FR2455489A1 - Procede pour former un trou a bords arrondis dans une tole d'acier devant constituer l'ame d'une plaque a circuit imprime et ame ainsi obtenue - Google Patents
Procede pour former un trou a bords arrondis dans une tole d'acier devant constituer l'ame d'une plaque a circuit imprime et ame ainsi obtenueInfo
- Publication number
- FR2455489A1 FR2455489A1 FR8009536A FR8009536A FR2455489A1 FR 2455489 A1 FR2455489 A1 FR 2455489A1 FR 8009536 A FR8009536 A FR 8009536A FR 8009536 A FR8009536 A FR 8009536A FR 2455489 A1 FR2455489 A1 FR 2455489A1
- Authority
- FR
- France
- Prior art keywords
- core
- hole
- forming
- printed circuit
- steel sheet
- 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.)
- Granted
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
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/005—Edge deburring or smoothing
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/44—Manufacturing insulated metal core circuits or other insulated electrically conductive core circuits
- H05K3/445—Manufacturing insulated metal core circuits or other insulated electrically conductive core circuits having insulated holes or insulated via connections through the metal core
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/05—Insulated conductive substrates, e.g. insulated metal substrate
- H05K1/053—Insulated conductive substrates, e.g. insulated metal substrate the metal substrate being covered by an inorganic insulating layer
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/03—Conductive materials
- H05K2201/0332—Structure of the conductor
- H05K2201/0364—Conductor shape
- H05K2201/0382—Continuously deformed conductors
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09818—Shape or layout details not covered by a single group of H05K2201/09009 - H05K2201/09809
- H05K2201/09827—Tapered, e.g. tapered hole, via or groove
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/01—Tools for processing; Objects used during processing
- H05K2203/0104—Tools for processing; Objects used during processing for patterning or coating
- H05K2203/0108—Male die used for patterning, punching or transferring
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/03—Metal processing
- H05K2203/0323—Working metal substrate or core, e.g. by etching, deforming
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
- H05K3/005—Punching of holes
-
- 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
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Insulated Metal Substrates For Printed Circuits (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
CE PROCEDE COMPREND LA FORMATION, DANS LA TOLE 10, D'UN TROU 12 DONT LA DIMENSION TRANSVERSALE EST PLUS GRANDE QUE LA DIMENSION FINALE DESIREE ET LE MATRICAGE DES BORDS 14, 16, PAR DES MATRICES 60, 62, AVEC REFOULEMENT DE L'ACIER DES BORDS DANS LE TROU ET, EN MEME TEMPS, COMPRESSION DE L'ACIER REFOULE EN SURFACES ARRONDIES QUI SONT CONTINUES ET SE RACCORDENT EN DOUCEUR L'UNE A L'AUTRE A L'INTERIEUR DU TROU 12 ET AUX SURFACES 18, 20 DE LA TOLE EN DEHORS DU TROU.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/036,189 US4248075A (en) | 1979-05-04 | 1979-05-04 | Method of forming aperture with rounded edges in sheet material |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2455489A1 true FR2455489A1 (fr) | 1980-11-28 |
FR2455489B1 FR2455489B1 (fr) | 1985-07-19 |
Family
ID=21887148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8009536A Expired FR2455489B1 (fr) | 1979-05-04 | 1980-04-28 | Procede pour former un trou a bords arrondis dans une tole d'acier devant constituer l'ame d'une plaque a circuit imprime et ame ainsi obtenue |
Country Status (4)
Country | Link |
---|---|
US (1) | US4248075A (fr) |
JP (1) | JPS594880B2 (fr) |
DE (1) | DE3016769C2 (fr) |
FR (1) | FR2455489B1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0348279A1 (fr) * | 1988-06-22 | 1989-12-27 | René TOUROLLE ET FILS Société à Responsabilité Limitée | Procédé d'usinage de finition de deux arêtes opposées d'une même pièce et dispositif pour la mise en oeuvre du procédé |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5790999A (en) * | 1980-11-26 | 1982-06-05 | Anritsu Electric Co Ltd | Method of producing metallic printed board |
US5073840A (en) * | 1988-10-06 | 1991-12-17 | Microlithics Corporation | Circuit board with coated metal support structure and method for making same |
US5081766A (en) * | 1990-10-11 | 1992-01-21 | Siemens Automotive L.P. | Method of making an electrically-operated fluid valve having improved sealing of the valve needle to the valve seat when the valve is closed |
DE4332172A1 (de) * | 1993-09-22 | 1995-03-23 | Bosch Gmbh Robert | Anschlußträger und Verfahren zum Herstellen von metallischen Anschlußträgern bzw. zum Befestigen von Metalldrähten an Anschlußträgern |
