FR2091584A5 - - Google Patents

Info

Publication number
FR2091584A5
FR2091584A5 FR7117396A FR7117396A FR2091584A5 FR 2091584 A5 FR2091584 A5 FR 2091584A5 FR 7117396 A FR7117396 A FR 7117396A FR 7117396 A FR7117396 A FR 7117396A FR 2091584 A5 FR2091584 A5 FR 2091584A5
Authority
FR
France
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
FR7117396A
Other languages
French (fr)
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.)
RCA Corp
Original Assignee
RCA 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 RCA Corp filed Critical RCA Corp
Application granted granted Critical
Publication of FR2091584A5 publication Critical patent/FR2091584A5/fr
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
    • 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
    • H03K17/96—Touch switches
    • H03K17/964—Piezo-electric touch switches
    • H03K17/9643—Piezo-electric touch switches using a plurality of detectors, e.g. keyboard
    • 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
    • H03K17/967—Switches controlled by moving an element forming part of the switch having a plurality of control members, e.g. keyboard
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
    • H10N30/302—Sensors
FR7117396A 1970-05-14 1971-05-13 Expired FR2091584A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3712470A 1970-05-14 1970-05-14

Publications (1)

Publication Number Publication Date
FR2091584A5 true FR2091584A5 (en) 1972-01-14

Family

ID=21892563

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7117396A Expired FR2091584A5 (en) 1970-05-14 1971-05-13

Country Status (9)

Country Link
US (1) US3648279A (en)
JP (1) JPS466821A (en)
CA (1) CA936104A (en)
CH (1) CH538155A (en)
DE (1) DE2123822A1 (en)
FR (1) FR2091584A5 (en)
GB (1) GB1345895A (en)
NL (1) NL7106589A (en)
SE (1) SE367496B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2373883A1 (en) * 1976-12-09 1978-07-07 Kkf Corp ELECTRIC SIGNAL GENERATOR
FR2389238A1 (en) * 1977-04-25 1978-11-24 Rosenthal Technik Ag Very flat piezoelectric push button switch - has flat laminate comprising metal or plastics foil on piezoelectric wafer

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5130911Y1 (en) * 1970-12-17 1976-08-03
JPS4831809A (en) * 1971-08-28 1973-04-26
US3792467A (en) * 1973-01-08 1974-02-12 Control Data Corp Impact transducer apparatus
GB1451534A (en) * 1973-02-23 1976-10-06 Mansei Kogyo Kk Piezoelectric generating device
CA1026237A (en) * 1973-09-17 1978-02-14 Kureha Kagaku Kogyo Kabushiki Kaisha Key board switch
JPS5410214B2 (en) * 1973-10-15 1979-05-02
JPS51129129A (en) * 1975-05-02 1976-11-10 Kureha Chem Ind Co Ltd Matrix switch
JPS51138327A (en) * 1975-05-26 1976-11-29 Nippon Telegr & Teleph Corp <Ntt> Piezoelectric film switch
JPS5257982A (en) * 1975-11-08 1977-05-12 Nippon Telegraph & Telephone Piezooelectric keyboard
JPS52135287A (en) * 1976-05-28 1977-11-12 Kureha Chemical Ind Co Ltd Method of inputting piezooelectric signal
JPS5840805B2 (en) * 1978-04-10 1983-09-08 東レ株式会社 Coordinate input structure
JPS5747435A (en) * 1980-09-01 1982-03-18 Fuji Oil Co Ltd Base material for making cheese cakes
US4580074A (en) * 1984-11-26 1986-04-01 General Motors Corporation Piezoelectric transducer with coded output signal
US4975616A (en) * 1988-08-18 1990-12-04 Atochem North America, Inc. Piezoelectric transducer array
US5636729A (en) * 1995-06-12 1997-06-10 Wiciel; Richard Piezo switch
CN103208899B (en) * 2012-01-16 2016-02-17 曾胜克 Blast Furnace Top Gas Recovery Turbine Unit (TRT)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US23813A (en) * 1859-04-26 Leonard b
US2824980A (en) * 1952-03-14 1958-02-25 Erie Resistor Corp Piezoelectric transducers
US2864013A (en) * 1953-06-29 1958-12-09 Electro Voice Sensitive strain responsive transducer and method of construction
US3366808A (en) * 1966-01-03 1968-01-30 Friden Inc Keyboard key transducer
US3464531A (en) * 1967-05-16 1969-09-02 Us Army Manual electronic keyboard

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2373883A1 (en) * 1976-12-09 1978-07-07 Kkf Corp ELECTRIC SIGNAL GENERATOR
FR2389238A1 (en) * 1977-04-25 1978-11-24 Rosenthal Technik Ag Very flat piezoelectric push button switch - has flat laminate comprising metal or plastics foil on piezoelectric wafer

Also Published As

Publication number Publication date
CA936104A (en) 1973-10-30
CH538155A (en) 1973-06-15
GB1345895A (en) 1974-02-06
US3648279A (en) 1972-03-07
DE2123822A1 (en) 1971-12-02
JPS466821A (en) 1971-12-15
NL7106589A (en) 1971-11-16
SE367496B (en) 1974-05-27

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Legal Events

Date Code Title Description
ST Notification of lapse