CH604268B5 - - Google Patents

Info

Publication number
CH604268B5
CH604268B5 CH564873A CH564873A CH604268B5 CH 604268 B5 CH604268 B5 CH 604268B5 CH 564873 A CH564873 A CH 564873A CH 564873 A CH564873 A CH 564873A CH 604268 B5 CH604268 B5 CH 604268B5
Authority
CH
Switzerland
Application number
CH564873A
Inventor
Gerd Prof Dr Herziger
Jean-Louis Dr Ing Milan
Reiner Dipl Phys Stemme
Andre Dipl Ing Wavre
Original Assignee
Oscilloquartz Sa
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 Oscilloquartz Sa filed Critical Oscilloquartz Sa
Priority to CH564873A priority Critical patent/CH604268B5/xx
Priority to CH564873D priority patent/CH564873A4/en
Priority to DE19732335495 priority patent/DE2335495B2/en
Priority to GB1615174A priority patent/GB1446806A/en
Priority to IT7421573A priority patent/IT1009891B/en
Priority to FR7413491A priority patent/FR2226257B1/fr
Priority to NL7405284A priority patent/NL7405284A/xx
Priority to JP49043504A priority patent/JPS5014288A/ja
Publication of CH604268B5 publication Critical patent/CH604268B5/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H13/00—Measuring resonant frequency
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/351—Working by laser beam, e.g. welding, cutting or boring for trimming or tuning of electrical components
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
    • G04F5/063—Constructional details
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
    • H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
    • H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
    • H03H3/04—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks for obtaining desired frequency or temperature coefficient

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Laser Beam Processing (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Lasers (AREA)
CH564873A 1973-04-19 1973-04-19 CH604268B5 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CH564873A CH604268B5 (en) 1973-04-19 1973-04-19
CH564873D CH564873A4 (en) 1973-04-19 1973-04-19 Force feed air-cooled electric machine - has fan circulating cooling air through stator-rotor cores and over outer heat exchanger
DE19732335495 DE2335495B2 (en) 1973-04-19 1973-07-10 METHOD AND DEVICE FOR TUNING THE NATURAL FREQUENCY OF MECHANICAL VIBRATORS MADE OF PIEZOELECTRIC CRYSTAL
GB1615174A GB1446806A (en) 1973-04-19 1974-04-11 Method and apparatus for tuning the natural frequency of an oscillating body formed of a piezoelectric crystal
IT7421573A IT1009891B (en) 1973-04-19 1974-04-17 PROCEDURE AND DEVICE FOR THE TUNING OF THE OWN FREQUENCY IN AN OSCILLATING BODY MADE OF A PIEZOELET TRICO CRYSTAL
FR7413491A FR2226257B1 (en) 1973-04-19 1974-04-18
NL7405284A NL7405284A (en) 1973-04-19 1974-04-18
JP49043504A JPS5014288A (en) 1973-04-19 1974-04-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH564873A CH604268B5 (en) 1973-04-19 1973-04-19

Publications (1)

Publication Number Publication Date
CH604268B5 true CH604268B5 (en) 1978-08-31

Family

ID=4297103

Family Applications (2)

Application Number Title Priority Date Filing Date
CH564873A CH604268B5 (en) 1973-04-19 1973-04-19
CH564873D CH564873A4 (en) 1973-04-19 1973-04-19 Force feed air-cooled electric machine - has fan circulating cooling air through stator-rotor cores and over outer heat exchanger

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH564873D CH564873A4 (en) 1973-04-19 1973-04-19 Force feed air-cooled electric machine - has fan circulating cooling air through stator-rotor cores and over outer heat exchanger

Country Status (7)

Country Link
JP (1) JPS5014288A (en)
CH (2) CH604268B5 (en)
DE (1) DE2335495B2 (en)
FR (1) FR2226257B1 (en)
GB (1) GB1446806A (en)
IT (1) IT1009891B (en)
NL (1) NL7405284A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4875924A (en) * 1972-01-12 1973-10-12
JPS5199219U (en) * 1975-02-08 1976-08-09
JPS5199220U (en) * 1975-02-08 1976-08-09
FR2319242A1 (en) * 1975-07-25 1977-02-18 Thomson Csf Control of charged particle machining of substrate - is particularly for thickness control and uses substrate resonant frequency
JPS5215285A (en) * 1975-07-25 1977-02-04 Seiko Instr & Electronics Ltd Method of processing piezo-electric oscillator
CH588169A5 (en) * 1975-09-12 1977-05-31 Suisse Horlogerie
JPS5759649Y2 (en) * 1976-12-24 1982-12-20
CH630747A5 (en) * 1979-01-18 1982-06-30 Ebauches Sa METHOD FOR ADJUSTING THE FREQUENCY OF A RESONATOR AND RESONATOR WITH ADJUSTED FREQUENCY OBTAINED BY THE IMPLEMENTATION OF THIS PROCESS.
US4638205A (en) * 1980-05-06 1987-01-20 Tdk Electronics Co., Ltd. Piezo-electric transducer
US4401876A (en) 1980-05-20 1983-08-30 Martin Cooper Working gemstones
US4455500A (en) * 1983-07-28 1984-06-19 Western Geophysical Company Of America Sensitivity and capacitance adjustment method for piezoelectric accelerometers
FR2557732B1 (en) * 1983-12-28 1986-04-11 Lefevre Rene METHOD FOR PRODUCING MINIATURE PIEZOELECTRIC DEVICES USING LASER MACHINING AND DEVICES OBTAINED BY THIS PROCESS
US4650619A (en) * 1983-12-29 1987-03-17 Toshiba Ceramics Co., Ltd. Method of machining a ceramic member
US5138214A (en) * 1989-12-27 1992-08-11 Matsushita Electric Industrial Co., Ltd. Piezoelectric transducer and method of adjusting oscillation frequency thereof
US5932119A (en) 1996-01-05 1999-08-03 Lazare Kaplan International, Inc. Laser marking system
CN109986702A (en) * 2017-12-29 2019-07-09 晶石科技(中国)股份有限公司 A kind of wrist-watch sapphire glass cutting processing technique

Also Published As

Publication number Publication date
GB1446806A (en) 1976-08-18
CH564873A4 (en) 1977-08-15
NL7405284A (en) 1974-10-22
FR2226257B1 (en) 1976-10-08
JPS5014288A (en) 1975-02-14
IT1009891B (en) 1976-12-20
DE2335495A1 (en) 1975-01-02
FR2226257A1 (en) 1974-11-15
DE2335495B2 (en) 1976-07-29

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Legal Events

Date Code Title Description
PL Patent ceased