EP2135697A3 - Verfahren zur Herstellung von Lochsägen - Google Patents
Verfahren zur Herstellung von Lochsägen Download PDFInfo
- Publication number
- EP2135697A3 EP2135697A3 EP09007874.2A EP09007874A EP2135697A3 EP 2135697 A3 EP2135697 A3 EP 2135697A3 EP 09007874 A EP09007874 A EP 09007874A EP 2135697 A3 EP2135697 A3 EP 2135697A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- hardening
- saw teeth
- hole saws
- ductile
- hardened
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/10—Bending specially adapted to produce specific articles, e.g. leaf springs
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
- B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/14—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102008029249A DE102008029249A1 (de) | 2008-06-19 | 2008-06-19 | Verfahren zur Herstellung von Lochsägen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP2135697A2 EP2135697A2 (de) | 2009-12-23 |
| EP2135697A3 true EP2135697A3 (de) | 2014-12-03 |
Family
ID=41061245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP09007874.2A Withdrawn EP2135697A3 (de) | 2008-06-19 | 2009-06-16 | Verfahren zur Herstellung von Lochsägen |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP2135697A3 (de) |
| DE (1) | DE102008029249A1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108672526A (zh) * | 2018-05-28 | 2018-10-19 | 北京清新环境技术股份有限公司天津分公司 | 一种卷板设备及自动化卷板工艺 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2995171A (en) * | 1955-12-14 | 1961-08-08 | Hausler Christian | Machine for bending metal plates |
| JPS5031111B1 (de) * | 1968-12-21 | 1975-10-07 | ||
| US3920173A (en) * | 1972-04-24 | 1975-11-18 | Retmeca Sa | Method and machine for manufacturing shaped parts from flat sheet metal |
| WO2004112998A2 (en) * | 2003-06-18 | 2004-12-29 | Irwin Industrial Tool Company | Sheet metal hole cutter |
-
2008
- 2008-06-19 DE DE102008029249A patent/DE102008029249A1/de not_active Withdrawn
-
2009
- 2009-06-16 EP EP09007874.2A patent/EP2135697A3/de not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2995171A (en) * | 1955-12-14 | 1961-08-08 | Hausler Christian | Machine for bending metal plates |
| JPS5031111B1 (de) * | 1968-12-21 | 1975-10-07 | ||
| US3920173A (en) * | 1972-04-24 | 1975-11-18 | Retmeca Sa | Method and machine for manufacturing shaped parts from flat sheet metal |
| WO2004112998A2 (en) * | 2003-06-18 | 2004-12-29 | Irwin Industrial Tool Company | Sheet metal hole cutter |
Non-Patent Citations (1)
| Title |
|---|
| FLEHMIG T ET AL: "T3 profiling technology - a precondition for the increased use of hollow steel sections in motor vehicles", THYSSENKRUPP TECHFORUM - ENGLISH EDITION, THYSSENKRUPP, DUSSELDORF, DE, no. 1, 1 January 2007 (2007-01-01), pages 14 - 21, XP001519900, ISSN: 1612-2771 * |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2135697A2 (de) | 2009-12-23 |
| DE102008029249A1 (de) | 2009-12-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR |
|
| PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
| AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR |
|
| AX | Request for extension of the european patent |
Extension state: AL BA RS |
|
| RIC1 | Information provided on ipc code assigned before grant |
Ipc: B23D 65/00 20060101AFI20141028BHEP Ipc: B23B 51/04 20060101ALI20141028BHEP Ipc: B28D 1/04 20060101ALI20141028BHEP |
|
| 17P | Request for examination filed |
Effective date: 20141211 |
|
| RBV | Designated contracting states (corrected) |
Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
| 18W | Application withdrawn |
Effective date: 20160610 |