FR2407821A1 - Circuit d'attaque pour une tete d'impression - Google Patents
Circuit d'attaque pour une tete d'impressionInfo
- Publication number
- FR2407821A1 FR2407821A1 FR7830827A FR7830827A FR2407821A1 FR 2407821 A1 FR2407821 A1 FR 2407821A1 FR 7830827 A FR7830827 A FR 7830827A FR 7830827 A FR7830827 A FR 7830827A FR 2407821 A1 FR2407821 A1 FR 2407821A1
- Authority
- FR
- France
- Prior art keywords
- electro
- magnet
- circuit
- printhead
- attack
- 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- Withdrawn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
- 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
- B41J2/30—Control circuits for actuators
Landscapes
- Dot-Matrix Printers And Others (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Abstract
L'INVENTION CONCERNE LES IMPRIMANTES. LE CIRCUIT D'ATTAQUE DE L'ELECTRO-AIMANT DE MANOEUVRE DE CHAQUE AIGUILLE D'IMPRESSION D'UNE IMPRIMANTE A MATRICE DE POINTS COMPREND NOTAMMENT UN CIRCUIT RC PARALLELE 16, 17, QUI EST BRANCHE EN SERIE AVEC LA BOBINE 13 DE L'ELECTRO-AIMANT. CETTE CONFIGURATION REDUIT LA TENSION DES IMPULSIONS D'ATTAQUE DE L'ELECTRO-AIMANT POUR LES CADENCES DE REPETITION ELEVEES, CE QUI AMELIORE L'UNIFORMITE DE LA FORCE AVEC LAQUELLE LES AIGUILLES SONT PROJETEES VERS LE PAPIER. APPLICATION AUX IMPRIMANTES RAPIDES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/847,853 US4162131A (en) | 1977-11-02 | 1977-11-02 | Drive circuit for printing head |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2407821A1 true FR2407821A1 (fr) | 1979-06-01 |
Family
ID=25301662
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7830827A Withdrawn FR2407821A1 (fr) | 1977-11-02 | 1978-10-31 | Circuit d'attaque pour une tete d'impression |
Country Status (12)
Country | Link |
---|---|
US (1) | US4162131A (fr) |
JP (1) | JPS5484925A (fr) |
AU (1) | AU527458B2 (fr) |
CA (1) | CA1128211A (fr) |
DE (1) | DE2844468A1 (fr) |
DK (1) | DK148126B (fr) |
FR (1) | FR2407821A1 (fr) |
GB (1) | GB2008297B (fr) |
IT (1) | IT1099884B (fr) |
PL (1) | PL210610A1 (fr) |
SE (1) | SE7811236L (fr) |
YU (1) | YU255478A (fr) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5910315B2 (ja) * | 1978-04-06 | 1984-03-08 | 株式会社リコー | 衝撃型プリンタの印字ハンマ−駆動制御装置 |
JPS5812876B2 (ja) * | 1978-06-12 | 1983-03-10 | 富士通株式会社 | ハンマ制御方式 |
DE2848786C3 (de) * | 1978-11-10 | 1981-05-21 | Ibm Deutschland Gmbh, 7000 Stuttgart | Schaltungsanordnung für die Synchronisierung der Auftrittszeitpunkte von Druckhammeraufschlag mit dem Eintreffen der Drucktype an der Druckstelle |
US4291992A (en) * | 1979-05-22 | 1981-09-29 | R. C. Sanders Technology Systems, Inc. | Printer pin control circuitry |
US4280404A (en) * | 1979-10-03 | 1981-07-28 | Printronix, Inc. | Printer having variable hammer release drive |
JPS56117664A (en) * | 1980-02-22 | 1981-09-16 | Canon Inc | Dot matrix printer |
JPS5779761A (en) * | 1980-11-05 | 1982-05-19 | Sony Corp | Drive method for thermo-sensing picture display device |
US4333398A (en) * | 1980-11-06 | 1982-06-08 | General Electric Company | Driving force control system for impact printer |
US4362407A (en) * | 1981-09-08 | 1982-12-07 | Piezo Electric Products, Inc. | Piezoelectric printer and piezoelectric multilam actuator used therein |
JPS58150370A (ja) * | 1982-03-02 | 1983-09-07 | Sony Corp | プリンタにおける階調信号発生回路 |
JPS6085967A (ja) * | 1983-10-18 | 1985-05-15 | Citizen Watch Co Ltd | インパクト型ドツトプリンタの印字力制御方法 |
US4978239A (en) * | 1984-10-04 | 1990-12-18 | International Business Machines Corporation | Temperature limiting apparatus and method for printer |
JPS61109742U (fr) * | 1984-12-25 | 1986-07-11 | ||
US4806031A (en) * | 1986-08-15 | 1989-02-21 | Dataproducts Corporation | Uniform print density and registration in an impact printer |
US4743821A (en) * | 1986-10-14 | 1988-05-10 | International Business Machines Corporation | Pulse-width-modulating feedback control of electromagnetic actuators |
US4848943A (en) * | 1987-04-13 | 1989-07-18 | Micro Peripherals | Method and apparatus for energizing a printhead |
JP2520909B2 (ja) * | 1987-06-02 | 1996-07-31 | 沖電気工業株式会社 | ドット印字ヘッドの駆動方法 |
US5039237A (en) * | 1987-06-02 | 1991-08-13 | Oki Electric Industry Co., Ltd. | Dot matrix print head drive method |
