CA1037404A - Release and blocking mechanism for power operated typewriters - Google Patents

Release and blocking mechanism for power operated typewriters

Info

Publication number
CA1037404A
CA1037404A CA234,710A CA234710A CA1037404A CA 1037404 A CA1037404 A CA 1037404A CA 234710 A CA234710 A CA 234710A CA 1037404 A CA1037404 A CA 1037404A
Authority
CA
Canada
Prior art keywords
keylever
lock link
carriage
frame
release mechanism
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
CA234,710A
Other languages
English (en)
French (fr)
Other versions
CA234710S (en
Inventor
Richard E. Shattuck
Albert H. Cryder
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 CA1037404A publication Critical patent/CA1037404A/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
    • B41J25/00—Actions or mechanisms not otherwise provided for
    • B41J25/24—Case-shift mechanisms; Fount-change arrangements
    • 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
    • B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
    • B41J29/54—Locking devices applied to printing mechanisms
    • B41J29/58—Locking devices applied to printing mechanisms and automatically actuated
    • B41J29/60—Locking devices applied to printing mechanisms and automatically actuated in response to failure of power supply

Landscapes

  • Accessory Devices And Overall Control Thereof (AREA)
  • Handling Of Sheets (AREA)
CA234,710A 1974-09-09 1975-09-03 Release and blocking mechanism for power operated typewriters Expired CA1037404A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US504413A US3920114A (en) 1974-09-09 1974-09-09 Release and blocking mechanism for power operated typewriters

Publications (1)

Publication Number Publication Date
CA1037404A true CA1037404A (en) 1978-08-29

Family

ID=24006173

Family Applications (1)

Application Number Title Priority Date Filing Date
CA234,710A Expired CA1037404A (en) 1974-09-09 1975-09-03 Release and blocking mechanism for power operated typewriters

Country Status (6)

Country Link
US (1) US3920114A (enExample)
JP (1) JPS5156321A (enExample)
CA (1) CA1037404A (enExample)
FR (1) FR2283784A1 (enExample)
GB (1) GB1496409A (enExample)
IT (1) IT1042391B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6020943Y2 (ja) * 1979-08-29 1985-06-22 三菱電機株式会社 半導体装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2304357A (en) * 1937-09-14 1942-12-08 Underwood Elliott Fisher Co Typewriting machine
US2499053A (en) * 1945-06-01 1950-02-28 Buchel Robert Automatic locking and releasing device for shift keys on typewriters
US2506703A (en) * 1946-07-20 1950-05-09 Marie F Chisholm Key locking mechanism for keyboard controlled machines
US3349886A (en) * 1965-12-02 1967-10-31 Royal Typewriter Co Inc Mechanism for locking the keyboard of electric typewriters or like machines
US3572488A (en) * 1969-01-15 1971-03-30 Marx & Co Louis Shift and shift lock mechanism for typewriter
GB1243485A (en) * 1969-07-15 1971-08-18 Olivetti & Co Spa Device for locking the carriage of an electric typewriter

Also Published As

Publication number Publication date
JPS5545036B2 (enExample) 1980-11-15
DE2539796A1 (de) 1976-03-25
FR2283784B1 (enExample) 1978-04-07
GB1496409A (en) 1977-12-30
IT1042391B (it) 1980-01-30
DE2539796B2 (de) 1977-06-08
FR2283784A1 (fr) 1976-04-02
US3920114A (en) 1975-11-18
JPS5156321A (en) 1976-05-18

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