FR2249222B1 - - Google Patents

Info

Publication number
FR2249222B1
FR2249222B1 FR7436165A FR7436165A FR2249222B1 FR 2249222 B1 FR2249222 B1 FR 2249222B1 FR 7436165 A FR7436165 A FR 7436165A FR 7436165 A FR7436165 A FR 7436165A FR 2249222 B1 FR2249222 B1 FR 2249222B1
Authority
FR
France
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
FR7436165A
Other languages
French (fr)
Other versions
FR2249222A1 (en
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/en
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 (en) 1973-10-30 1973-10-30

Publications (2)

Publication Number Publication Date
FR2249222A1 FR2249222A1 (en) 1975-05-23
FR2249222B1 true FR2249222B1 (en) 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 (en)
BE (1) BE821687A (en)
DE (1) DE2451384A1 (en)
FR (1) FR2249222A1 (en)
IT (1) IT1025101B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2704819C2 (en) * 1977-02-05 1985-03-21 Dyckerhoff & Widmann AG, 8000 München Concrete reinforcing bar with helical ribs forming parts of a thread
DE2730001C2 (en) * 1977-07-02 1985-05-30 Dyckerhoff & Widmann AG, 8000 München Device for anchoring a reinforcing bar or for connecting two butting reinforcing bars for concrete
DE3041215C2 (en) * 1980-11-03 1985-01-03 Wayss & Freytag Ag, 6000 Frankfurt Screw socket with incised mating threads
EP0177516B1 (en) * 1984-03-28 1988-02-24 ELGER, Gerd Linear coupling
DE3730489A1 (en) * 1987-09-11 1989-03-30 Dyckerhoff & Widmann Ag CONCRETE REINFORCEMENT BAR, PARTICULAR CONCRETE RIB BAR
DE3921874A1 (en) * 1989-07-04 1989-11-30 Hoehler Juergen Dipl Volksw Screw with a countersunk recess in the head, a right-handed and a left-handed thread being located on the inner wall of said recess. Screwdriver with complementary threads on the outer border of the part which is screwed into the countersunk recess in order to screw in, and unscrew, the screw
US7624556B2 (en) * 2003-11-25 2009-12-01 Bbv Vorspanntechnik Gmbh Threaded deformed reinforcing bar and method for making the bar
JP2014020025A (en) * 2012-07-13 2014-02-03 Fuji Bolt Seisakusho:Kk Screw-knotted steel bar, and mechanical joint of screw-knotted steel bar
CN102839786B (en) * 2012-08-03 2014-11-26 柳州欧维姆机械股份有限公司 Connector with rotation-stop nuts, and installation method thereof
CN103334999B (en) * 2013-06-28 2015-08-19 中国五冶集团有限公司 Be arranged at intersection screw thread and the production technology thereof of nut interior
JP5894719B2 (en) * 2013-09-25 2016-03-30 株式会社大新工業製作所 Screw structure, screw parts, thread tapping, driving rod, screw structure manufacturing method and rolling die

Also Published As

Publication number Publication date
DE2451384A1 (en) 1975-05-22
IT1025101B (en) 1978-08-10
JPS5070374U (en) 1975-06-21
FR2249222A1 (en) 1975-05-23
BE821687A (en) 1975-02-17

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Legal Events

Date Code Title Description
ST Notification of lapse