BE856515R - OPTICAL SWITCH - Google Patents

OPTICAL SWITCH

Info

Publication number
BE856515R
BE856515R BE2056052A BE2056052A BE856515R BE 856515 R BE856515 R BE 856515R BE 2056052 A BE2056052 A BE 2056052A BE 2056052 A BE2056052 A BE 2056052A BE 856515 R BE856515 R BE 856515R
Authority
BE
Belgium
Prior art keywords
optical switch
switch
optical
Prior art date
Application number
BE2056052A
Other languages
French (fr)
Inventor
R J Hodges
Original Assignee
Int Standard Electric 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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Application granted granted Critical
Publication of BE856515R publication Critical patent/BE856515R/en

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/968—Switches controlled by moving an element forming part of the switch using opto-electronic devices
    • H03K17/969—Switches controlled by moving an element forming part of the switch using opto-electronic devices having a plurality of control members, e.g. keyboard
BE2056052A 1976-07-06 1977-07-06 OPTICAL SWITCH BE856515R (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2798276A GB1540249A (en) 1976-07-06 1976-07-06 Optical key switch

Publications (1)

Publication Number Publication Date
BE856515R true BE856515R (en) 1978-01-06

Family

ID=10268382

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2056052A BE856515R (en) 1976-07-06 1977-07-06 OPTICAL SWITCH

Country Status (2)

Country Link
BE (1) BE856515R (en)
GB (1) GB1540249A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2536185A1 (en) * 1982-11-16 1984-05-18 Thomson Csf Data input device.
WO2004001970A2 (en) * 2002-06-20 2003-12-31 Koninklijke Philips Electronics N.V. Sensor device and display device

Also Published As

Publication number Publication date
GB1540249A (en) 1979-02-07

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