IT988317B - Procedimento e dispositivo ridutto re per pezzi tubolari con sistema di regolazione dello spessore - Google Patents

Procedimento e dispositivo ridutto re per pezzi tubolari con sistema di regolazione dello spessore

Info

Publication number
IT988317B
IT988317B IT67942/71A IT6794271A IT988317B IT 988317 B IT988317 B IT 988317B IT 67942/71 A IT67942/71 A IT 67942/71A IT 6794271 A IT6794271 A IT 6794271A IT 988317 B IT988317 B IT 988317B
Authority
IT
Italy
Prior art keywords
procedure
regulation system
reduced device
thickness regulation
tubular pieces
Prior art date
Application number
IT67942/71A
Other languages
English (en)
Original Assignee
Cuq P
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 Cuq P filed Critical Cuq P
Application granted granted Critical
Publication of IT988317B publication Critical patent/IT988317B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D41/00—Application of procedures in order to alter the diameter of tube ends
    • B21D41/04—Reducing; Closing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Making Paper Articles (AREA)
IT67942/71A 1970-03-20 1971-03-18 Procedimento e dispositivo ridutto re per pezzi tubolari con sistema di regolazione dello spessore IT988317B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7011359A FR2081297B2 (it) 1970-03-20 1970-03-20

Publications (1)

Publication Number Publication Date
IT988317B true IT988317B (it) 1975-04-10

Family

ID=9053102

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67942/71A IT988317B (it) 1970-03-20 1971-03-18 Procedimento e dispositivo ridutto re per pezzi tubolari con sistema di regolazione dello spessore

Country Status (6)

Country Link
US (1) US3763688A (it)
CA (1) CA929801A (it)
DE (1) DE2113121A1 (it)
FR (1) FR2081297B2 (it)
GB (1) GB1315874A (it)
IT (1) IT988317B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4178790A (en) * 1978-05-22 1979-12-18 Ex-Cell-O Corporation Roll-through cold forming apparatus
DE3032106C2 (de) * 1980-08-22 1986-01-16 Manfred Dr.-Ing. 4150 Krefeld Janßen Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Rohren mit abgestuftem Innen- und Außendurchmesser
ZA857578B (en) * 1984-10-04 1986-05-28 Bishop Arthur E Means for manufacturing components of rotary valves
US4677839A (en) * 1985-08-09 1987-07-07 Camet, Inc. Apparatus for shaping a spiral catalyst support
DE4022261C1 (it) * 1990-07-12 1991-11-21 Mannesmann Ag, 4000 Duesseldorf, De
DE102006025034A1 (de) * 2006-05-26 2007-11-29 Müller Weingarten AG Vorrichtung und Verfahren zur Herstellung von Profilkörpern

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US396361A (en) * 1889-01-15 Rolling-die machine
US16630A (en) * 1857-02-10 platt
US188643A (en) * 1877-03-20 Improvement in machines for forming the eyes of picks
US685417A (en) * 1901-01-07 1901-10-29 Lewis Williams Spike-grooving machine.
US1625340A (en) * 1926-03-13 1927-04-19 Youngstown Sheet And Tube Co Method of making well points

Also Published As

Publication number Publication date
FR2081297A2 (it) 1971-12-03
US3763688A (en) 1973-10-09
FR2081297B2 (it) 1974-05-03
DE2113121A1 (de) 1971-09-30
GB1315874A (en) 1973-05-02
CA929801A (en) 1973-07-10

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