IT1084946B - Procedimento per la generazione di una curca sinusoidale di passo qualsiasi - Google Patents
Procedimento per la generazione di una curca sinusoidale di passo qualsiasiInfo
- Publication number
- IT1084946B IT1084946B IT25302/77A IT2530277A IT1084946B IT 1084946 B IT1084946 B IT 1084946B IT 25302/77 A IT25302/77 A IT 25302/77A IT 2530277 A IT2530277 A IT 2530277A IT 1084946 B IT1084946 B IT 1084946B
- Authority
- IT
- Italy
- Prior art keywords
- curca
- sinusoidal
- procedure
- generation
- sinusoidal curca
- Prior art date
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
- B21C37/286—Making tube fittings for connecting pipes, e.g. U-pieces starting from sheet material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D19/00—Shearing machines or shearing devices cutting by rotary discs
- B23D19/08—Shearing machines or shearing devices cutting by rotary discs for special use, e.g. for cutting curves, for chamfering edges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L11/00—Non-circular-curve-drawing instruments
- B43L11/08—Non-circular-curve-drawing instruments for drawing involutes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Cutting Processes (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH842176A CH605171A5 (fr) | 1976-07-01 | 1976-07-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1084946B true IT1084946B (it) | 1985-05-28 |
Family
ID=4340076
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT25302/77A IT1084946B (it) | 1976-07-01 | 1977-07-01 | Procedimento per la generazione di una curca sinusoidale di passo qualsiasi |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE856238A (fr) |
CH (1) | CH605171A5 (fr) |
DE (1) | DE2727786C3 (fr) |
FR (1) | FR2356484A1 (fr) |
IT (1) | IT1084946B (fr) |
NL (1) | NL7707050A (fr) |
SE (1) | SE424150B (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2626792B1 (fr) * | 1988-02-10 | 1990-06-15 | Behot Claude | Cisaille a viroles pour coudes |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE561946C (de) * | 1931-05-07 | 1932-10-20 | Erich Guddat | Durchdringungs- und Abwicklungskurvensucher |
FR1031222A (fr) * | 1951-01-20 | 1953-06-22 | Machine à tracer | |
DE875571C (de) * | 1951-03-11 | 1953-05-04 | Helmut Keller | Zeichenvorrichtung, insbesondere zur Darstellung von Sinuskurven |
DK112618B (da) * | 1965-08-26 | 1968-12-30 | F Grabau | Fremgangsmåde til fremstilling af krumme hylstre, især bestemt til omslutning af isolerede rørbøjninger. |
-
1976
- 1976-07-01 CH CH842176A patent/CH605171A5/xx not_active IP Right Cessation
-
1977
- 1977-06-21 DE DE2727786A patent/DE2727786C3/de not_active Expired
- 1977-06-23 FR FR7719329A patent/FR2356484A1/fr active Granted
- 1977-06-24 NL NL7707050A patent/NL7707050A/xx unknown
- 1977-06-29 BE BE178877A patent/BE856238A/fr not_active IP Right Cessation
- 1977-06-30 SE SE7707576A patent/SE424150B/xx unknown
- 1977-07-01 IT IT25302/77A patent/IT1084946B/it active
Also Published As
Publication number | Publication date |
---|---|
SE424150B (sv) | 1982-07-05 |
FR2356484A1 (fr) | 1978-01-27 |
DE2727786A1 (de) | 1978-03-09 |
SE7707576L (sv) | 1978-01-02 |
DE2727786C3 (de) | 1980-04-30 |
CH605171A5 (fr) | 1978-09-29 |
DE2727786B2 (de) | 1979-08-30 |
BE856238A (fr) | 1977-10-17 |
FR2356484B1 (fr) | 1983-11-10 |
NL7707050A (nl) | 1978-01-03 |
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