CH380994A - Excitation circuit of a drive solenoid of a high speed printing hammer - Google Patents

Excitation circuit of a drive solenoid of a high speed printing hammer

Info

Publication number
CH380994A
CH380994A CH22962A CH22962A CH380994A CH 380994 A CH380994 A CH 380994A CH 22962 A CH22962 A CH 22962A CH 22962 A CH22962 A CH 22962A CH 380994 A CH380994 A CH 380994A
Authority
CH
Switzerland
Prior art keywords
high speed
speed printing
excitation circuit
drive solenoid
printing hammer
Prior art date
Application number
CH22962A
Other languages
French (fr)
Original Assignee
Ncr Co
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 Ncr Co filed Critical Ncr Co
Publication of CH380994A publication Critical patent/CH380994A/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/18—Modifications for indicating state of switch
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/64—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors having inductive loads
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L13/00—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
    • H04L13/18—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00 of receivers
    • H04L13/182—Printing mechanisms

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Impact Printers (AREA)
  • Electronic Switches (AREA)
CH22962A 1961-01-10 1962-01-08 Excitation circuit of a drive solenoid of a high speed printing hammer CH380994A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8185961A 1961-01-10 1961-01-10

Publications (1)

Publication Number Publication Date
CH380994A true CH380994A (en) 1964-08-14

Family

ID=22166860

Family Applications (1)

Application Number Title Priority Date Filing Date
CH22962A CH380994A (en) 1961-01-10 1962-01-08 Excitation circuit of a drive solenoid of a high speed printing hammer

Country Status (6)

Country Link
US (1) US3123746A (en)
CH (1) CH380994A (en)
DE (1) DE1214450B (en)
GB (1) GB920162A (en)
NL (1) NL273222A (en)
SE (1) SE318140B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB999372A (en) * 1961-03-30 1965-07-21 Scm Corp Tape feed
NL279663A (en) * 1961-07-05
US3235775A (en) * 1962-06-22 1966-02-15 Teletype Corp Selector magnet driver
US3241002A (en) * 1962-11-05 1966-03-15 Eaton Mfg Co Control for electromagnetic coupling apparatus
US3409785A (en) * 1965-11-10 1968-11-05 Ibm Wide band electronically variable level shifter
FR1543794A (en) * 1966-12-30 Ibm Drive system for a printing hammer
DE1614530C2 (en) * 1967-05-23 1975-11-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Circuit arrangement for time-dependent control of relays
IT1030929B (en) * 1974-12-20 1979-04-10 Honeywell Inf Systems DRIVING CIRCUIT FOR PRINT ELECTROMAGNET
JPS5854673B2 (en) * 1977-04-15 1983-12-06 日立工機株式会社 Printing magnet drive device
US4572927A (en) * 1983-03-09 1986-02-25 Gte Communication Systems Corporation Current limiter for telephone office signalling
US5784244A (en) * 1996-09-13 1998-07-21 Cooper Industries, Inc. Current limiting circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2805620A (en) * 1951-12-15 1957-09-10 Rosen Leo Control means for high speed printing apparatus
US2915966A (en) * 1955-06-13 1959-12-08 Sperry Rand Corp High speed printer
US2896130A (en) * 1955-09-16 1959-07-21 Burroughs Corp Transistor actuated device
US3018419A (en) * 1955-09-26 1962-01-23 Sperry Rand Corp Regenerative actuator drive circuits
DE1076420B (en) * 1956-02-14 1960-02-25 Olympia Werke Ag Printing unit controlled by a memory device for printing machines, in particular office machines
US2990478A (en) * 1957-02-25 1961-06-27 Thompson Ramo Wooldridge Inc Anti-saturation circuits for transistor amplifiers

Also Published As

Publication number Publication date
NL273222A (en)
DE1214450B (en) 1966-04-14
GB920162A (en) 1963-03-06
SE318140B (en) 1969-12-01
US3123746A (en) 1964-03-03

Similar Documents

Publication Publication Date Title
FR1306852A (en) High speed printer
CH380994A (en) Excitation circuit of a drive solenoid of a high speed printing hammer
BE604755A (en) Shaft sleeve
CH375253A (en) Rocket percussion fuze
AT219368B (en) Vibration drive
NL269265A (en) Drive mechanism
CH368075A (en) Percussion fuze for projectile
AT258829B (en) Impact or impact drill
BE605811A (en) Control of striking force in typewriters
BE604004A (en) Winding machine
FR1322505A (en) High speed printing hammer
CH388061A (en) Control shaft drive device
FR1336474A (en) Silent typewriter
FR1284376A (en) Percussion fuze
FR1311002A (en) Percussion fuze for non-rotating projectiles
CH378837A (en) Strip material printing machine
FR1325283A (en) Printing hammer drive mechanism
FR1365379A (en) Hammer drill
FR1312699A (en) Drive circuit for printing hammers
BE612435A (en) Drive circuit for printing hammers
FR1263372A (en) Impact contactor for percussion projectiles
FR1292838A (en) Rotary hammer mechanism
CH391746A (en) Electromagnetic high-speed printer
FR1260124A (en) Electronic typewriter
FR77907E (en) Electronic typewriter