FR2473916B1 - - Google Patents
Info
- Publication number
- FR2473916B1 FR2473916B1 FR8001302A FR8001302A FR2473916B1 FR 2473916 B1 FR2473916 B1 FR 2473916B1 FR 8001302 A FR8001302 A FR 8001302A FR 8001302 A FR8001302 A FR 8001302A FR 2473916 B1 FR2473916 B1 FR 2473916B1
- 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
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- 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
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles
- B21C1/24—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles by means of mandrels
- B21C1/26—Push-bench drawing
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/06—Making machine elements axles or shafts
- B21K1/10—Making machine elements axles or shafts of cylindrical form
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Extraction Processes (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
- Forging (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8001302A FR2473916A1 (fr) | 1980-01-22 | 1980-01-22 | Procede de faconnage a froid d'un arbre tubulaire dont les extremites ont un diametre interieur calibre inferieur a celui de sa partie centrale |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8001302A FR2473916A1 (fr) | 1980-01-22 | 1980-01-22 | Procede de faconnage a froid d'un arbre tubulaire dont les extremites ont un diametre interieur calibre inferieur a celui de sa partie centrale |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2473916A1 FR2473916A1 (fr) | 1981-07-24 |
FR2473916B1 true FR2473916B1 (US07935154-20110503-C00006.png) | 1983-04-29 |
Family
ID=9237741
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8001302A Granted FR2473916A1 (fr) | 1980-01-22 | 1980-01-22 | Procede de faconnage a froid d'un arbre tubulaire dont les extremites ont un diametre interieur calibre inferieur a celui de sa partie centrale |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2473916A1 (US07935154-20110503-C00006.png) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2529983A1 (fr) * | 1982-07-09 | 1984-01-13 | Vallourec | Cremaillere de direction pour vehicules automobiles |
FR2534159B1 (fr) * | 1982-10-08 | 1986-05-16 | Piercy Jean | Procede de fabrication de pieces cylindriques, notamment de pieces creuses, et machine pour sa mise en oeuvre |
GB8500785D0 (en) * | 1985-01-12 | 1985-02-13 | Stevens & Bullivant Ltd | Tubular |
DE3506220A1 (de) * | 1985-02-22 | 1986-08-28 | Laeis GmbH, 5500 Trier | Verfahren zum herstellen von rohren mit dickwandigen enden durch kaltumformen eines rohrfoermigen rohlings |
CN104797353A (zh) * | 2012-11-02 | 2015-07-22 | 施密特集团股份公司 | 用于生产不同壁厚的容器管的方法 |
CN108655285A (zh) * | 2018-06-04 | 2018-10-16 | 升励五金(深圳)有限公司 | 一种应用于铝管缩管工艺的模具及缩管工艺 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB606306A (en) * | 1946-01-11 | 1948-08-11 | Head Wrightson & Co Ltd | Improvements in the manufacture of tubes |
FR1531619A (fr) * | 1967-05-24 | 1968-07-05 | Procédé de fabrication de bielles tubulaires | |
FR2326252A1 (fr) * | 1975-10-02 | 1977-04-29 | Caterpillar Tractor Co | Procede pour fabriquer un arbre a galets creux d'une piece |
-
1980
- 1980-01-22 FR FR8001302A patent/FR2473916A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2473916A1 (fr) | 1981-07-24 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
CA | Change of address | ||
TP | Transmission of property |