CA936104A - Multi-electrode transducer element - Google Patents

Multi-electrode transducer element

Info

Publication number
CA936104A
CA936104A CA112396A CA112396A CA936104A CA 936104 A CA936104 A CA 936104A CA 112396 A CA112396 A CA 112396A CA 112396 A CA112396 A CA 112396A CA 936104 A CA936104 A CA 936104A
Authority
CA
Canada
Prior art keywords
transducer element
electrode transducer
electrode
transducer
Prior art date
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
CA112396A
Other languages
English (en)
Inventor
P. Watson James
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 CA936104A publication Critical patent/CA936104A/en
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—Piezoelectric touch switches
    • H03K17/9643—Piezoelectric 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
CA112396A 1970-05-14 1971-05-06 Multi-electrode transducer element Expired CA936104A (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
CA936104A true CA936104A (en) 1973-10-30

Family

ID=21892563

Family Applications (1)

Application Number Title Priority Date Filing Date
CA112396A Expired CA936104A (en) 1970-05-14 1971-05-06 Multi-electrode transducer element

Country Status (9)

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

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5130911Y1 (enrdf_load_stackoverflow) * 1970-12-17 1976-08-03
JPS4831809A (enrdf_load_stackoverflow) * 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 (enrdf_load_stackoverflow) * 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
JPS5372182A (en) * 1976-12-09 1978-06-27 Kkf Corp Electrical signal generator
DE2718289A1 (de) * 1977-04-25 1978-10-26 Rosenthal Technik Ag Piezokeramischer schalter mit geringer einbautiefe
JPS5840805B2 (ja) * 1978-04-10 1983-09-08 東レ株式会社 座標入力用構造体
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 (zh) * 2012-01-16 2016-02-17 曾胜克 发电装置
US20230036761A1 (en) * 2021-07-30 2023-02-02 Neptune Technology Group Inc. Method and system for transducer validation

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

Also Published As

Publication number Publication date
DE2123822A1 (de) 1971-12-02
NL7106589A (enrdf_load_stackoverflow) 1971-11-16
CH538155A (de) 1973-06-15
US3648279A (en) 1972-03-07
SE367496B (enrdf_load_stackoverflow) 1974-05-27
GB1345895A (en) 1974-02-06
FR2091584A5 (enrdf_load_stackoverflow) 1972-01-14
JPS466821A (enrdf_load_stackoverflow) 1971-12-15

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