GB1228565A - - Google Patents
Info
- Publication number
- GB1228565A GB1228565A GB1228565DA GB1228565A GB 1228565 A GB1228565 A GB 1228565A GB 1228565D A GB1228565D A GB 1228565DA GB 1228565 A GB1228565 A GB 1228565A
- Authority
- GB
- United Kingdom
- Prior art keywords
- strip
- divides
- score
- march
- weakened
- 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
- B21C37/02—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of sheets
-
- 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
- B21C37/156—Making tubes with wall irregularities
- B21C37/157—Perforations
-
- 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
- B21D13/00—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
- B21D13/04—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by rolling
- B21D13/045—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by rolling the corrugations being parallel to the feeding movement
-
- 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
- Y10T29/49789—Obtaining plural product pieces from unitary workpiece
- Y10T29/4979—Breaking through weakened portion
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE03179/68A SE331975B (de) | 1968-03-11 | 1968-03-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1228565A true GB1228565A (de) | 1971-04-15 |
Family
ID=20261557
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1228565D Expired GB1228565A (de) | 1968-03-11 | 1969-03-10 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3777530A (de) |
DE (1) | DE1912269A1 (de) |
FR (1) | FR2003669A1 (de) |
GB (1) | GB1228565A (de) |
SE (1) | SE331975B (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1267681B1 (it) * | 1994-02-09 | 1997-02-07 | Colpo & Zilio Srl | Chiusura per bracciali, collane e simili. |
DE19846896B4 (de) * | 1998-10-12 | 2004-12-09 | Siemens Ag | Verfahren und Vorrichtung zum Trennen eines Metallbandes |
US6345425B1 (en) | 1999-12-09 | 2002-02-12 | Shape Corporation | Rollformer with transverse scorer |
DE102007004993A1 (de) * | 2007-02-01 | 2008-08-07 | Modine Manufacturing Co., Racine | Herstellungsverfahren für Flachrohre und Walzenstraße |
US20120255336A1 (en) * | 2011-04-06 | 2012-10-11 | Chauncey Edward W | Systems and methods for corrugating a metallic tape |
US10933455B2 (en) * | 2016-07-07 | 2021-03-02 | Pacific Roller Die Company, Inc. | Tubular core and method |
AT525301A1 (de) * | 2021-07-23 | 2023-02-15 | Blum Gmbh Julius | Verfahren zur Herstellung wenigstens einer Bauteilkomponente für einen Möbelbeschlag |
AT526737A1 (de) * | 2022-12-02 | 2024-06-15 | Blum Gmbh Julius | Verfahren zur Herstellung wenigstens einer Bauteilkomponente für einen Möbelbeschlag |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2582063A (en) * | 1949-04-06 | 1952-01-08 | Elastic Stop Nut Corp | Method of making short pins |
US2708958A (en) * | 1949-11-15 | 1955-05-24 | Robertson Co H H | Method of and apparatus for making a steel floor |
US2766516A (en) * | 1951-11-19 | 1956-10-16 | Elastic Stop Nut Corp | Manufacture of hollow spring pins |
US3031671A (en) * | 1956-12-05 | 1962-05-01 | Acme Steel Co | Spring clip fastener and method of forming same |
US3144709A (en) * | 1959-10-13 | 1964-08-18 | Continental Can Co | Preparation of sheet stock having longitudinal internal weakening therein |
GB934642A (en) * | 1961-07-13 | 1963-08-21 | Forgings And Presswork Ltd | Method for parting-off a length from metal bar stock |
-
1968
- 1968-03-11 SE SE03179/68A patent/SE331975B/xx unknown
-
1969
- 1969-03-10 GB GB1228565D patent/GB1228565A/en not_active Expired
- 1969-03-10 FR FR6906795A patent/FR2003669A1/fr not_active Withdrawn
- 1969-03-11 DE DE19691912269 patent/DE1912269A1/de active Pending
-
1971
- 1971-03-25 US US00127965A patent/US3777530A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE1912269A1 (de) | 1969-10-02 |
FR2003669A1 (de) | 1969-11-14 |
SE331975B (de) | 1971-01-25 |
US3777530A (en) | 1973-12-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PLNP | Patent lapsed through nonpayment of renewal fees |