FI863304A - FARING EQUIPMENT FOR ELECTRICAL FRAMEWORK AND ELECTRICAL INSTALLATION. - Google Patents

FARING EQUIPMENT FOR ELECTRICAL FRAMEWORK AND ELECTRICAL INSTALLATION. Download PDF

Info

Publication number
FI863304A
FI863304A FI863304A FI863304A FI863304A FI 863304 A FI863304 A FI 863304A FI 863304 A FI863304 A FI 863304A FI 863304 A FI863304 A FI 863304A FI 863304 A FI863304 A FI 863304A
Authority
FI
Finland
Prior art keywords
electrical
framework
installation
faring equipment
faring
Prior art date
Application number
FI863304A
Other languages
Finnish (fi)
Other versions
FI863304A0 (en
Inventor
David A Larson
Original Assignee
Lff & Ass
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 US06/684,389 external-priority patent/US4703510A/en
Priority claimed from US06/684,379 external-priority patent/US4604792A/en
Application filed by Lff & Ass filed Critical Lff & Ass
Publication of FI863304A0 publication Critical patent/FI863304A0/en
Publication of FI863304A publication Critical patent/FI863304A/en

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
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction
    • H04R9/047—Construction in which the windings of the moving coil lay in the same plane
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/006—Interconnection of transducer parts
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
FI863304A 1984-12-20 1986-08-15 FARING EQUIPMENT FOR ELECTRICAL FRAMEWORK AND ELECTRICAL INSTALLATION. FI863304A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US06/684,389 US4703510A (en) 1982-06-17 1984-12-20 Electro-acoustic transducer with diaphragm and blank therefor
US06/684,379 US4604792A (en) 1984-12-20 1984-12-20 Method for making electro-acoustic transducer apparatus
PCT/US1985/000018 WO1986003928A1 (en) 1984-12-20 1985-01-07 Method and devices for making electro-acoustic transducer apparatus

Publications (2)

Publication Number Publication Date
FI863304A0 FI863304A0 (en) 1986-08-15
FI863304A true FI863304A (en) 1986-08-15

Family

ID=27103307

Family Applications (1)

Application Number Title Priority Date Filing Date
FI863304A FI863304A (en) 1984-12-20 1986-08-15 FARING EQUIPMENT FOR ELECTRICAL FRAMEWORK AND ELECTRICAL INSTALLATION.

Country Status (6)

Country Link
EP (1) EP0214958A4 (en)
AU (1) AU573776B2 (en)
BR (1) BR8507134A (en)
FI (1) FI863304A (en)
NO (1) NO863207D0 (en)
WO (1) WO1986003928A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0214958A4 (en) * 1984-12-20 1988-06-23 Lff & Ass Method and devices for making electro-acoustic transducer apparatus.
WO2001019137A1 (en) * 1999-09-03 2001-03-15 Sonigistix Corporation Method and assembly for manufacturing acoustic transducers

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2624390A (en) * 1950-01-30 1953-01-06 Magee Carpet Co Method and apparatus for making pile fabrics
DE1153421B (en) * 1959-01-14 1963-08-29 Peiker Acustic Fabrik Elektroa Electrodynamic sound device
US3290205A (en) * 1962-04-18 1966-12-06 Tri Wall Containers Inc Method of making corrugated fibre board and products obtained thereby
US3575768A (en) * 1968-04-01 1971-04-20 Budd Co Machine for making corrugated fibre
SE356254B (en) * 1969-03-11 1973-05-21 C Munters
US4037061A (en) * 1975-11-13 1977-07-19 Electro Audio Dynamics, Inc. Planar pattern voice coil audio transducer
US4276449A (en) * 1978-06-01 1981-06-30 Tadashi Sawafuji Speaker or microphone having corrugated diaphragm with conductors thereon
US4251311A (en) * 1978-10-10 1981-02-17 Lemelson Jerome H Button assembly apparatus
US4227952A (en) * 1979-04-16 1980-10-14 Sabee Products, Inc. Method and apparatus for making diapers with elastic bands
FR2477821A1 (en) * 1980-03-06 1981-09-11 3A Art Acoustique Appliquee Sa ELECTRODYNAMIC SPEAKER
US4604792A (en) * 1984-12-20 1986-08-12 Lff & Associates Method for making electro-acoustic transducer apparatus
EP0214958A4 (en) * 1984-12-20 1988-06-23 Lff & Ass Method and devices for making electro-acoustic transducer apparatus.

Also Published As

Publication number Publication date
AU3835985A (en) 1986-07-22
EP0214958A1 (en) 1987-03-25
NO863207L (en) 1986-08-08
NO863207D0 (en) 1986-08-08
WO1986003928A1 (en) 1986-07-03
FI863304A0 (en) 1986-08-15
AU573776B2 (en) 1988-06-23
BR8507134A (en) 1987-07-14
EP0214958A4 (en) 1988-06-23

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: LFF AND ASSOCIATES