DE2034735A1 - Verfahren und Einrichtung zur Her stellung von Lochmasken fur Farbfern Sehrohren - Google Patents
Verfahren und Einrichtung zur Her stellung von Lochmasken fur Farbfern SehrohrenInfo
- Publication number
- DE2034735A1 DE2034735A1 DE19702034735 DE2034735A DE2034735A1 DE 2034735 A1 DE2034735 A1 DE 2034735A1 DE 19702034735 DE19702034735 DE 19702034735 DE 2034735 A DE2034735 A DE 2034735A DE 2034735 A1 DE2034735 A1 DE 2034735A1
- Authority
- DE
- Germany
- Prior art keywords
- mask
- dies
- blocks
- drawn
- ribs
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 13
- 238000004519 manufacturing process Methods 0.000 title description 5
- 150000001875 compounds Chemical class 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 1
- 230000000994 depressogenic effect Effects 0.000 claims 1
- 238000009432 framing Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000009966 trimming Methods 0.000 claims 1
- 239000000725 suspension Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 241001247986 Calotropis procera Species 0.000 description 1
- 101150046432 Tril gene Proteins 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
- H01J9/142—Manufacture of electrodes or electrode systems of non-emitting electrodes of shadow-masks for colour television tubes
-
- 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
- Y10T29/496—Multiperforated metal article making
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US84180569A | 1969-07-15 | 1969-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2034735A1 true DE2034735A1 (de) | 1971-02-04 |
Family
ID=25285723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702034735 Pending DE2034735A1 (de) | 1969-07-15 | 1970-07-14 | Verfahren und Einrichtung zur Her stellung von Lochmasken fur Farbfern Sehrohren |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3621699A (enrdf_load_stackoverflow) |
| JP (1) | JPS4843075B1 (enrdf_load_stackoverflow) |
| BE (1) | BE753300A (enrdf_load_stackoverflow) |
| DE (1) | DE2034735A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2055079A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1268028A (enrdf_load_stackoverflow) |
| NL (1) | NL7010470A (enrdf_load_stackoverflow) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3724255A (en) * | 1971-04-29 | 1973-04-03 | A Molino | Duct forming apparatus |
| US3875787A (en) * | 1973-08-13 | 1975-04-08 | Mikhail Grigoriev Mescheryakov | Device for shaping rectangular magnetic core from circular magnetic core |
| NL7508287A (nl) * | 1975-07-11 | 1977-01-13 | Philips Nv | Werkwijze en inrichting voor het in vorm trek- ken van een schaduwmasker en schaduwmasker ge- trokken volgens deze werkwijze of met deze in- richting. |
| US4331017A (en) * | 1980-12-11 | 1982-05-25 | Joseph Bulso, Jr. | High reduction process and apparatus |
| US4615205A (en) * | 1984-06-18 | 1986-10-07 | Rca Corporation | Forming a shadow mask from a flat blank |
| DE3572081D1 (en) * | 1984-09-28 | 1989-09-07 | Philips Nv | Method of drape drawing a shadow mask for a colour display tube and device for such a method |
| US4719787A (en) * | 1986-08-29 | 1988-01-19 | Rca Corporation | Apparatus for forming a shadow mask |
| US5595086A (en) * | 1994-08-02 | 1997-01-21 | Aluminum Company Of America | Apparatus for calibrating hollow nonsymmetrical multiplane extrusions and associated method |
| DE29612192U1 (de) * | 1996-07-16 | 1997-10-09 | KUKA Schweissanlagen GmbH, 86165 Augsburg | Bördelvorrichtung |
| DE10224711A1 (de) * | 2002-06-04 | 2004-01-08 | Daimlerchrysler Ag | Verfahren zum optimierenden Einstellen einer Umformgeometrie eines Umformwerkzeugs, entsprechendes Umformwerkzeug und geeignetes Versuchswerkzeug |
| CN117415209B (zh) * | 2023-12-19 | 2024-03-08 | 福建祥鑫新能源汽车配件制造有限公司 | 一种电池托盘模具用挤压装置 |
-
1969
- 1969-07-15 US US841805A patent/US3621699A/en not_active Expired - Lifetime
-
1970
- 1970-06-25 GB GB30783/70A patent/GB1268028A/en not_active Expired
- 1970-07-10 FR FR7025914A patent/FR2055079A5/fr not_active Expired
- 1970-07-10 BE BE753300D patent/BE753300A/xx unknown
- 1970-07-14 DE DE19702034735 patent/DE2034735A1/de active Pending
- 1970-07-15 JP JP45061452A patent/JPS4843075B1/ja active Pending
- 1970-07-15 NL NL7010470A patent/NL7010470A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4843075B1 (enrdf_load_stackoverflow) | 1973-12-17 |
| GB1268028A (en) | 1972-03-22 |
| FR2055079A5 (enrdf_load_stackoverflow) | 1971-05-07 |
| US3621699A (en) | 1971-11-23 |
| NL7010470A (enrdf_load_stackoverflow) | 1971-01-19 |
| BE753300A (enrdf_load_stackoverflow) | 1970-12-16 |
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