ES298183A1 - A device or circuit element (Machine-translation by Google Translate, not legally binding) - Google Patents

A device or circuit element (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES298183A1
ES298183A1 ES298183A ES298183A ES298183A1 ES 298183 A1 ES298183 A1 ES 298183A1 ES 298183 A ES298183 A ES 298183A ES 298183 A ES298183 A ES 298183A ES 298183 A1 ES298183 A1 ES 298183A1
Authority
ES
Spain
Prior art keywords
translation
machine
circuit element
legally binding
google translate
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
ES298183A
Other languages
Spanish (es)
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
Radio Corporation of America
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
Priority claimed from US328653A external-priority patent/US3348077A/en
Application filed by RCA Corp, Radio Corporation of America filed Critical RCA Corp
Publication of ES298183A1 publication Critical patent/ES298183A1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R17/08—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/60—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape characterised by shape
    • C30B29/605—Products containing multiple oriented crystallites, e.g. columnar crystallites
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
    • H01G7/025—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Power Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Acoustics & Sound (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Abstract

A device or circuit element consisting of a ferroelectric and/or piezoelectric body provided with a pair of opposed main faces, and a pair of electrodes in contact with said main surfaces, said body being constituted of a compact mass of small adjacent acicular crystals whose longitudinal axes rest in a common direction transverse to said main surfaces. (Machine-translation by Google Translate, not legally binding)
ES298183A 1963-04-01 1964-03-31 A device or circuit element (Machine-translation by Google Translate, not legally binding) Expired ES298183A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US26966563A 1963-04-01 1963-04-01
US328653A US3348077A (en) 1963-12-06 1963-12-06 Ferroelectric circuit element material and transducer utilizing same

Publications (1)

Publication Number Publication Date
ES298183A1 true ES298183A1 (en) 1964-09-01

Family

ID=26953825

Family Applications (1)

Application Number Title Priority Date Filing Date
ES298183A Expired ES298183A1 (en) 1963-04-01 1964-03-31 A device or circuit element (Machine-translation by Google Translate, not legally binding)

Country Status (3)

Country Link
JP (1) JPS4610098B1 (en)
BE (1) BE645858A (en)
ES (1) ES298183A1 (en)

Also Published As

Publication number Publication date
BE645858A (en) 1964-07-16
JPS4610098B1 (en) 1971-03-15

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