FR543019A - Machine for cold twisting metal bars, rods and blades, particularly applicable to the manufacture of brackets, brackets and the like intended for reinforced concrete work - Google Patents
Machine for cold twisting metal bars, rods and blades, particularly applicable to the manufacture of brackets, brackets and the like intended for reinforced concrete workInfo
- Publication number
- FR543019A FR543019A FR543019DA FR543019A FR 543019 A FR543019 A FR 543019A FR 543019D A FR543019D A FR 543019DA FR 543019 A FR543019 A FR 543019A
- Authority
- FR
- France
- Prior art keywords
- brackets
- blades
- rods
- manufacture
- intended
- 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
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
- B21D11/10—Bending specially adapted to produce specific articles, e.g. leaf springs
- B21D11/12—Bending specially adapted to produce specific articles, e.g. leaf springs the articles being reinforcements for concrete
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR543019T | 1921-11-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR543019A true FR543019A (en) | 1922-08-25 |
Family
ID=8931277
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR543019D Expired FR543019A (en) | 1921-11-03 | 1921-11-03 | Machine for cold twisting metal bars, rods and blades, particularly applicable to the manufacture of brackets, brackets and the like intended for reinforced concrete work |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR543019A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2456532A (en) * | 1945-12-01 | 1948-12-14 | Peter L Perazzo | Rod bender |
US2491893A (en) * | 1946-09-07 | 1949-12-20 | Frederick L Duer | Metal bending machine with jointed sweep arm carrying a mandrel |
US2711204A (en) * | 1950-10-30 | 1955-06-21 | Gen Motors Corp | Tube bending machine |
DE1038878B (en) * | 1957-01-29 | 1958-09-11 | Hilde Seuthe Geb Koch | Bending device for concrete iron spacers |
US5615570A (en) * | 1993-12-28 | 1997-04-01 | Toyota Jidosha Kabushiki Kaisha | Method for bending a pipe and apparatus for bending the same |
-
1921
- 1921-11-03 FR FR543019D patent/FR543019A/en not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2456532A (en) * | 1945-12-01 | 1948-12-14 | Peter L Perazzo | Rod bender |
US2491893A (en) * | 1946-09-07 | 1949-12-20 | Frederick L Duer | Metal bending machine with jointed sweep arm carrying a mandrel |
US2711204A (en) * | 1950-10-30 | 1955-06-21 | Gen Motors Corp | Tube bending machine |
DE1038878B (en) * | 1957-01-29 | 1958-09-11 | Hilde Seuthe Geb Koch | Bending device for concrete iron spacers |
US5615570A (en) * | 1993-12-28 | 1997-04-01 | Toyota Jidosha Kabushiki Kaisha | Method for bending a pipe and apparatus for bending the same |
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