CH346377A - Element zur Umwandlung mechanischer Energie in elektrische Energie oder umgekehrt und Verfahren zur Herstellung eines solchen Elementes - Google Patents

Element zur Umwandlung mechanischer Energie in elektrische Energie oder umgekehrt und Verfahren zur Herstellung eines solchen Elementes

Info

Publication number
CH346377A
CH346377A CH346377DA CH346377A CH 346377 A CH346377 A CH 346377A CH 346377D A CH346377D A CH 346377DA CH 346377 A CH346377 A CH 346377A
Authority
CH
Switzerland
Prior art keywords
production
vice versa
converting mechanical
electrical energy
energy
Prior art date
Application number
Other languages
English (en)
Inventor
K Gravley Charles
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH346377A publication Critical patent/CH346377A/de

Links

Classifications

    • 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
    • H01G7/026—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric with ceramic dielectric
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/46—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates
    • C04B35/462—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates
    • C04B35/465—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates based on alkaline earth metal titanates
    • C04B35/468—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates based on alkaline earth metal titanates based on barium titanates
    • C04B35/4682—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates based on alkaline earth metal titanates based on barium titanates based on BaTiO3 perovskite phase
    • 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
    • H10N30/01—Manufacture or treatment
    • H10N30/09—Forming piezoelectric or electrostrictive materials
    • H10N30/093—Forming inorganic materials
    • H10N30/097—Forming inorganic materials by sintering
    • 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
    • H10N30/80—Constructional details
    • H10N30/85—Piezoelectric or electrostrictive active materials
    • H10N30/853—Ceramic compositions
    • H10N30/8536—Alkaline earth metal based oxides, e.g. barium titanates

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Compositions Of Oxide Ceramics (AREA)
CH346377D 1956-02-15 1957-02-13 Element zur Umwandlung mechanischer Energie in elektrische Energie oder umgekehrt und Verfahren zur Herstellung eines solchen Elementes CH346377A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US565745A US2972176A (en) 1956-02-15 1956-02-15 Prestressed dielectric ceramic bodies

Publications (1)

Publication Number Publication Date
CH346377A true CH346377A (de) 1960-05-15

Family

ID=24259924

Family Applications (1)

Application Number Title Priority Date Filing Date
CH346377D CH346377A (de) 1956-02-15 1957-02-13 Element zur Umwandlung mechanischer Energie in elektrische Energie oder umgekehrt und Verfahren zur Herstellung eines solchen Elementes

Country Status (6)

Country Link
US (1) US2972176A (de)
BE (1) BE554978A (de)
CH (1) CH346377A (de)
DE (1) DE1063655B (de)
FR (1) FR1184540A (de)
NL (1) NL105920C (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3279947A (en) * 1966-10-18 High capacitance device
US3084053A (en) * 1960-05-13 1963-04-02 Robert H Arlett Ceramic materials and method for making same
BE631489A (de) * 1962-04-27
US3472614A (en) * 1967-03-06 1969-10-14 Us Navy Method of controlling the microstructure of a titanate ceramic
US4512791A (en) * 1981-11-16 1985-04-23 Kyle James C Hermetically sealed insulating assembly

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1819686A (en) * 1929-10-15 1931-08-18 Malinite Products Inc Method of making tile
US2311846A (en) * 1939-09-12 1943-02-23 Corning Glass Works Tempering glass
US2285595A (en) * 1939-09-12 1942-06-09 Corning Glass Works Tempering glass
US2290763A (en) * 1940-02-01 1942-07-21 Hartford Empire Co Method of tempering glass articles
DE885413C (de) * 1941-07-26 1953-08-03 Quarzkeramik G M B H Zusammengesetzte piezoelektrische Kristalle
US2507253A (en) * 1948-05-01 1950-05-09 Gulton Mfg Corp Stabilization of sensitivity of metallic titanate piezoelectric elements
US2677663A (en) * 1949-02-05 1954-05-04 Hartford Nat Bank & Trust Co Manganite composition
US2515790A (en) * 1949-04-22 1950-07-18 Gen Electric Ceramic dielectric material and method of making
US2535025A (en) * 1949-10-06 1950-12-26 Steatite Res Corp Process of treating ferrites
FR1050278A (fr) * 1950-05-02 1954-01-06 Technical Assets Procédé de fabrication d'éléments piézoélectriques artificiels
BE503124A (de) * 1950-05-10
BE509438A (de) * 1951-02-24
FR1045790A (fr) * 1951-06-14 1953-12-01 Csf Nouveau matériau piézoélectrique, procédé de fabrication et ses applications

Also Published As

Publication number Publication date
BE554978A (de)
FR1184540A (fr) 1959-07-22
US2972176A (en) 1961-02-21
NL105920C (de)
DE1063655B (de) 1959-08-20

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