JPS6350067B2 - - Google Patents

Info

Publication number
JPS6350067B2
JPS6350067B2 JP4993780A JP4993780A JPS6350067B2 JP S6350067 B2 JPS6350067 B2 JP S6350067B2 JP 4993780 A JP4993780 A JP 4993780A JP 4993780 A JP4993780 A JP 4993780A JP S6350067 B2 JPS6350067 B2 JP S6350067B2
Authority
JP
Japan
Prior art keywords
piezoelectric vibrator
excitation
circuit
section
circuit protection
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
JP4993780A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56146778A (en
Inventor
Isokazu Furukawa
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP4993780A priority Critical patent/JPS56146778A/ja
Publication of JPS56146778A publication Critical patent/JPS56146778A/ja
Publication of JPS6350067B2 publication Critical patent/JPS6350067B2/ja
Granted legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01Ink jet
    • B41J2/015Ink jet characterised by the jet generation process
    • B41J2/04Ink jet characterised by the jet generation process generating single droplets or particles on demand
    • B41J2/045Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
    • B41J2/04501Control methods or devices therefor, e.g. driver circuits, control circuits
    • B41J2/0451Control methods or devices therefor, e.g. driver circuits, control circuits for detecting failure, e.g. clogging, malfunctioning actuator
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01Ink jet
    • B41J2/015Ink jet characterised by the jet generation process
    • B41J2/04Ink jet characterised by the jet generation process generating single droplets or particles on demand
    • B41J2/045Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
    • B41J2/04501Control methods or devices therefor, e.g. driver circuits, control circuits
    • B41J2/04581Control methods or devices therefor, e.g. driver circuits, control circuits controlling heads based on piezoelectric elements

Landscapes

  • Ink Jet (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
JP4993780A 1980-04-16 1980-04-16 Protecting system for head driving circuit in ink jet printing device Granted JPS56146778A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4993780A JPS56146778A (en) 1980-04-16 1980-04-16 Protecting system for head driving circuit in ink jet printing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4993780A JPS56146778A (en) 1980-04-16 1980-04-16 Protecting system for head driving circuit in ink jet printing device

Publications (2)

Publication Number Publication Date
JPS56146778A JPS56146778A (en) 1981-11-14
JPS6350067B2 true JPS6350067B2 (Direct) 1988-10-06

Family

ID=12844934

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4993780A Granted JPS56146778A (en) 1980-04-16 1980-04-16 Protecting system for head driving circuit in ink jet printing device

Country Status (1)

Country Link
JP (1) JPS56146778A (Direct)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4257556B2 (ja) * 1999-06-15 2009-04-22 ソニー株式会社 プリンタ装置、ノズル検査方法及び印刷方法
CN104548289B (zh) * 2014-12-16 2017-06-23 摩易国际股份有限公司 可更换喷雾头的雾化器异常自动检知结构

Also Published As

Publication number Publication date
JPS56146778A (en) 1981-11-14

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