GB771763A - Power-operated typewriters and type bar driving mechanisms therefor - Google Patents

Power-operated typewriters and type bar driving mechanisms therefor

Info

Publication number
GB771763A
GB771763A GB25615/54A GB2561554A GB771763A GB 771763 A GB771763 A GB 771763A GB 25615/54 A GB25615/54 A GB 25615/54A GB 2561554 A GB2561554 A GB 2561554A GB 771763 A GB771763 A GB 771763A
Authority
GB
United Kingdom
Prior art keywords
lever
cam
control
type
power roller
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
GB25615/54A
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.)
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
Publication of GB771763A publication Critical patent/GB771763A/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
    • B41J7/00—Type-selecting or type-actuating mechanisms
    • B41J7/92—Impact adjustment; Means to give uniformity of impression
    • B41J7/94—Character-by-character adjustment
GB25615/54A 1953-09-08 1954-09-03 Power-operated typewriters and type bar driving mechanisms therefor Expired GB771763A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US378724A US2796966A (en) 1953-09-08 1953-09-08 Type element driving mechanism

Publications (1)

Publication Number Publication Date
GB771763A true GB771763A (en) 1957-04-03

Family

ID=23494301

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25615/54A Expired GB771763A (en) 1953-09-08 1954-09-03 Power-operated typewriters and type bar driving mechanisms therefor

Country Status (7)

Country Link
US (1) US2796966A (xx)
BE (1) BE531696A (xx)
CH (1) CH326193A (xx)
DE (1) DE1023471B (xx)
FR (1) FR1114368A (xx)
GB (1) GB771763A (xx)
NL (2) NL89937C (xx)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1142881B (de) * 1959-02-07 1963-01-31 Grundig Max Vorrichtung zum Regeln der Anschlagstaerke der Typen an kraftangetriebenen Schreib-,Buchungs- und aehnlichen Maschinen
NL266950A (xx) * 1960-07-11
DE1192661B (de) * 1961-09-09 1965-05-13 Mecanographie Japy Soc D Einrichtung zum gemeinsamen Veraendern der Anschlagstaerke der Typenhebel an Schreib- und aehnlichen Maschinen
US3239049A (en) * 1962-06-27 1966-03-08 Ibm Impression control mechanism automatically selecting one of a plurality of cams
NL125511C (xx) * 1963-05-02
DE1256231B (de) * 1963-08-07 1967-12-14 Olympia Werke Ag Vorrichtung fuer Typenhebelgetriebe zur Regulierung der Abdruckstaerke in kraftangetriebenen Schreibmaschinen
US3237747A (en) * 1964-09-14 1966-03-01 Royal Typewriter Co Inc Cam operated ribbon vibrator and ribbon feed mechanism
US3259223A (en) * 1964-09-21 1966-07-05 Ibm Impression control apparatus employing two sets of stops
US3218965A (en) * 1965-04-20 1965-11-23 Sperry Rand Corp Pressure control means for print hammers
FR1528955A (fr) * 1966-05-27 1968-06-14 Kienzle Apparate Gmbh Perfectionnements apportés aux dispositifs de commande électromagnétique des mécanismes de frappe dans les machines à écrire électriques
US3393786A (en) * 1966-09-15 1968-07-23 Ibm Impression control apparatus
FR1543787A (fr) * 1966-12-28 Ibm Dispositif contrôlant la qualité d'impression d'une machine à écrire
US3574326A (en) * 1968-03-26 1971-04-13 Donald F Flynn Actuating mechanism for rotating printing disc
DE2029332A1 (de) * 1970-06-13 1971-12-16 Olympia Werke Ag Vorrichtung zum individuellen Einstellen der Anschlagstarke von Typenhebeln in kraftangetriebenen Schreib und ahnlichen Buromaschinen
US3750791A (en) * 1970-11-23 1973-08-07 Dymo Industries Inc Large character sign apparatus
JPS5219614Y2 (xx) * 1971-08-31 1977-05-06
US3980169A (en) * 1971-10-01 1976-09-14 Triumph Werke Nurnberg A.G. Impact control for single element printer
US3823667A (en) * 1972-07-03 1974-07-16 Teletype Corp Force adjustment in impact printers
US3838762A (en) * 1973-02-16 1974-10-01 Litton Business Systems Inc Type action arrangement
JP6058045B2 (ja) 2014-07-02 2017-01-11 新報国製鉄株式会社 高剛性低熱膨張鋳物及びその製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1573751A (en) * 1925-01-23 1926-02-16 Mercedes Buro Maschinen Und Wa Power-operated typewriter
US1602758A (en) * 1926-01-16 1926-10-12 North East Appliances Inc Power mechanism
US2294691A (en) * 1940-03-04 1942-09-01 Underwood Elliott Fisher Co Typewriting machine
US2344167A (en) * 1941-12-26 1944-03-14 Underwood Elliott Fisher Co Typewriting machine
FR964983A (xx) * 1947-06-05 1950-08-30
US2531891A (en) * 1947-12-18 1950-11-28 Ibm Jam-free power mechanism for typewriters

Also Published As

Publication number Publication date
DE1023471B (de) 1958-01-30
NL107453C (xx) 1964-02-17
NL89937C (xx) 1959-01-15
FR1114368A (fr) 1956-04-11
BE531696A (xx) 1957-12-06
US2796966A (en) 1957-06-25
CH326193A (fr) 1957-12-15

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