FR2304419B1 - - Google Patents
Info
- Publication number
- FR2304419B1 FR2304419B1 FR7607354A FR7607354A FR2304419B1 FR 2304419 B1 FR2304419 B1 FR 2304419B1 FR 7607354 A FR7607354 A FR 7607354A FR 7607354 A FR7607354 A FR 7607354A FR 2304419 B1 FR2304419 B1 FR 2304419B1
- Authority
- FR
- France
- 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
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
- B21C37/29—Making branched pieces, e.g. T-pieces
- B21C37/298—Forming collars by flow-drilling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/4935—Heat exchanger or boiler making
- Y10T29/49387—Boiler making
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Earth Drilling (AREA)
- Jigs For Machine Tools (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2511491A DE2511491C2 (de) | 1975-03-15 | 1975-03-15 | Aushalsvorrichtung für das Formen von zylindrischen Ansätzen auf dem Umfang von Rohrleitungen etc. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2304419A1 FR2304419A1 (fr) | 1976-10-15 |
| FR2304419B1 true FR2304419B1 (US06256357-20010703-M00001.png) | 1979-05-18 |
Family
ID=5941536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7607354A Granted FR2304419A1 (fr) | 1975-03-15 | 1976-03-15 | Dispositif d'emboutissage pour la realisation d'embouchures cylindriques sur le pourtour de tuyauteries ou analogues |
Country Status (5)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19607311A1 (de) * | 1996-02-27 | 1997-08-28 | Kwg Maschinenbau Gmbh | Vorrichtung zur Herstellung von Aushalsungen in Werkstücken |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7311408U (de) * | 1973-09-20 | Rothenberger E Schweisstechnik Und Industrie Bedarf | Aushalsvorrichtung | |
| DE627629C (de) * | 1935-06-25 | 1936-03-20 | Erich Walker | Werkzeug zum Herstellen von mit einem Anschlussrohr zusammenzuschweissenden Rohrabzweigungen |
| US2725774A (en) * | 1953-08-07 | 1955-12-06 | Tekse Richard | Pipe cutting attachments for toggleactuated pliers |
| US3050102A (en) * | 1958-06-16 | 1962-08-21 | Lawrence R Hock | Apparatus for spinning a lateral flange on a tube |
| US3131746A (en) * | 1960-01-11 | 1964-05-05 | Walter E Streeter | Device for spinning branches on pipes |
| FR1573876A (US06256357-20010703-M00001.png) * | 1967-12-13 | 1969-07-11 | ||
| BE734419A (US06256357-20010703-M00001.png) * | 1968-06-25 | 1969-11-17 | ||
| US3714808A (en) * | 1968-07-11 | 1973-02-06 | L Larikka | Means for forming a hole in a tube or pipe wall and deforming the edge of the hole into an upstanding flange |
| US3680349A (en) * | 1970-06-18 | 1972-08-01 | United Mcgill Corp | Apparatus for making a conduit fitting |
| US3844149A (en) * | 1972-12-04 | 1974-10-29 | Dako Werkzeugfab Kotthaus D Kg | Pipe necking apparatus |
| DE2413291A1 (de) * | 1974-03-20 | 1975-10-02 | Ernst Maier Kg | Vorrichtung zum einbringen von annaehernd runden oeffnungen in den mantel von metallrohren |
-
1975
- 1975-03-15 DE DE2511491A patent/DE2511491C2/de not_active Expired
-
1976
- 1976-02-24 GB GB7307/76A patent/GB1489558A/en not_active Expired
- 1976-03-11 US US05/666,118 patent/US4178786A/en not_active Expired - Lifetime
- 1976-03-15 BE BE165180A patent/BE839584A/xx not_active IP Right Cessation
- 1976-03-15 FR FR7607354A patent/FR2304419A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4178786A (en) | 1979-12-18 |
| FR2304419A1 (fr) | 1976-10-15 |
| GB1489558A (en) | 1977-10-19 |
| DE2511491C2 (de) | 1983-07-21 |
| BE839584A (fr) | 1976-07-01 |
| DE2511491A1 (de) | 1976-09-23 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |