CA1019249A - Print density control - Google Patents

Print density control

Info

Publication number
CA1019249A
CA1019249A CA193,591A CA193591A CA1019249A CA 1019249 A CA1019249 A CA 1019249A CA 193591 A CA193591 A CA 193591A CA 1019249 A CA1019249 A CA 1019249A
Authority
CA
Canada
Prior art keywords
print density
density control
print
control
density
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.)
Expired
Application number
CA193,591A
Other versions
CA193591S (en
Inventor
Richard L. Gilbert
Michael D. Hryck
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Priority to IN2051/CAL/74A priority Critical patent/IN140058B/en
Application granted granted Critical
Publication of CA1019249A publication Critical patent/CA1019249A/en
Expired legal-status Critical Current

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
    • B41J9/48—Control for hammer-impression mechanisms for deciding or adjusting hammer-drive energy
CA193,591A 1973-03-26 1974-02-27 Print density control Expired CA1019249A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IN2051/CAL/74A IN140058B (en) 1974-02-27 1974-09-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00344666A US3834306A (en) 1973-03-26 1973-03-26 Print density control

Publications (1)

Publication Number Publication Date
CA1019249A true CA1019249A (en) 1977-10-18

Family

ID=23351467

Family Applications (1)

Application Number Title Priority Date Filing Date
CA193,591A Expired CA1019249A (en) 1973-03-26 1974-02-27 Print density control

Country Status (7)

Country Link
US (1) US3834306A (en)
JP (1) JPS5330573B2 (en)
CA (1) CA1019249A (en)
DE (1) DE2405315C2 (en)
FR (1) FR2223194B1 (en)
GB (1) GB1436992A (en)
IT (1) IT1003481B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4037208A (en) * 1976-05-03 1977-07-19 Xerox Corporation Hammer intensity selection apparatus for serial printer
NL177294C (en) * 1977-11-03 1985-09-02 Philips Nv PRESSER, EQUIPPED WITH A STROKE DEVICE WITH RECORDER.
JPS5910315B2 (en) * 1978-04-06 1984-03-08 株式会社リコー Printing hammer drive control device for impact printers
IT1159898B (en) * 1978-07-13 1987-03-04 Olivetti & Co Spa PRINTING DEVICE FOR WRITING MACHINE OR SIMILAR OFFICE MACHINES
US4286516A (en) * 1979-10-15 1981-09-01 Burroughs Corporation Electronic control for timing hammers in impact printers
US4384520A (en) * 1980-09-16 1983-05-24 Hitachi Koki Company, Limited Device for controlling solenoids of high speed printer
US4353656A (en) * 1980-10-14 1982-10-12 Xerox Corporation Moving coil, multiple energy print hammer system including a closed loop servo
DE3414355A1 (en) * 1984-04-16 1985-10-24 Videoton Elektronikai Vállalat, Székesfehérvár Method for controlling the print hammers of line printers and a circuit arrangement for carrying out the method
US4743821A (en) * 1986-10-14 1988-05-10 International Business Machines Corporation Pulse-width-modulating feedback control of electromagnetic actuators

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL256523A (en) * 1959-10-05
US3183830A (en) * 1960-12-27 1965-05-18 Rca Corp Print registration control means in high speed printers
US3172353A (en) * 1963-06-17 1965-03-09 Data Products Corp Variable force hammer high speed printer
FR1186778A (en) * 1965-07-22 1959-09-01 Ind G M B H Method for determining the amount of solvent required to refill dissolved gas cylinders
US3467005A (en) * 1968-04-29 1969-09-16 Collins Radio Co Printer hammer drive circuit
US3513774A (en) * 1968-07-01 1970-05-26 Ibm Printer hammer compensation
US3573589A (en) * 1969-04-01 1971-04-06 Burroughs Corp Position servo system for a motor including detenting at destination
US3575107A (en) * 1969-06-02 1971-04-13 Gen Electric Underspeed and undervoltage protection for printer
US3636867A (en) * 1969-06-28 1972-01-25 Honeywell Inf Systems Print timing and speed control circuit for high-speed printers
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

Also Published As

Publication number Publication date
DE2405315A1 (en) 1974-10-17
FR2223194B1 (en) 1976-12-03
US3834306A (en) 1974-09-10
JPS503230A (en) 1975-01-14
JPS5330573B2 (en) 1978-08-28
FR2223194A1 (en) 1974-10-25
IT1003481B (en) 1976-06-10
GB1436992A (en) 1976-05-26
DE2405315C2 (en) 1982-09-23

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