FR2226257B1 - - Google Patents

Info

Publication number
FR2226257B1
FR2226257B1 FR7413491A FR7413491A FR2226257B1 FR 2226257 B1 FR2226257 B1 FR 2226257B1 FR 7413491 A FR7413491 A FR 7413491A FR 7413491 A FR7413491 A FR 7413491A FR 2226257 B1 FR2226257 B1 FR 2226257B1
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
FR7413491A
Other languages
French (fr)
Other versions
FR2226257A1 (de
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.)
Lasag AG
Original Assignee
Lasag AG
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 Lasag AG filed Critical Lasag AG
Publication of FR2226257A1 publication Critical patent/FR2226257A1/fr
Application granted granted Critical
Publication of FR2226257B1 publication Critical patent/FR2226257B1/fr
Expired legal-status Critical Current

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)
FR7413491A 1973-04-19 1974-04-18 Expired FR2226257B1 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2226257A1 FR2226257A1 (de) 1974-11-15
FR2226257B1 true FR2226257B1 (de) 1976-10-08

Family

ID=4297103

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7413491A Expired FR2226257B1 (de) 1973-04-19 1974-04-18

Country Status (7)

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

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4875924A (de) * 1972-01-12 1973-10-12
JPS5199219U (de) * 1975-02-08 1976-08-09
JPS5199220U (de) * 1975-02-08 1976-08-09
FR2319242A1 (fr) * 1975-07-25 1977-02-18 Thomson Csf Procede et systeme de controle de l'usinage, par un faisceau de particules chargees d'un substrat piezo-electrique
JPS5215285A (en) * 1975-07-25 1977-02-04 Seiko Instr & Electronics Ltd Method of processing piezo-electric oscillator
CH588169A5 (de) * 1975-09-12 1977-05-31 Suisse Horlogerie
JPS5759649Y2 (de) * 1976-12-24 1982-12-20
CH630747A5 (fr) * 1979-01-18 1982-06-30 Ebauches Sa Procede d'ajustement de la frequence d'un resonateur et resonateur a frequence ajustee obtenu par la mise en oeuvre de ce procede.
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 (fr) * 1983-12-28 1986-04-11 Lefevre Rene Procede de realisation de dispositifs piezoelectriques miniatures utilisant un usinage par laser et dispositifs obtenus par ce procede
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 (zh) * 2017-12-29 2019-07-09 晶石科技(中国)股份有限公司 一种手表蓝宝石玻璃切割加工工艺

Also Published As

Publication number Publication date
GB1446806A (en) 1976-08-18
CH564873A4 (en) 1977-08-15
NL7405284A (de) 1974-10-22
JPS5014288A (de) 1975-02-14
IT1009891B (it) 1976-12-20
DE2335495A1 (de) 1975-01-02
FR2226257A1 (de) 1974-11-15
DE2335495B2 (de) 1976-07-29
CH604268B5 (de) 1978-08-31

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Legal Events

Date Code Title Description
ST Notification of lapse