JPS5428260A - Method and apparatus for making bent pipe having impressed marks - Google Patents

Method and apparatus for making bent pipe having impressed marks

Info

Publication number
JPS5428260A
JPS5428260A JP9407878A JP9407878A JPS5428260A JP S5428260 A JPS5428260 A JP S5428260A JP 9407878 A JP9407878 A JP 9407878A JP 9407878 A JP9407878 A JP 9407878A JP S5428260 A JPS5428260 A JP S5428260A
Authority
JP
Japan
Prior art keywords
bent pipe
making bent
impressed marks
impressed
marks
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.)
Pending
Application number
JP9407878A
Other languages
Japanese (ja)
Inventor
Helmut Korth
Friedrich W Schmidt
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.)
SCHMIDT HERMANN FA
Original Assignee
SCHMIDT HERMANN FA
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 SCHMIDT HERMANN FA filed Critical SCHMIDT HERMANN FA
Publication of JPS5428260A publication Critical patent/JPS5428260A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
    • B44B5/0004—Machines or apparatus for embossing decorations or marks, e.g. embossing coins characterised by the movement of the embossing tool(s), or the movement of the work, during the embossing operation
    • B44B5/0009—Rotating embossing tools
JP9407878A 1977-08-03 1978-08-01 Method and apparatus for making bent pipe having impressed marks Pending JPS5428260A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772734884 DE2734884A1 (en) 1977-08-03 1977-08-03 PROCESS AND DEVICE FOR MANUFACTURING STAMPED PIPE ELBOWS, IN PARTICULAR STEEL PIPE ELBOWS

Publications (1)

Publication Number Publication Date
JPS5428260A true JPS5428260A (en) 1979-03-02

Family

ID=6015471

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9407878A Pending JPS5428260A (en) 1977-08-03 1978-08-01 Method and apparatus for making bent pipe having impressed marks

Country Status (10)

Country Link
JP (1) JPS5428260A (en)
AT (1) AT358366B (en)
BE (1) BE869396A (en)
CH (1) CH631095A5 (en)
DE (1) DE2734884A1 (en)
ES (1) ES471884A1 (en)
FR (1) FR2399291A1 (en)
GB (1) GB2001882B (en)
IE (1) IE47222B1 (en)
IT (1) IT1097676B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3619643C2 (en) * 1985-06-22 1996-01-11 Schwarze Rigobert Pipe bending machine
CN103406410B (en) * 2013-08-07 2015-06-10 和和机械（张家港）有限公司 Guiding-die adjusting device applied to pipe bending machine
CN105032981A (en) * 2015-09-15 2015-11-11 成都佳和装饰工程有限公司 Minor-radius bending technique for thin-wall aluminum alloy rectangular tube
CN112588904A (en) * 2020-11-27 2021-04-02 贵州航天新力科技有限公司 Forge piece bending die and bending process
CN116140434B (en) * 2023-04-20 2023-07-11 河北鹏鑫管道装备集团有限公司 Hot briquetting equipment of elbow pipe fitting

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE430223A (en) *
DE1056905B (en) * 1957-10-23 1959-05-06 Kocks Gmbh Friedrich Method of bending pipes
US3082686A (en) * 1959-06-19 1963-03-26 Ideal Stencil Machine Company Tube marking machine
DE1928835U (en) * 1964-04-28 1965-12-09 Siekmann & Co H DEVICE FOR BENDING PIPES TO PIPE BENDING.
DE1652451B1 (en) * 1967-07-27 1971-07-29 Stommel & Voos Stahlstempelfab Embossing device for marking sheet metal
US3852988A (en) * 1973-06-05 1974-12-10 D Singhal Machine for marking identification marks on billets, blooms and slags
DE2405806A1 (en) * 1974-02-07 1975-08-21 Kieserling & Albrecht Marking faults on rods - rods pass e.g. straightener to be used for machining

Also Published As

Publication number Publication date
DE2734884A1 (en) 1979-02-08
IT1097676B (en) 1985-08-31
ES471884A1 (en) 1979-02-16
FR2399291A1 (en) 1979-03-02
IE781575L (en) 1979-02-03
IT7826421A0 (en) 1978-08-02
FR2399291B1 (en) 1984-01-20
BE869396A (en) 1978-11-16
ATA555378A (en) 1980-01-15
IE47222B1 (en) 1984-01-25
DE2734884C2 (en) 1987-11-05
GB2001882A (en) 1979-02-14
AT358366B (en) 1980-09-10
GB2001882B (en) 1982-01-13
CH631095A5 (en) 1982-07-30

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