BR8100617A - Mecanismo de teclado - Google Patents

Mecanismo de teclado

Info

Publication number
BR8100617A
BR8100617A BR8100617A BR8100617A BR8100617A BR 8100617 A BR8100617 A BR 8100617A BR 8100617 A BR8100617 A BR 8100617A BR 8100617 A BR8100617 A BR 8100617A BR 8100617 A BR8100617 A BR 8100617A
Authority
BR
Brazil
Prior art keywords
keyboard mechanism
keyboard
Prior art date
Application number
BR8100617A
Other languages
English (en)
Inventor
R Keeler
S 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 BR8100617A publication Critical patent/BR8100617A/pt

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
BR8100617A 1980-02-04 1981-02-03 Mecanismo de teclado BR8100617A (pt)

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
BR8100617A true BR8100617A (pt) 1981-08-18

Family

ID=22376169

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8100617A BR8100617A (pt) 1980-02-04 1981-02-03 Mecanismo de teclado

Country Status (16)

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

Families Citing this family (3)

* 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 (pt) * 1986-09-19 1988-04-04
US8957333B2 (en) * 2013-04-04 2015-02-17 Zippy Technology Corp. Thin keyboard structure

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
US4295012A (en) 1981-10-13
DK49181A (da) 1981-08-05
CH640644A5 (fr) 1984-01-13
IT8119463A0 (it) 1981-02-02
CA1136186A (en) 1982-11-23
GB2068842A (en) 1981-08-19
FR2474957A1 (fr) 1981-08-07
BE887352A (nl) 1981-08-03
SE8100468L (sv) 1981-08-05
DE3103320A1 (de) 1981-12-03
JPS56121226A (en) 1981-09-24
NL8100541A (nl) 1981-09-01
IT1226036B (it) 1990-12-10
NO810355L (no) 1981-08-05
ES8300578A1 (es) 1982-11-16
FR2474957B1 (pt) 1985-04-19
ES499083A0 (es) 1982-11-16
FI810302L (fi) 1981-08-05

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