GB1422835A - Echo check circuit - Google Patents

Echo check circuit

Info

Publication number
GB1422835A
GB1422835A GB5423173A GB5423173A GB1422835A GB 1422835 A GB1422835 A GB 1422835A GB 5423173 A GB5423173 A GB 5423173A GB 5423173 A GB5423173 A GB 5423173A GB 1422835 A GB1422835 A GB 1422835A
Authority
GB
United Kingdom
Prior art keywords
lamp
character
echo check
capacitor
transistor
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
GB5423173A
Other languages
English (en)
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.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Publication of GB1422835A publication Critical patent/GB1422835A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers
    • G06K15/1238—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers simultaneously exposing more than one point
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
    • B41B17/00—Photographic composing machines having fixed or movable character carriers and without means for composing lines prior to photography
    • B41B17/04—Photographic composing machines having fixed or movable character carriers and without means for composing lines prior to photography with a carrier for all characters in at least one fount
    • B41B17/10—Photographic composing machines having fixed or movable character carriers and without means for composing lines prior to photography with a carrier for all characters in at least one fount with a continuously-movable carrier
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
    • B41B21/00—Common details of photographic composing machines of the kinds covered in groups B41B17/00 and B41B19/00
    • B41B21/08—Light sources; Devices associated therewith, e.g. control devices
    • B41B21/12—Stroboscopic light sources
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
    • B41B27/00—Control, indicating, or safety devices or systems for composing machines of various kinds or types
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Fixing For Electrophotography (AREA)
  • Stroboscope Apparatuses (AREA)
GB5423173A 1972-11-24 1973-11-22 Echo check circuit Expired GB1422835A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00309292A US3816727A (en) 1972-11-24 1972-11-24 Echo check circuit

Publications (1)

Publication Number Publication Date
GB1422835A true GB1422835A (en) 1976-01-28

Family

ID=23197576

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5423173A Expired GB1422835A (en) 1972-11-24 1973-11-22 Echo check circuit

Country Status (7)

Country Link
US (1) US3816727A (enrdf_load_stackoverflow)
JP (1) JPS49126227A (enrdf_load_stackoverflow)
CA (1) CA999463A (enrdf_load_stackoverflow)
DE (1) DE2354386A1 (enrdf_load_stackoverflow)
FR (1) FR2208337A5 (enrdf_load_stackoverflow)
GB (1) GB1422835A (enrdf_load_stackoverflow)
NL (1) NL7314919A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4488237A (en) * 1982-04-29 1984-12-11 Dynamics Research Corporation Two dimensional press brake control system and apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3246292A (en) * 1961-10-04 1966-04-12 Honeywell Inc Echo check with time-phased input data sampling means
US3167002A (en) * 1962-06-06 1965-01-26 Nippon Electric Co High-speed printing apparatus in computer systems
US3262379A (en) * 1964-05-11 1966-07-26 Hughes Aircraft Co Apparatus for high speed photographic printing
US3560926A (en) * 1967-05-15 1971-02-02 Vyzk Ustav Matemat Stroju Error checking circuit for digitally controlled printers
US3705543A (en) * 1970-12-28 1972-12-12 Xerox Corp Optical recorder

Also Published As

Publication number Publication date
JPS49126227A (enrdf_load_stackoverflow) 1974-12-03
US3816727A (en) 1974-06-11
CA999463A (en) 1976-11-09
DE2354386A1 (de) 1974-06-06
FR2208337A5 (enrdf_load_stackoverflow) 1974-06-21
NL7314919A (enrdf_load_stackoverflow) 1974-01-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee