FI770143A - - Google Patents
Info
- Publication number
- FI770143A FI770143A FI770143A FI770143A FI770143A FI 770143 A FI770143 A FI 770143A FI 770143 A FI770143 A FI 770143A FI 770143 A FI770143 A FI 770143A FI 770143 A FI770143 A FI 770143A
- Authority
- FI
- Finland
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
- B21D9/01—Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/02—Bending or folding
- B29C53/08—Bending or folding of tubes or other profiled members
- B29C53/083—Bending or folding of tubes or other profiled members bending longitudinally, i.e. modifying the curvature of the tube axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
- B29C53/82—Cores or mandrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762601818 DE2601818A1 (de) | 1976-01-20 | 1976-01-20 | Verfahren zum herstellen eines rohrbogens aus thermoplastischem kunststoff und vorrichtung fuer dieses verfahren |
| DE19762624625 DE2624625A1 (de) | 1976-06-02 | 1976-06-02 | Verfahren zum herstellen eines rohrbogens aus thermoplastischem kunststoff und vorrichtung fuer dieses verfahren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI770143A true FI770143A (US06373033-20020416-M00002.png) | 1977-07-21 |
Family
ID=25769931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI770143A FI770143A (US06373033-20020416-M00002.png) | 1976-01-20 | 1977-01-18 |
Country Status (12)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8901618D0 (en) * | 1989-01-25 | 1989-03-15 | Mckechnie Plastics Limited Ans | Method of forming hoses and tubes of thermoplastic material |
| DE19926330C2 (de) | 1999-06-09 | 2001-08-09 | Thyssenkrupp Stahl Ag | Biegedorn für eine Biegevorrichtung und Biegeverfahren für Rohre |
| CN106552848A (zh) * | 2016-11-14 | 2017-04-05 | 芜湖通和汽车管路系统股份有限公司 | 用于汽车管路弯曲的芯筋 |
| CN112718980A (zh) * | 2020-12-23 | 2021-04-30 | 凌云工业股份有限公司 | 一种内置钢丝绳外包覆聚氨酯一体铸造式芯子机构 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE161517C (US06373033-20020416-M00002.png) * | ||||
| GB158957A (en) * | 1919-11-04 | 1921-02-04 | Emile Copeland | Improved flexible mandrel for use in bending tubes |
| DE632274C (de) * | 1934-07-18 | 1936-07-04 | Hochvoltisolation Ag F | Verfahren zur Herstellung steifer, gekruemmter Isolierrohrstuecke aus Hartpapier oder Hartgewebe unter Verwendung eines biegsamen Dornes fuer die Verlegung elektrischer Leitungen |
| FR933363A (fr) * | 1945-12-11 | 1948-04-19 | Onderzoekings Inst Res | Procédé de cintrage de tubes en matières intégralement synthétiques façonnables à chaud |
| US2464796A (en) * | 1946-11-19 | 1949-03-22 | Russell B Cushman | Brick cleaning and shaping machine |
| FR1118552A (fr) * | 1954-07-26 | 1956-06-07 | Goodyear Tire & Rubber | Procédé et dispositif de remise en forme de tuyaux et autres conduites |
| GB837462A (en) * | 1957-12-02 | 1960-06-15 | Gen Electric Co Ltd | Improvements in or relating to waveguides and methods of bending waveguides |
| GB845241A (en) * | 1957-12-02 | 1960-08-17 | Gen Electric Co Ltd | Improvements in or relating to waveguides and methods of bending waveguides |
| GB881854A (en) * | 1958-05-12 | 1961-11-08 | Btr Industries Ltd | Improvements relating to pipe bending |
| US2971224A (en) * | 1958-07-28 | 1961-02-14 | Tamar Electronics Ind | Method for producing radar probe |
| NL258155A (US06373033-20020416-M00002.png) * | 1961-11-03 | |||
| US3184796A (en) * | 1963-01-28 | 1965-05-25 | Marvin A Southcott | Apparatus for bending plastic pipe |
| DE1552862A1 (de) * | 1966-12-29 | 1969-09-11 | Banning Ag Maschinenfabrik J | Biegedorn fuer duennwandige Rohre |
| DE1704661B1 (de) * | 1967-11-29 | 1972-05-31 | Hoechst Ag | Verfahren und vorrichtung zum herstellen eines rohrbogens aus thermoplastischem kunststoff |
| US3922134A (en) * | 1973-12-17 | 1975-11-25 | Robintech Inc | Pipe bending mandrel |
| DE2709996C3 (de) * | 1977-03-08 | 1982-01-14 | Hoechst Ag, 6000 Frankfurt | Vorrichtung zum Herstellen eines Rohrbogens aus einem thermoplastischen Kunststoff |
-
1977
- 1977-01-14 NL NL7700383A patent/NL7700383A/xx not_active Application Discontinuation
- 1977-01-17 CH CH53877A patent/CH617385A5/de not_active IP Right Cessation
- 1977-01-17 IN IN66/CAL/1977A patent/IN144926B/en unknown
- 1977-01-18 IT IT19414/77A patent/IT1077591B/it active
- 1977-01-18 DD DD7700196991A patent/DD128268A5/xx unknown
- 1977-01-18 NO NO770150A patent/NO770150L/no unknown
- 1977-01-18 GB GB1912/77A patent/GB1574445A/en not_active Expired
- 1977-01-18 FI FI770143A patent/FI770143A/fi not_active Application Discontinuation
- 1977-01-19 AT AT0028077A patent/AT365970B/de not_active IP Right Cessation
- 1977-01-19 AU AU21434/77A patent/AU508830B2/en not_active Expired
- 1977-01-19 SE SE7700524A patent/SE417799B/xx unknown
- 1977-01-20 FR FR7701503A patent/FR2338782A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| AU2143477A (en) | 1978-07-27 |
| NL7700383A (nl) | 1977-07-22 |
| AT365970B (de) | 1982-02-25 |
| NO770150L (no) | 1977-07-21 |
| GB1574445A (en) | 1980-09-10 |
| CH617385A5 (en) | 1980-05-30 |
| SE417799B (sv) | 1981-04-13 |
| ATA28077A (de) | 1981-07-15 |
| DD128268A5 (de) | 1977-11-09 |
| IT1077591B (it) | 1985-05-04 |
| IN144926B (US06373033-20020416-M00002.png) | 1978-07-29 |
| AU508830B2 (en) | 1980-04-03 |
| FR2338782B1 (US06373033-20020416-M00002.png) | 1980-06-06 |
| FR2338782A1 (fr) | 1977-08-19 |
| SE7700524L (sv) | 1977-07-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA | Application withdrawn |
Owner name: HOECHST AG |