FR2447815A1 - Mecanisme a marteau d'impression pour imprimante par points - Google Patents
Mecanisme a marteau d'impression pour imprimante par pointsInfo
- Publication number
- FR2447815A1 FR2447815A1 FR8001912A FR8001912A FR2447815A1 FR 2447815 A1 FR2447815 A1 FR 2447815A1 FR 8001912 A FR8001912 A FR 8001912A FR 8001912 A FR8001912 A FR 8001912A FR 2447815 A1 FR2447815 A1 FR 2447815A1
- Authority
- FR
- France
- Prior art keywords
- printing hammer
- printing
- hammer mechanism
- dot printer
- hammer
- 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
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J9/00—Hammer-impression mechanisms
- B41J9/26—Means for operating hammers to effect impression
- B41J9/36—Means for operating hammers to effect impression in which mechanical power is applied under electromagnetic control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/22—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material
- B41J2/23—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material using print wires
- B41J2/27—Actuators for print wires
- B41J2/28—Actuators for print wires of spring charge type, i.e. with mechanical power under electro-magnetic control
Landscapes
- Impact Printers (AREA)
Abstract
L'INVENTION CONCERNE UN MECANISME A MARTEAU D'IMPRESSION POUR IMPRIMANTE PAR POINTS. CE MECANISME 14, ASSOCIE A CHAQUE MARTEAU D'IMPRESSION, COMPORTE UN CIRCUIT MAGNETIQUE 28 QUI COMPREND LA PARTIE ARRIERE 18 ET LES PARTIES SUPERIEURE ET INFERIEURE 24 ET 26 D'UN BATI 16 DE MONTAGE DU MARTEAU, AINSI QU'UN AIMANT PERMANENT 42 FIXE ENTRE DEUX PIECES POLAIRES OPPOSEES 44 ET 46. LE CIRCUIT COMPREND EGALEMENT L'EXTREMITE SUPERIEURE LIBRE 38 D'UN RESSORT PLAT 30 PORTANT UNE POINTE 40 D'IMPRESSION. DOMAINE D'APPLICATION: IMPRIMANTES PAR POINTES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/007,788 US4258623A (en) | 1979-01-30 | 1979-01-30 | Print hammer mechanism having dual electromagnetic coils and pole pieces |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2447815A1 true FR2447815A1 (fr) | 1980-08-29 |
FR2447815B1 FR2447815B1 (fr) | 1983-09-02 |
Family
ID=21728150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8001912A Granted FR2447815A1 (fr) | 1979-01-30 | 1980-01-29 | Mecanisme a marteau d'impression pour imprimante par points |
Country Status (6)
Country | Link |
---|---|
US (1) | US4258623A (fr) |
JP (1) | JPS55103979A (fr) |
CA (1) | CA1143213A (fr) |
DE (1) | DE3003278A1 (fr) |
FR (1) | FR2447815A1 (fr) |
GB (1) | GB2045168B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0601376A2 (fr) * | 1992-12-08 | 1994-06-15 | Printronix, Inc. | Banc de marteaux pour imprimante avec électro-aimants à reluctance faible |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4461207A (en) * | 1980-11-17 | 1984-07-24 | International Business Machines Corporation | Actuator mechanism for a printer or the like using dual magnets |
US4382701A (en) * | 1981-05-27 | 1983-05-10 | International Computers Ltd. | Wire matrix printing apparatus |
US4386563A (en) * | 1981-07-02 | 1983-06-07 | Printronix, Inc. | Printing system having staggered hammer release |
US4423675A (en) * | 1982-03-08 | 1984-01-03 | Hewlett-Packard Company | Magnetic circuit and print hammer |
US4509421A (en) * | 1982-07-23 | 1985-04-09 | Citizen Watch Company Limited | Printer head for a dot line printer |
CA1216772A (fr) * | 1982-08-06 | 1987-01-20 | Norman E. Farb | Mecanisme de frappe a bras avec joint d'articulation intermediaire pour imprimante |
JPS59138473A (ja) * | 1983-01-28 | 1984-08-08 | Citizen Watch Co Ltd | インパクト型ドツト印字ヘツド |
US4527469A (en) * | 1983-04-15 | 1985-07-09 | Dataproducts Corporation | Dot matrix print actuator |
CA1255963A (fr) * | 1984-01-05 | 1989-06-20 | David E. Vance | Dispositif manuel de marquage de billets |
EP0157624A3 (fr) * | 1984-03-30 | 1987-07-29 | Nec Home Electronics, Ltd. | Banc de têtes d'impression et méthode de fabrication de celui-ci |