US5943897A (en) * | 1997-04-30 | 1999-08-31 | Exedy Corporation | Method for making a hole in a plate and a punch for making such a hole |
US7047786B2 (en) * | 1998-03-17 | 2006-05-23 | Stresswave, Inc. | Method and apparatus for improving the fatigue life of components and structures |
US6711928B1 (en) | 1998-03-17 | 2004-03-30 | Stresswave, Inc. | Method and apparatus for producing beneficial stresses around apertures, and improved fatigue life products made by the method |
JP3664880B2 (ja) * | 1998-07-08 | 2005-06-29 | 栃木富士産業株式会社 | 面取り用金型および該金型を用いた面取り加工方法 |
US6071594A (en) * | 1999-06-22 | 2000-06-06 | Maytag Corporation | Metal, protective coated appliance component with rounded, elongated edge and method of producing the same |
BR0108257A (pt) * | 2000-02-09 | 2003-03-05 | Stresswave Inc | Ferramental para trabalhar uma estrutura para aumentar a resistência à fadiga em uma localização selecionada na mencionada estrutura, método para trabalhar uma porção limìtrofe de material em uma estrutura, junta, método para fabricar uma junta aparelho para trabalhar a frio uma peça de trabalho, método para fabricar uma peça de trabalho para ter uma estrutura com maior vida sem fadiga, placa metálica, método para fazer uma parte de metal espessa, artigo de fabricação, e, parte acabada |
US20050213256A1 (en) * | 2004-03-29 | 2005-09-29 | Dexter David D | Snap ring with debris-reducing cross-sectional profile |
FR2876928B1 (fr) * | 2004-10-21 | 2007-01-26 | Plastic Omnium Cie | Procede de fabrication d'une piece peinte en matiere plastique pour l'industrie automobile, comportant un orifice ayant une embouchure rayonnee et piece ainsi obtenue |
JP2007216293A (ja) * | 2006-02-20 | 2007-08-30 | Tsubakimoto Chain Co | 鋼板製スプロケット及びその製造方法 |
US7909902B2 (en) * | 2008-06-12 | 2011-03-22 | International Business Machines Corporation | Modified hexagonal perforated pattern |
DE102013100420A1 (de) * | 2013-01-16 | 2014-07-17 | Rehau Ag + Co | Verfahren zur Herstellung eines polymeren Kfz-Bauteils |
WO2014176657A1 (fr) * | 2013-05-01 | 2014-11-06 | Murray Ronald Harman | Haut-parleur électrostatique, outils et procédés permettant de fabriquer ces derniers |
US9908167B1 (en) * | 2015-03-02 | 2018-03-06 | Western Digital Technologies, Inc. | Disk drive tolerance ring with edge rounding from opposite major faces |
DE102017100961A1 (de) * | 2017-01-19 | 2018-07-19 | GEDIA Gebrüder Dingerkus GmbH | Verfahren zur Vorbereitung von Metallblech für eine Beschichtung |
CN108466225B (zh) * | 2018-03-09 | 2019-11-26 | 江苏众志新禹环境科技有限公司 | 一种过滤膜板密封圈二次冲压工装及其冲压方法 |
DE102022102359B3 (de) | 2022-02-01 | 2023-05-25 | Bette Gmbh & Co. Kg | Verfahren zum Herstellen einer Sanitärwanne und Sanitärwanne |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3434327A (en) * | 1966-11-01 | 1969-03-25 | Mc Donnell Douglas Corp | Stress coining |
US3455138A (en) * | 1965-07-20 | 1969-07-15 | Krebsoege Gmbh Sintermetall | Methods and apparatus for removing burrs from sintered work pieces |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD9649A (fr) * | ||||
US2737831A (en) * | 1950-06-02 | 1956-03-13 | American Viscose Corp | Process for making a spinneret |
US3943745A (en) * | 1975-03-27 | 1976-03-16 | Paul William A | Piercing and coining apparatus |
-
1979
- 1979-05-04 US US06/036,189 patent/US4248075A/en not_active Expired - Lifetime
-
1980
- 1980-04-28 FR FR8009536A patent/FR2455489B1/fr not_active Expired
- 1980-04-30 DE DE3016769A patent/DE3016769C2/de not_active Expired
- 1980-04-30 JP JP55058573A patent/JPS594880B2/ja not_active Expired
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3455138A (en) * | 1965-07-20 | 1969-07-15 | Krebsoege Gmbh Sintermetall | Methods and apparatus for removing burrs from sintered work pieces |
DE1483707A1 (fr) * | 1965-07-20 | 1969-11-06 | ||
US3434327A (en) * | 1966-11-01 | 1969-03-25 | Mc Donnell Douglas Corp | Stress coining |
Non-Patent Citations (1)
Title |
---|
EXBK/78 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0348279A1 (fr) * | 1988-06-22 | 1989-12-27 | René TOUROLLE ET FILS Société à Responsabilité Limitée | Procédé d'usinage de finition de deux arêtes opposées d'une même pièce et dispositif pour la mise en oeuvre du procédé |
FR2633207A1 (fr) * | 1988-06-22 | 1989-12-29 | Tourolle Fils Rene | Procede d'usinage de finition de deux aretes opposees d'une meme piece et dispositif pour la mise en oeuvre du procede |
Also Published As
Publication number | Publication date |
---|---|
JPS55150294A (en) | 1980-11-22 |
DE3016769A1 (de) | 1980-11-06 |
FR2455489B1 (fr) | 1985-07-19 |
JPS594880B2 (ja) | 1984-02-01 |
DE3016769C2 (de) | 1983-03-03 |
US4248075A (en) | 1981-02-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |