012-08-03 2014-11-26 柳州欧维姆机械股份有限公司 带止转螺母的连接器及其安装方法
CN103334999B (zh) * 2013-06-28 2015-08-19 中国五冶集团有限公司 设置于螺母内部的交叉螺纹及其生产工艺
JP5894719B2 (ja) * 2013-09-25 2016-03-30 株式会社大新工業製作所 ねじ構造、ねじ部品、ねじ切りタップ、打込み鋲、ねじ構造の製造方法および転造ダイス

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985004456A1 (en) * 1984-03-28 1985-10-10 Gerd Elger Linear coupling
US4710052A (en) * 1984-03-28 1987-12-01 Gerd Elger Linear coupling
EP0307680A1 (de) * 1987-09-11 1989-03-22 Dyckerhoff & Widmann Aktiengesellschaft Betonbewehrungsstab, insbesondere Betonrippenstab
WO2005052274A1 (en) * 2003-11-25 2005-06-09 Bbv Vorspanntechnik Gmbh Threaded deformed bar and method for making the bar

Also Published As

Publication number Publication date
JPS5070374U (es) 1975-06-21
BE821687A (fr) 1975-02-17
IT1025101B (it) 1978-08-10
FR2249222B1 (es) 1976-10-22
DE2451384A1 (de) 1975-05-22

Similar Documents

Publication Publication Date Title
FR2249222A1 (en) Threaded steel bar for reinforcing concrete - has lozenge shaped projections on its outer surface engaging in sleeve
SE7413268L (es)
GB1209225A (en) External helical screw threads and methods of making same
GB1478951A (en) Self-locking screw threads
GB973314A (en) Improvements in or relating to lock nuts
GB1383844A (en) Screw-threaded nut
GB1257255A (es)
GB1234175A (es)
GB1263947A (en) Self locking male threaded fastener
GB1448595A (en) Nut with a self-locking thread
GB974442A (en) A method of gripping reinforcement bars for tensioning
ES296132U (es) Abrazadera de ajuste
GB1020090A (en) Improvements in bolts and the like of synthetic plastics material reinforced with glass fibre
GB1064674A (en) Improvements in or relating to lock nuts
GB1373090A (en) Screw-threaded components
US3286754A (en) Self-locking set screw
ES147055U (es) Tornillo de fijacion.
GB1203776A (en) Improvements in deposition of pyrolytic material
GB1345057A (es)
GB1347817A (en) Screw or nut locking element
GB1134250A (en) Apparatus for securing members against relative angular movement
GB1444075A (en) Screw-threaded fixing member reinforcing bar for reinforced concrete
CA1194906A (en) Clamping element for the releasable fastening of spatially arranged, or parallel bars, tubes and similar objects
GB1371575A (en) Support for tubular scaffolding
CH559320A5 (en) Connecting element for sheet workpieces etc. - consists of threaded bolt with coiled wire screwed onto threads

Legal Events

Date Code Title Description
ST Notification of lapse