US5152217A (en) * | 1987-07-01 | 1992-10-06 | Printronix, Inc. | Printer having improved hammerbank airflow |
US4995744A (en) * | 1988-12-16 | 1991-02-26 | International Business Machines Corporation | Impact printer actuator using magnet and electromagnetic coil and method of manufacture |
DE3904056A1 (de) * | 1989-02-10 | 1990-08-16 | Nixdorf Computer Ag | Elektromagnetische antriebsvorrichtung fuer eine drucknadel eines druckkopfes |
DE58905472D1 (de) * | 1989-02-20 | 1993-10-07 | Mannesmann Ag | Matrixnadeldruckkopf der vorgespannten Bauart. |
JP2836100B2 (ja) * | 1989-06-07 | 1998-12-14 | 日本電気株式会社 | 印字ヘッド |
JP2855792B2 (ja) * | 1990-05-25 | 1999-02-10 | 日立工機株式会社 | ドットラインプリンタ |
US6000330A (en) * | 1998-09-25 | 1999-12-14 | Printronix, Inc. | Line printer with reduced magnetic permeance |
US6779935B1 (en) * | 2003-02-06 | 2004-08-24 | Printronix, Inc. | Printer hammerbank with a magnetic shunt |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1542887A (fr) * | 1966-11-04 | Ibm | Dispositif pour bander les ressorts à lame | |
FR2135685A5 (fr) * | 1971-03-02 | 1972-12-22 | Honeywell Bull Soc Ind | |
FR2155374A5 (fr) * | 1971-09-30 | 1973-05-18 | Siemens Ag | |
FR2173608A5 (fr) * | 1972-02-24 | 1973-10-05 | Suwa Seikosha Kk | |
US3780648A (en) * | 1969-09-02 | 1973-12-25 | Nortec Computer Devices | High speed print hammer with dynamic damper means |
FR2367612A1 (fr) * | 1976-10-12 | 1978-05-12 | Dataproducts Corp | Assemblage d'aimants pour imprimante a percussion |
US4121518A (en) * | 1976-10-12 | 1978-10-24 | Documation Incorporated | High speed printer hammer assembly |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3671893A (en) * | 1970-11-18 | 1972-06-20 | Gen Electric | Magnetic latch and switch using cobalt-rare earth permanent magnets |
US3968744A (en) * | 1975-03-03 | 1976-07-13 | Burroughs Corporation | Self-damping unitary print hammer for high speed printers |
US4044668A (en) * | 1975-05-16 | 1977-08-30 | Printronix, Inc. | Print hammer mechanism |
US4033255A (en) * | 1975-11-13 | 1977-07-05 | Printronix, Inc. | Print hammer actuator for dot matrix printers |
-
1979
- 1979-01-30 US US06/007,788 patent/US4258623A/en not_active Expired - Lifetime
-
1980
- 1980-01-11 CA CA000343481A patent/CA1143213A/fr not_active Expired
- 1980-01-29 FR FR8001912A patent/FR2447815A1/fr active Granted
- 1980-01-29 GB GB8002983A patent/GB2045168B/en not_active Expired
- 1980-01-30 DE DE19803003278 patent/DE3003278A1/de not_active Ceased
- 1980-01-30 JP JP886280A patent/JPS55103979A/ja active Granted
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1542887A (fr) * | 1966-11-04 | Ibm | Dispositif pour bander les ressorts à lame | |
US3780648A (en) * | 1969-09-02 | 1973-12-25 | Nortec Computer Devices | High speed print hammer with dynamic damper means |
FR2135685A5 (fr) * | 1971-03-02 | 1972-12-22 | Honeywell Bull Soc Ind | |
FR2155374A5 (fr) * | 1971-09-30 | 1973-05-18 | Siemens Ag | |
FR2173608A5 (fr) * | 1972-02-24 | 1973-10-05 | Suwa Seikosha Kk | |
FR2367612A1 (fr) * | 1976-10-12 | 1978-05-12 | Dataproducts Corp | Assemblage d'aimants pour imprimante a percussion |
US4121518A (en) * | 1976-10-12 | 1978-10-24 | Documation Incorporated | High speed printer hammer assembly |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0601376A2 (fr) * | 1992-12-08 | 1994-06-15 | Printronix, Inc. | Banc de marteaux pour imprimante avec électro-aimants à reluctance faible |
EP0601376A3 (fr) * | 1992-12-08 | 1994-08-03 | Printronix Inc |
Also Published As
Publication number | Publication date |
---|---|
US4258623A (en) | 1981-03-31 |
CA1143213A (fr) | 1983-03-22 |
GB2045168B (en) | 1982-12-15 |
GB2045168A (en) | 1980-10-29 |
FR2447815B1 (fr) | 1983-09-02 |
JPS55103979A (en) | 1980-08-08 |
DE3003278A1 (de) | 1980-08-07 |
JPH0330508B2 (fr) | 1991-04-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse | ||
DS | Decision of the director general to state about an appeal |