US4838157A (en) * | 1988-03-25 | 1989-06-13 | Ncr Corporation | Digital printhead energy control system |
JPH02143874A (ja) * | 1988-09-16 | 1990-06-01 | Ncr Corp | ドツトプリンタの印字制御装置 |
JP3013495B2 (ja) * | 1991-04-09 | 2000-02-28 | ブラザー工業株式会社 | プリンタ |
JPH0538847A (ja) * | 1991-08-07 | 1993-02-19 | Tokyo Electric Co Ltd | ドツトプリンタヘツドの出力制御装置 |
US6027265A (en) * | 1997-10-14 | 2000-02-22 | Powis Parker, Inc. | Printer having improved print head mechanism and method |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2019638A1 (fr) * | 1968-10-02 | 1970-07-03 | Ibm | |
DE2033378A1 (de) * | 1970-07-06 | 1972-01-20 | Anker Werke Ag | Elektromagnetischer Antrieb zur Datenaufzeichnung |
FR2336252A1 (fr) * | 1975-10-21 | 1977-07-22 | Ncr Co | Appareil de commande pour tete d'impression matricielle |
FR2392821A1 (fr) * | 1977-06-04 | 1978-12-29 | Groettrup Helmut | Groupe d'impression en mosaique |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3456161A (en) * | 1966-08-15 | 1969-07-15 | Ibm | Look-ahead control circuitry |
GB1274126A (en) * | 1969-03-28 | 1972-05-10 | Hattori Tokeiten Kk | Driving circuits for driving moveable elements particularly for motors or timepieces |
DE1923037B2 (de) * | 1969-05-03 | 1972-01-27 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zum stossartigen betrieb von eintelmagneteneiner gruppe |
FR2155620A5 (fr) * | 1971-10-07 | 1973-05-18 | Int Standard Electric Corp | |
NL153804B (nl) * | 1972-07-14 | 1977-07-15 | Triumph Werke Nuernberg Ag | Drukinrichting. |
US3866533A (en) * | 1972-12-26 | 1975-02-18 | Ibm | Electrical print impression control |
US3994381A (en) * | 1973-04-26 | 1976-11-30 | The Singer Company | Wire matrix print head |
NL161279C (nl) * | 1974-03-08 | 1980-01-15 | Philips Nv | Besturingsinrichting voor een matrixdrukker. |
US3921517A (en) * | 1974-06-21 | 1975-11-25 | Ibm | Random firing of multiple width print hammers |
US4027761A (en) * | 1975-10-21 | 1977-06-07 | Ncr Corporation | Matrix print head impact energy control |
US3991869A (en) * | 1975-12-15 | 1976-11-16 | General Electric Company | Print head improvement |
-
1977
- 1977-11-02 US US05/847,853 patent/US4162131A/en not_active Expired - Lifetime
-
1978
- 1978-10-12 DE DE19782844468 patent/DE2844468A1/de not_active Withdrawn
- 1978-10-12 AU AU40645/78A patent/AU527458B2/en not_active Expired
- 1978-10-13 CA CA313,326A patent/CA1128211A/fr not_active Expired
- 1978-10-26 GB GB7841991A patent/GB2008297B/en not_active Expired
- 1978-10-30 SE SE7811236A patent/SE7811236L/xx unknown
- 1978-10-30 PL PL21061078A patent/PL210610A1/xx unknown
- 1978-10-31 IT IT29266/78A patent/IT1099884B/it active
- 1978-10-31 FR FR7830827A patent/FR2407821A1/fr not_active Withdrawn
- 1978-11-01 JP JP13380578A patent/JPS5484925A/ja active Pending
- 1978-11-02 DK DK490378AA patent/DK148126B/da not_active Application Discontinuation
- 1978-11-02 YU YU02554/78A patent/YU255478A/xx unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2019638A1 (fr) * | 1968-10-02 | 1970-07-03 | Ibm | |
DE2033378A1 (de) * | 1970-07-06 | 1972-01-20 | Anker Werke Ag | Elektromagnetischer Antrieb zur Datenaufzeichnung |
FR2101538A5 (fr) * | 1970-07-06 | 1972-03-31 | Anker Werke Ag | |
FR2336252A1 (fr) * | 1975-10-21 | 1977-07-22 | Ncr Co | Appareil de commande pour tete d'impression matricielle |
FR2392821A1 (fr) * | 1977-06-04 | 1978-12-29 | Groettrup Helmut | Groupe d'impression en mosaique |
Also Published As
Publication number | Publication date |
---|---|
DK148126B (da) | 1985-03-11 |
US4162131A (en) | 1979-07-24 |
SE7811236L (sv) | 1979-05-03 |
GB2008297A (en) | 1979-05-31 |
JPS5484925A (en) | 1979-07-06 |
AU527458B2 (en) | 1983-03-03 |
CA1128211A (fr) | 1982-07-20 |
PL210610A1 (pl) | 1979-07-16 |
DE2844468A1 (de) | 1979-05-03 |
YU255478A (en) | 1983-04-30 |
DK490378A (da) | 1979-05-03 |
IT7829266A0 (it) | 1978-10-31 |
IT1099884B (it) | 1985-09-28 |
AU4064578A (en) | 1980-04-17 |
GB2008297B (en) | 1982-02-03 |
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Publication | Publication Date | Title |
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FR2407821A1 (fr) | Circuit d'attaque pour une tete d'impression | |
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GB1226436A (fr) | ||
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |