IT1148688B - Dispositivo di serraggio rapido di tubi - Google Patents
Dispositivo di serraggio rapido di tubiInfo
- Publication number
- IT1148688B IT1148688B IT49603/82A IT4960382A IT1148688B IT 1148688 B IT1148688 B IT 1148688B IT 49603/82 A IT49603/82 A IT 49603/82A IT 4960382 A IT4960382 A IT 4960382A IT 1148688 B IT1148688 B IT 1148688B
- Authority
- IT
- Italy
- Prior art keywords
- pipes
- tightening device
- quick tightening
- quick
- tightening
- Prior art date
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
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/05—Bending tubes using mandrels or the like co-operating with forming members
- B21D9/07—Bending tubes using mandrels or the like co-operating with forming members with one or more swinging forming members engaging tube ends only
-
- 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
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/01—Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/40—Expansion mandrels
- B23B31/4006—Gripping the work or tool by a split sleeve
- B23B31/4033—Gripping the work or tool by a split sleeve using mechanical transmission through the spindle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813147688 DE3147688A1 (de) | 1981-12-02 | 1981-12-02 | "rohr-schnellspannvorrichtung" |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8249603A0 IT8249603A0 (it) | 1982-12-01 |
IT1148688B true IT1148688B (it) | 1986-12-03 |
Family
ID=6147705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT49603/82A IT1148688B (it) | 1981-12-02 | 1982-12-01 | Dispositivo di serraggio rapido di tubi |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT380414B (de) |
DE (1) | DE3147688A1 (de) |
FR (1) | FR2517225A1 (de) |
GB (1) | GB2110976B (de) |
IT (1) | IT1148688B (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2163519B (en) * | 1984-08-23 | 1987-11-25 | Automotive Products Plc | A bore gripping tool |
WO1997032699A1 (en) * | 1996-03-08 | 1997-09-12 | Miller Veneers, Inc. | Method and apparatus for cutting veneer sheets |
DE102010004822B4 (de) * | 2010-01-15 | 2016-02-04 | AWS Schäfer Technologie GmbH | Rohrmanipulator |
ITPD20100267A1 (it) * | 2010-09-09 | 2012-03-10 | Metal 3 S R L | Dispositivo di presa di tubi, particolarmente per macchine piega-tubi e simili |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB759856A (en) * | 1953-06-19 | 1956-10-24 | Nat Res Dev | Spindle-actuated mechanism for the operation of collets |
US2862540A (en) * | 1954-02-01 | 1958-12-02 | Ryan Aeronautical Co | Expanding clamp for a tube bending machine |
DE1096714B (de) * | 1956-04-19 | 1961-01-05 | Gustav Espey G M B H | Spanneinrichtung fuer Einzelwerkstuecke an einem Stangendrehautomat |
US2877022A (en) * | 1957-05-16 | 1959-03-10 | John J Parker | Expansible arbor with segmental sleeves |
CH367685A (fr) * | 1960-02-26 | 1963-02-28 | Kummer Freres S A Fabrique De | Broche avec pince de serrage par l'intérieur |
US3523371A (en) * | 1968-02-20 | 1970-08-11 | Donald C Vencill | Tubing measuring and marking device for marking pipe bender feedstock |
DE2459506B2 (de) * | 1974-09-13 | 1976-07-22 | Rast Patent Manufacturers Pty. Ltd., North Plympton, Südaustralien (Australien) | Backenanordnung fuer ausdehnungswerkzeuge |
DE2630967C3 (de) * | 1976-07-08 | 1980-06-26 | Mannesmann Ag, 4000 Duesseldorf | Rohrbiegevorrichtung |
-
1981
- 1981-12-02 DE DE19813147688 patent/DE3147688A1/de not_active Withdrawn
-
1982
- 1982-10-04 AT AT0365982A patent/AT380414B/de not_active IP Right Cessation
- 1982-11-09 GB GB08232003A patent/GB2110976B/en not_active Expired
- 1982-11-23 FR FR8219570A patent/FR2517225A1/fr active Pending
- 1982-12-01 IT IT49603/82A patent/IT1148688B/it active
Also Published As
Publication number | Publication date |
---|---|
ATA365982A (de) | 1985-10-15 |
IT8249603A0 (it) | 1982-12-01 |
GB2110976A (en) | 1983-06-29 |
DE3147688A1 (de) | 1983-06-16 |
GB2110976B (en) | 1986-03-19 |
AT380414B (de) | 1986-05-26 |
FR2517225A1 (fr) | 1983-06-03 |
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