IT1075641B - Disposizione circuitale in tastiere di macchine per scrivere per ufficio,per scrivere dati o telescriventi - Google Patents
Disposizione circuitale in tastiere di macchine per scrivere per ufficio,per scrivere dati o telescriventiInfo
- Publication number
- IT1075641B IT1075641B IT22743/77A IT2274377A IT1075641B IT 1075641 B IT1075641 B IT 1075641B IT 22743/77 A IT22743/77 A IT 22743/77A IT 2274377 A IT2274377 A IT 2274377A IT 1075641 B IT1075641 B IT 1075641B
- Authority
- IT
- Italy
- Prior art keywords
- write
- telewriters
- keyboards
- office
- machines
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762618143 DE2618143A1 (de) | 1976-04-26 | 1976-04-26 | Anordnung in tastaturen von buero-, daten- oder fernschreibmaschinen |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1075641B true IT1075641B (it) | 1985-04-22 |
Family
ID=5976235
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22743/77A IT1075641B (it) | 1976-04-26 | 1977-04-22 | Disposizione circuitale in tastiere di macchine per scrivere per ufficio,per scrivere dati o telescriventi |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS52130525A (it) |
AU (1) | AU507360B2 (it) |
CH (1) | CH605147A5 (it) |
DE (1) | DE2618143A1 (it) |
FR (1) | FR2360428A1 (it) |
GB (1) | GB1530425A (it) |
IT (1) | IT1075641B (it) |
NL (1) | NL7704510A (it) |
SE (1) | SE7704722L (it) |
ZA (1) | ZA772459B (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2447089A1 (fr) * | 1979-01-17 | 1980-08-14 | Serras Paulet Edouard | Clavier de commande a touches et interrupteurs mecaniques |
FR2604658B1 (fr) * | 1986-10-02 | 1994-05-20 | Souloumiac Alain | Clavier a balayage matriciel |
WO1987005172A1 (fr) * | 1986-02-24 | 1987-08-27 | Alain Souloumiac | Perfectionnements des claviers optiques a balayage |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3886335A (en) * | 1973-01-26 | 1975-05-27 | Ind Electronics Engineers Inc | Collated cable matrix switch |
-
1976
- 1976-04-26 DE DE19762618143 patent/DE2618143A1/de active Pending
-
1977
- 1977-02-22 GB GB7347/77A patent/GB1530425A/en not_active Expired
- 1977-03-23 CH CH365777A patent/CH605147A5/xx not_active IP Right Cessation
- 1977-04-05 FR FR7710302A patent/FR2360428A1/fr not_active Withdrawn
- 1977-04-22 AU AU24516/77A patent/AU507360B2/en not_active Expired
- 1977-04-22 IT IT22743/77A patent/IT1075641B/it active
- 1977-04-25 ZA ZA00772459A patent/ZA772459B/xx unknown
- 1977-04-25 SE SE7704722A patent/SE7704722L/xx unknown
- 1977-04-25 NL NL7704510A patent/NL7704510A/xx not_active Application Discontinuation
- 1977-04-26 JP JP4830977A patent/JPS52130525A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CH605147A5 (it) | 1978-09-29 |
ZA772459B (en) | 1978-03-29 |
SE7704722L (sv) | 1977-10-27 |
FR2360428A1 (fr) | 1978-03-03 |
AU507360B2 (en) | 1980-02-14 |
NL7704510A (nl) | 1977-10-28 |
AU2451677A (en) | 1978-10-26 |
GB1530425A (en) | 1978-11-01 |
JPS52130525A (en) | 1977-11-01 |
DE2618143A1 (de) | 1977-11-03 |
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