CA1092538A - Typewriters - Google Patents

Typewriters

Info

Publication number
CA1092538A
CA1092538A CA287,136A CA287136A CA1092538A CA 1092538 A CA1092538 A CA 1092538A CA 287136 A CA287136 A CA 287136A CA 1092538 A CA1092538 A CA 1092538A
Authority
CA
Canada
Prior art keywords
typewriter
shank
bead
key
recess
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
CA287,136A
Other languages
English (en)
French (fr)
Inventor
Robert Denby
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.)
Joy Global Industries Ltd
Original Assignee
Dobson Park Industries 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 Dobson Park Industries Ltd filed Critical Dobson Park Industries Ltd
Application granted granted Critical
Publication of CA1092538A publication Critical patent/CA1092538A/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
    • B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
    • B41J3/36—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for portability, i.e. hand-held printers or laptop printers
    • B41J3/365—Toy typewriters
    • 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
    • B41J7/02—Type-lever actuating mechanisms
    • B41J7/04—Levers mounted on fixed pivots
    • B41J7/06—Levers mounted on fixed pivots and connected to transmission members, e.g. toothed gearing
    • B41J7/10—Chain, belt, flexible cable, or like members

Landscapes

  • Accessory Devices And Overall Control Thereof (AREA)
  • Toys (AREA)
CA287,136A 1976-09-21 1977-09-20 Typewriters Expired CA1092538A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB39138/76A GB1591986A (en) 1976-09-21 1976-09-21 Typewriters
GB39138/76 1976-09-21

Publications (1)

Publication Number Publication Date
CA1092538A true CA1092538A (en) 1980-12-30

Family

ID=10407852

Family Applications (1)

Application Number Title Priority Date Filing Date
CA287,136A Expired CA1092538A (en) 1976-09-21 1977-09-20 Typewriters

Country Status (5)

Country Link
US (1) US4195939A (enExample)
CA (1) CA1092538A (enExample)
DE (1) DE2741937C2 (enExample)
FR (1) FR2364766A1 (enExample)
GB (1) GB1591986A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2606930B1 (fr) * 1986-11-14 1989-02-03 Radiotechnique Compelec Clavier avec une barre d'espacement a palonnier
GB2296896A (en) * 1995-01-12 1996-07-17 Britains Petite Ltd A typewriter having a resilient mechanism so as to return a bail to an initial position on release of a key
CN111055594B (zh) * 2019-12-04 2020-09-04 南京溧水高新创业投资管理有限公司 一种新型打字机

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE822088C (de) * 1951-10-11 Olympia Werke West G M B H Bedienungstaste fuer Bueromaschinen, insbesondere fuer Schreibmaschinen
US679673A (en) * 1901-05-16 1901-07-30 Mechanical Improvements Company Writing-machine.
DE830347C (de) * 1950-03-24 1952-02-04 Karl Ludwig Dipl Ing Hebelantrieb fuer Bueromaschinen
US2937736A (en) * 1957-05-23 1960-05-24 Kuntzel Hellmuth Combined carriage and type lever drive
GB878185A (en) * 1958-04-08 1961-09-27 Byers Edward Victor Type bar actuating mechanism for typewriting machines
GB1142491A (en) * 1965-09-14 1969-02-05 Louis Marx & Co Ltd Typewriter
US3715023A (en) * 1970-08-07 1973-02-06 Ncr Cam-and-linkage arrangement for simultaneous movement of multiple keystems connected to a common key
US3787837A (en) * 1971-04-19 1974-01-22 Cogar Corp Modular optical apparatus
US3962556A (en) * 1975-01-10 1976-06-08 Texas Instruments Incorporated Keyboard with versatile switch support structures
US4000802A (en) * 1975-04-21 1977-01-04 Western Stamping Corporation Type bar actuating mechanism

Also Published As

Publication number Publication date
FR2364766A1 (fr) 1978-04-14
FR2364766B1 (enExample) 1983-12-30
DE2741937A1 (de) 1978-03-23
GB1591986A (en) 1981-07-01
DE2741937C2 (de) 1986-09-25
US4195939A (en) 1980-04-01

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Legal Events

Date Code Title Description
MKEX Expiry