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FR889094A - Dispositif servant à rétreindre les tôles - Google Patents

Dispositif servant à rétreindre les tôles

Info

Publication number
FR889094A
FR889094A FR889094DA FR889094A FR 889094 A FR889094 A FR 889094A FR 889094D A FR889094D A FR 889094DA FR 889094 A FR889094 A FR 889094A
Authority
FR
France
Prior art keywords
shrinking
sheets
shrinking sheets
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
Other languages
English (en)
Inventor
Ernst Wedemeyer
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.)
Leichtmetallbau Regensburg G M
Original Assignee
Leichtmetallbau Regensburg G M
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 Leichtmetallbau Regensburg G M filed Critical Leichtmetallbau Regensburg G M
Application granted granted Critical
Publication of FR889094A publication Critical patent/FR889094A/fr
Expired legal-status Critical Current

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
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/20—Bending sheet metal, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR889094D 1940-03-29 1942-12-15 Dispositif servant à rétreindre les tôles Expired FR889094A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE889094X 1940-03-29

Publications (1)

Publication Number Publication Date
FR889094A true FR889094A (fr) 1943-12-30

Family

ID=6834402

Family Applications (1)

Application Number Title Priority Date Filing Date
FR889094D Expired FR889094A (fr) 1940-03-29 1942-12-15 Dispositif servant à rétreindre les tôles

Country Status (1)

Country Link
FR (1) FR889094A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6502447B2 (en) * 1999-12-14 2003-01-07 Voss Manufacturing, Inc. Device and method for manufacturing turbulators for use in compact heat exchangers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6502447B2 (en) * 1999-12-14 2003-01-07 Voss Manufacturing, Inc. Device and method for manufacturing turbulators for use in compact heat exchangers

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