CA1015300A - Typing machine key action - Google Patents

Typing machine key action

Info

Publication number
CA1015300A
CA1015300A CA233,855A CA233855A CA1015300A CA 1015300 A CA1015300 A CA 1015300A CA 233855 A CA233855 A CA 233855A CA 1015300 A CA1015300 A CA 1015300A
Authority
CA
Canada
Prior art keywords
key action
machine key
typing machine
typing
action
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
CA233,855A
Other languages
English (en)
Inventor
Samuel D. Cappotto
Charles M. Curley
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.)
SCM Corp
Original Assignee
SCM 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 SCM Corp filed Critical SCM Corp
Application granted granted Critical
Publication of CA1015300A publication Critical patent/CA1015300A/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
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
    • B41J5/28—Multiple-action keys, e.g. keys depressed by two or more amounts or movable in two or more directions to effect different functions or selections
    • 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
    • B41J23/00—Power drives for actions or mechanisms
    • B41J23/02—Mechanical power drives
    • B41J23/04—Mechanical power drives with driven mechanism arranged to be clutched to continuously- operating power source
CA233,855A 1974-08-28 1975-08-21 Typing machine key action Expired CA1015300A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US501124A US3915277A (en) 1974-08-28 1974-08-28 Typing machine key action

Publications (1)

Publication Number Publication Date
CA1015300A true CA1015300A (en) 1977-08-09

Family

ID=23992236

Family Applications (1)

Application Number Title Priority Date Filing Date
CA233,855A Expired CA1015300A (en) 1974-08-28 1975-08-21 Typing machine key action

Country Status (3)

Country Link
US (1) US3915277A (enrdf_load_stackoverflow)
JP (1) JPS5152020A (enrdf_load_stackoverflow)
CA (1) CA1015300A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4269521A (en) * 1978-10-11 1981-05-26 Scm Corporation Key mechanism having a snap action
US4316674A (en) * 1980-03-31 1982-02-23 International Business Machines Corporation Keylever pawl tube spring and keyboard utilizing a keylever pawl tube spring

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2714948A (en) * 1951-07-25 1955-08-09 Sperry Rand Corp Repeat key action for power operated typewriters
US2723740A (en) * 1952-12-26 1955-11-15 Ibm Type bar action
US2798584A (en) * 1955-07-08 1957-07-09 Smith Corona Inc Power actuated typing mechanisms for business machines
US3001625A (en) * 1960-06-06 1961-09-26 Royal Mcbee Corp Type action
US3342295A (en) * 1965-03-15 1967-09-19 Brother Ind Ltd Repeat action mechanism for power operated typewriters
DE1561208A1 (de) * 1966-04-06 1970-03-19 Willy Feiler Zaehl Und Rechenw Elektrische Kleinschreibmaschine
DE1761226B2 (de) * 1968-04-20 1971-12-02 Triumph-Werke Nürnberg AG, 8500 Nürnberg Typenhebelgetriebe fuer kraftangetriebene schreib oder aehnliche maschinen
US3638775A (en) * 1969-01-08 1972-02-01 Brother Ind Ltd Repeat action mechanism for power-operated typewriters
US3706366A (en) * 1969-12-16 1972-12-19 Brother Ind Ltd Repeat typing mechanism for power operated typewriters
JPS5020482B1 (enrdf_load_stackoverflow) * 1970-07-02 1975-07-15

Also Published As

Publication number Publication date
US3915277A (en) 1975-10-28
JPS5152020A (en) 1976-05-08
JPS555433B2 (enrdf_load_stackoverflow) 1980-02-06

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