SE8100468L - Skiftmekanism - Google Patents

Skiftmekanism

Info

Publication number
SE8100468L
SE8100468L SE8100468A SE8100468A SE8100468L SE 8100468 L SE8100468 L SE 8100468L SE 8100468 A SE8100468 A SE 8100468A SE 8100468 A SE8100468 A SE 8100468A SE 8100468 L SE8100468 L SE 8100468L
Authority
SE
Sweden
Prior art keywords
shift
keyswitch
keyswitches
torsion bar
lock
Prior art date
Application number
SE8100468A
Other languages
Unknown language ( )
English (en)
Swedish (sv)
Inventor
R J Keeler
S E Filipiak
Original Assignee
Illinois Tool Works
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 Illinois Tool Works filed Critical Illinois Tool Works
Publication of SE8100468L publication Critical patent/SE8100468L/

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
    • B41J5/18—Locks
    • B41J5/20—Locks for subsidiary keys, e.g. for shift keys

Landscapes

  • Push-Button Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
  • Mechanical Control Devices (AREA)
  • Electrophonic Musical Instruments (AREA)
SE8100468A 1980-02-04 1981-01-26 Skiftmekanism SE8100468L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/118,038 US4295012A (en) 1980-02-04 1980-02-04 Secretarial shift mechanism for an electric keyboard

Publications (1)

Publication Number Publication Date
SE8100468L true SE8100468L (sv) 1981-08-05

Family

ID=22376169

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8100468A SE8100468L (sv) 1980-02-04 1981-01-26 Skiftmekanism

Country Status (16)

Country Link
US (1) US4295012A (enExample)
JP (1) JPS56121226A (enExample)
BE (1) BE887352A (enExample)
BR (1) BR8100617A (enExample)
CA (1) CA1136186A (enExample)
CH (1) CH640644A5 (enExample)
DE (1) DE3103320A1 (enExample)
DK (1) DK49181A (enExample)
ES (1) ES499083A0 (enExample)
FI (1) FI810302L (enExample)
FR (1) FR2474957A1 (enExample)
GB (1) GB2068842A (enExample)
IT (1) IT1226036B (enExample)
NL (1) NL8100541A (enExample)
NO (1) NO810355L (enExample)
SE (1) SE8100468L (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4407596A (en) * 1981-05-29 1983-10-04 Scm Corporation Case shift and lock input mechanism including a shift control switch
JPS6349731U (enExample) * 1986-09-19 1988-04-04
US8957333B2 (en) * 2013-04-04 2015-02-17 Zippy Technology Corp. Thin keyboard structure
US12510917B2 (en) * 2023-11-07 2025-12-30 Motorola Solutions, Inc. Portable communication device with knob rotation locking mechanism

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2431276A (en) * 1944-12-05 1947-11-18 Westinghouse Electric Corp Control apparatus
US3715023A (en) * 1970-08-07 1973-02-06 Ncr Cam-and-linkage arrangement for simultaneous movement of multiple keystems connected to a common key
US3863748A (en) * 1973-11-14 1975-02-04 Singer Co Shift lock mechanism
US4071719A (en) * 1976-07-22 1978-01-31 Illinois Tool Works Inc. Keyboard switch assembly having actuator interlocking keyboard shift and shift lock and release mechanism

Also Published As

Publication number Publication date
FI810302A7 (fi) 1981-08-05
ES8300578A1 (es) 1982-11-16
DK49181A (da) 1981-08-05
GB2068842A (en) 1981-08-19
NO810355L (no) 1981-08-05
BR8100617A (pt) 1981-08-18
IT8119463A0 (it) 1981-02-02
JPS56121226A (en) 1981-09-24
US4295012A (en) 1981-10-13
ES499083A0 (es) 1982-11-16
CA1136186A (en) 1982-11-23
IT1226036B (it) 1990-12-10
CH640644A5 (fr) 1984-01-13
FI810302L (fi) 1981-08-05
FR2474957A1 (fr) 1981-08-07
FR2474957B1 (enExample) 1985-04-19
DE3103320A1 (de) 1981-12-03
BE887352A (nl) 1981-08-03
NL8100541A (nl) 1981-09-01

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