CA982880A - Device for the conical tapering of circular cross sectioned elongated workpieces - Google Patents
Device for the conical tapering of circular cross sectioned elongated workpiecesInfo
- Publication number
- CA982880A CA982880A CA168,456A CA168456A CA982880A CA 982880 A CA982880 A CA 982880A CA 168456 A CA168456 A CA 168456A CA 982880 A CA982880 A CA 982880A
- Authority
- CA
- Canada
- Prior art keywords
- circular cross
- cross sectioned
- elongated workpieces
- conical tapering
- sectioned elongated
- 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
- 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
- B21C37/16—Making tubes with varying diameter in longitudinal direction
- B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Metal Extraction Processes (AREA)
- Jigs For Machine Tools (AREA)
- Turning (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722217441 DE2217441C (de) | 1972-04-12 | Vorrichtung zum Konifizieren langge streckter Werkstucke kreisrunden Quer schnittes |
Publications (1)
Publication Number | Publication Date |
---|---|
CA982880A true CA982880A (en) | 1976-02-03 |
Family
ID=5841642
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA168,456A Expired CA982880A (en) | 1972-04-12 | 1973-04-11 | Device for the conical tapering of circular cross sectioned elongated workpieces |
Country Status (6)
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04181U (US07582779-20090901-C00044.png) * | 1990-04-13 | 1992-01-06 | ||
US5657922A (en) * | 1995-07-14 | 1997-08-19 | Univ Oklahoma State | Machine and process for forming tapered or cylindrical utility poles from flat sheet metal |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US331574A (en) * | 1885-12-01 | Machine for iviaklng taper tu | ||
GB244420A (en) * | 1924-12-10 | 1926-04-15 | James Henderson Meiklejohn | Improvements in adjustable drawing dies |
US3240045A (en) * | 1962-10-15 | 1966-03-15 | Prec Sheet Metal Inc | Arrangement for contouring tubes |
DE1285433B (de) * | 1964-10-14 | 1968-12-19 | Wieland Werke Ag | Vorrichtung zum Konifizieren langgestreckter Werkstuecke kreisrunden Querschnitts |
GB1188374A (en) * | 1966-05-05 | 1970-04-15 | Rotary Profile Anstalt | Improvements in or relating to apparatus for Manufacturing Tubular Articles |
US3431764A (en) * | 1967-03-10 | 1969-03-11 | North American Rockwell | Tube tapering roller chuck |
FR1572963A (US07582779-20090901-C00044.png) * | 1967-07-07 | 1969-07-04 | ||
US3517534A (en) * | 1969-07-16 | 1970-06-30 | Koehring Co | Apparatus for working tubes |
-
1973
- 1973-03-19 CH CH398173A patent/CH575786A5/xx not_active IP Right Cessation
- 1973-04-05 GB GB1642173A patent/GB1412845A/en not_active Expired
- 1973-04-06 US US00348708A patent/US3802240A/en not_active Expired - Lifetime
- 1973-04-11 CA CA168,456A patent/CA982880A/en not_active Expired
- 1973-04-11 FR FR7313109A patent/FR2179992B1/fr not_active Expired
- 1973-04-12 JP JP48041763A patent/JPS586586B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2217441B2 (de) | 1972-10-26 |
JPS4910151A (US07582779-20090901-C00044.png) | 1974-01-29 |
US3802240A (en) | 1974-04-09 |
DE2217441A1 (US07582779-20090901-C00044.png) | 1972-10-26 |
FR2179992B1 (US07582779-20090901-C00044.png) | 1978-01-06 |
GB1412845A (en) | 1975-11-05 |
CH575786A5 (US07582779-20090901-C00044.png) | 1976-05-31 |
JPS586586B2 (ja) | 1983-02-05 |
FR2179992A1 (US07582779-20090901-C00044.png) | 1973-11-23 |
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