JPS56169993A - Manufacture for multilayer metallic diaphragm plate - Google Patents

Manufacture for multilayer metallic diaphragm plate

Info

Publication number
JPS56169993A
JPS56169993A JP7400780A JP7400780A JPS56169993A JP S56169993 A JPS56169993 A JP S56169993A JP 7400780 A JP7400780 A JP 7400780A JP 7400780 A JP7400780 A JP 7400780A JP S56169993 A JPS56169993 A JP S56169993A
Authority
JP
Japan
Prior art keywords
metal
diaphragm
metals
shape
tool
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.)
Granted
Application number
JP7400780A
Other languages
English (en)
Other versions
JPS6333760B2 (ja
Inventor
Katsumi Kinoshita
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Priority to JP7400780A priority Critical patent/JPS56169993A/ja
Publication of JPS56169993A publication Critical patent/JPS56169993A/ja
Publication of JPS6333760B2 publication Critical patent/JPS6333760B2/ja
Granted 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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers
    • H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Physical Vapour Deposition (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
JP7400780A 1980-06-02 1980-06-02 Manufacture for multilayer metallic diaphragm plate Granted JPS56169993A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7400780A JPS56169993A (en) 1980-06-02 1980-06-02 Manufacture for multilayer metallic diaphragm plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7400780A JPS56169993A (en) 1980-06-02 1980-06-02 Manufacture for multilayer metallic diaphragm plate

Publications (2)

Publication Number Publication Date
JPS56169993A true JPS56169993A (en) 1981-12-26
JPS6333760B2 JPS6333760B2 (ja) 1988-07-06

Family

ID=13534583

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7400780A Granted JPS56169993A (en) 1980-06-02 1980-06-02 Manufacture for multilayer metallic diaphragm plate

Country Status (1)

Country Link
JP (1) JPS56169993A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5936498A (ja) * 1982-08-23 1984-02-28 Sansui Electric Co スピ−カ用振動板およびその製造方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2838752B1 (fr) * 2002-04-22 2005-02-25 Snecma Moteurs Procede de formation d'un revetement ceramique sur un substrat par depot physique en phase vapeur sous faisceau d'electrons

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50119777A (ja) * 1974-03-05 1975-09-19
JPS5568796A (en) * 1978-11-20 1980-05-23 Pioneer Electronic Corp Manufacture of speaker diaphragm

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50119777A (ja) * 1974-03-05 1975-09-19
JPS5568796A (en) * 1978-11-20 1980-05-23 Pioneer Electronic Corp Manufacture of speaker diaphragm

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5936498A (ja) * 1982-08-23 1984-02-28 Sansui Electric Co スピ−カ用振動板およびその製造方法

Also Published As

Publication number Publication date
JPS6333760B2 (ja) 1988-07-06

Similar Documents

Publication Publication Date Title
JPS56169993A (en) Manufacture for multilayer metallic diaphragm plate
JPS5711598A (en) Acoustic diaphragm
JPS5514283A (en) Manufacturing method of recording ink jetting head
EP1323843A3 (en) method for manufacturing an alloying-treated iron-zinc alloy dip-plated steel sheet excellent in press-formability
AU628549B2 (en) Wire drawing die
ES469142A1 (es) Disposicion de union que comprende al menos un soporte y al menos una membrana electricamente aislante, y dispositivo correspondiente.
CA2046288A1 (en) Zinc-base galvanized sheet steel excellent in press-formability, phosphatability, etc. and process for producing the same
ES2045336T3 (es) Procedimiento para hacer embocaduras en piezas de chapa.
JPS56127796A (en) Novel welded can and production thereof
JPS5478690A (en) Crystal vibrator
JPS5714279A (en) Diaphragm plate for speaker
JPS6465252A (en) Aluminum-plated steel sheet and its production
JPS5684472A (en) Forming method of coating
JPS57121976A (en) Construction of car body outer plate in automobile
JPS6430971A (en) Gasket and method of forming gasket
JPS5528362A (en) Molten zinc resistant material
JPS5736436A (en) Production of magnetic recording medium
JPS5722232A (en) Reflection type screen
JPS5546636A (en) Vibrator
Blaich Forming of Aluminum Alloy Sheet Metal
JPS6462213A (en) Diamond coated die for wire drawing
Weiser Cathode sputtering- Adherence of silver films on copper
JPS56109016A (en) Tuning fork type piezoelectric oscillator
JPH07278785A (ja) 薄膜パターン形成装置
JPS53102855A (en) Forge welding method for metallic material