JPS5342746B1 - - Google Patents
Info
- Publication number
- JPS5342746B1 JPS5342746B1 JP1401171A JP1401171A JPS5342746B1 JP S5342746 B1 JPS5342746 B1 JP S5342746B1 JP 1401171 A JP1401171 A JP 1401171A JP 1401171 A JP1401171 A JP 1401171A JP S5342746 B1 JPS5342746 B1 JP S5342746B1
- Authority
- JP
- Japan
- 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
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
- B21D11/06—Bending into helical or spiral form; Forming a succession of return bends, e.g. serpentine form
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1917270A | 1970-03-13 | 1970-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5342746B1 true JPS5342746B1 (en) | 1978-11-14 |
Family
ID=21791808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1401171A Pending JPS5342746B1 (en) | 1970-03-13 | 1971-03-13 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3657911A (en) |
| JP (1) | JPS5342746B1 (en) |
| CA (1) | CA946271A (en) |
| GB (1) | GB1342764A (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2215490A1 (en) * | 1972-03-29 | 1973-10-04 | Peddinghaus Carl Ullrich Dr | BENDING MACHINE FOR CONCRETE STEEL BARS IN PARTICULAR |
| US5284041A (en) * | 1993-05-10 | 1994-02-08 | Amana Refrigeration, Inc. | Method for bending tubes using split die |
| US7360385B1 (en) * | 2007-04-17 | 2008-04-22 | Gm Global Technology Operations, Inc. | Quick change bend tooling bolster |
| GB0712552D0 (en) * | 2007-06-29 | 2007-08-08 | Airbus Uk Ltd | Elongate composite structural members and improvements therein |
| GB0712553D0 (en) * | 2007-06-29 | 2007-08-08 | Airbus Uk Ltd | Composite panel stiffener |
| GB0712549D0 (en) * | 2007-06-29 | 2007-08-08 | Airbus Uk Ltd | Improvements in elongate composite structural members |
| GB0813161D0 (en) | 2008-07-18 | 2008-08-27 | Airbus Uk Ltd | Ramped stiffener and apparatus and method for forming the same |
| GB0813146D0 (en) * | 2008-07-18 | 2008-08-27 | Airbus Uk Ltd | Ramped stiffener and apparatus and method for forming the same |
| CN102225439B (en) * | 2011-04-13 | 2013-01-09 | 张荣焕 | Single-drive two-way pipe bending system of pipe bender |
| MX370362B (en) * | 2013-08-01 | 2019-12-10 | Addisonmckee Inc | Tie bar tensioning system. |
| CN104889212B (en) * | 2015-06-11 | 2017-01-18 | 张家港江苏科技大学产业技术研究院 | Wheel mould device for two-way pipe bending |
| CN113427810A (en) * | 2021-07-03 | 2021-09-24 | 江西乔扬数控设备有限公司 | Improved closed four-point press |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1546147A (en) * | 1924-04-25 | 1925-07-14 | Frederick A C Skinner | Pipe-bending machine |
| US1624804A (en) * | 1924-07-03 | 1927-04-12 | Bridgeport Brass Co | Tube-bending machine |
| US2033423A (en) * | 1933-07-22 | 1936-03-10 | Carl F W Frank | Machine for bending pipes and the like |
| US2454290A (en) * | 1946-08-01 | 1948-11-23 | Bundy Tubing Co | Apparatus for bending work such as tubing into serpentine coils |
| US2474276A (en) * | 1947-05-08 | 1949-06-28 | Bundy Tubing Co | Apparatus for making sinuous bends in long workpieces |
| US2565940A (en) * | 1949-08-27 | 1951-08-28 | Gen Motors Corp | Tube-bending apparatus |
| US3200631A (en) * | 1962-08-06 | 1965-08-17 | Peerless Of America | Apparatus for effecting reverse bends in dual heat exchange tubing |
-
1970
- 1970-03-13 US US19172A patent/US3657911A/en not_active Expired - Lifetime
-
1971
- 1971-03-11 CA CA107,506A patent/CA946271A/en not_active Expired
- 1971-03-13 JP JP1401171A patent/JPS5342746B1/ja active Pending
- 1971-04-19 GB GB988571*[A patent/GB1342764A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3657911A (en) | 1972-04-25 |
| CA946271A (en) | 1974-04-30 |
| GB1342764A (en) | 1974-01-03 |