JPS4939536B1 - - Google Patents
Info
- Publication number
- JPS4939536B1 JPS4939536B1 JP44048975A JP4897569A JPS4939536B1 JP S4939536 B1 JPS4939536 B1 JP S4939536B1 JP 44048975 A JP44048975 A JP 44048975A JP 4897569 A JP4897569 A JP 4897569A JP S4939536 B1 JPS4939536 B1 JP S4939536B1
- Authority
- JP
- Japan
- 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
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
- B41J9/44—Control for hammer-impression mechanisms
- B41J9/50—Control for hammer-impression mechanisms for compensating for the variations of printer drive conditions, e.g. for compensating for the variation of temperature or current supply
Landscapes
- Impact Printers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US74156068A | 1968-07-01 | 1968-07-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4939536B1 true JPS4939536B1 (ja) | 1974-10-26 |
Family
ID=24981222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP44048975A Pending JPS4939536B1 (ja) | 1968-07-01 | 1969-06-23 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3513774A (ja) |
JP (1) | JPS4939536B1 (ja) |
DE (1) | DE1932560A1 (ja) |
FR (1) | FR2012033A1 (ja) |
GB (1) | GB1250104A (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1244422A (en) * | 1969-06-18 | 1971-09-02 | Burroughs Corp | Calculatng machine having printing means |
US4004504A (en) * | 1970-07-17 | 1977-01-25 | U.S. Philips Corporation | Arrangement in a printer |
US3832946A (en) * | 1971-11-04 | 1974-09-03 | Pitney Bowes Inc | Computer responsive supplemental printer |
US3712212A (en) * | 1971-11-12 | 1973-01-23 | Burroughs Corp | Variable printer intensity control |
US3866533A (en) * | 1972-12-26 | 1975-02-18 | Ibm | Electrical print impression control |
US3842736A (en) * | 1973-03-05 | 1974-10-22 | Ibm | Print hammer registration control |
US3834306A (en) * | 1973-03-26 | 1974-09-10 | Ibm | Print density control |
US3974765A (en) * | 1973-09-05 | 1976-08-17 | Compagnie Honeywell Bull (Societe Anonyme) | Apparatus for correcting the way in which print hammers strike |
US4027761A (en) * | 1975-10-21 | 1977-06-07 | Ncr Corporation | Matrix print head impact energy control |
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 |
AU534414B2 (en) * | 1978-10-30 | 1984-01-26 | Digital Equipment Corporation | Dot matrix character printer with variable speed control |
DE3367879D1 (en) * | 1983-08-02 | 1987-01-15 | Ibm Deutschland | Hammer flight time control for an impact printer |
US4743821A (en) * | 1986-10-14 | 1988-05-10 | International Business Machines Corporation | Pulse-width-modulating feedback control of electromagnetic actuators |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3247788A (en) * | 1966-04-26 | Rotary high speed print drum with staggered type columns | ||
US3289576A (en) * | 1964-12-02 | 1966-12-06 | Ibm | High speed printer with variable cycle control |
US3291909A (en) * | 1962-10-25 | 1966-12-13 | Scm Corp | Drum printer |
US3303776A (en) * | 1963-09-30 | 1967-02-14 | Ibm | Selective character arrangement of the print member in printing devices |
US3312174A (en) * | 1965-12-23 | 1967-04-04 | Ibm | Variable cycle control system for a high speed printer |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2997632A (en) * | 1958-09-12 | 1961-08-22 | Jr Francis H Shepard | Hammer firing circuit for high speed printer |
US3183830A (en) * | 1960-12-27 | 1965-05-18 | Rca Corp | Print registration control means in high speed printers |
GB1082173A (en) * | 1963-10-11 | 1967-09-06 | English Electric Leo Marconi C | Solenoid drive circuit and data printer utilizing same |
US3285165A (en) * | 1963-11-14 | 1966-11-15 | Honeywell Inc | Print hammer control apparatus |
US3435299A (en) * | 1966-05-20 | 1969-03-25 | Potter Instrument Co Inc | Circuit for energizing an electromagnet |
US3443514A (en) * | 1967-05-17 | 1969-05-13 | Potter Instrument Co Inc | Print hammer timing and energizing means in high speed printers |
US3423641A (en) * | 1968-03-07 | 1969-01-21 | Ibm | Hammer firing circuit for impact printers |
-
1968
- 1968-07-01 US US741560A patent/US3513774A/en not_active Expired - Lifetime
-
1969
- 1969-06-16 GB GB1250104D patent/GB1250104A/en not_active Expired
- 1969-06-19 FR FR6920432A patent/FR2012033A1/fr not_active Withdrawn
- 1969-06-23 JP JP44048975A patent/JPS4939536B1/ja active Pending
- 1969-06-27 DE DE19691932560 patent/DE1932560A1/de active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3247788A (en) * | 1966-04-26 | Rotary high speed print drum with staggered type columns | ||
US3291909A (en) * | 1962-10-25 | 1966-12-13 | Scm Corp | Drum printer |
US3303776A (en) * | 1963-09-30 | 1967-02-14 | Ibm | Selective character arrangement of the print member in printing devices |
US3289576A (en) * | 1964-12-02 | 1966-12-06 | Ibm | High speed printer with variable cycle control |
US3312174A (en) * | 1965-12-23 | 1967-04-04 | Ibm | Variable cycle control system for a high speed printer |
Also Published As
Publication number | Publication date |
---|---|
US3513774A (en) | 1970-05-26 |
DE1932560A1 (de) | 1970-01-08 |
GB1250104A (ja) | 1971-10-20 |
FR2012033A1 (ja) | 1970-03-13 |