FI863304A0 - FARING EQUIPMENT FOR ELECTRICAL FRAMEWORK AND ELECTRICAL INSTALLATION. - Google Patents

FARING EQUIPMENT FOR ELECTRICAL FRAMEWORK AND ELECTRICAL INSTALLATION.

Info

Publication number: FI863304A0
Authority: FI; Finland
Prior art keywords: electrical; framework; installation; faring equipment; faring
Prior art date: 1984-12-20

Application number

FI863304A

Other languages

Finnish (fi)

Other versions

FI863304L (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.)

1984-12-20

Filing date

1986-08-15

Publication date

1986-08-15

1984-12-20 Priority claimed from US06/684,389 external-priority patent/US4703510A/en

1984-12-20 Priority claimed from US06/684,379 external-priority patent/US4604792A/en

1986-08-15 Application filed by Lff & Ass filed Critical Lff & Ass

1986-08-15 Publication of FI863304A0 publication Critical patent/FI863304A0/en

1986-08-15 Publication of FI863304L publication Critical patent/FI863304L/en

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)
Piezo-Electric Transducers For Audible Bands (AREA)
Transducers For Ultrasonic Waves (AREA)

FI863304A 1984-12-20 1986-08-15 FOERFARANDE OCH ANORDNING FOER FRAMSTAELLNING AV EN ELEKTROAKUSTISK OMVANDLARANORDNINGAR. FI863304L (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 true FI863304A0 (en)	1986-08-15
FI863304L FI863304L (en)	1986-08-15

Family

ID=27103307

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI863304A FI863304L (en)	1984-12-20	1986-08-15	FOERFARANDE OCH ANORDNING FOER FRAMSTAELLNING AV EN ELEKTROAKUSTISK OMVANDLARANORDNINGAR.

Country Status (6)

Country	Link
EP (1)	EP0214958A4 (en)
AU (1)	AU573776B2 (en)
BR (1)	BR8507134A (en)
FI (1)	FI863304L (en)
NO (1)	NO863207D0 (en)
WO (1)	WO1986003928A1 (en)

Families Citing this family (3)

* 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
CN113099360A (en) *	2020-01-08	2021-07-09	宁波升亚电子有限公司	Loudspeaker and assembling method thereof

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.

1985
- 1985-01-07 EP EP19850900844 patent/EP0214958A4/en not_active Withdrawn
- 1985-01-07 AU AU38359/85A patent/AU573776B2/en not_active Ceased
- 1985-01-07 WO PCT/US1985/000018 patent/WO1986003928A1/en not_active Application Discontinuation
- 1985-01-07 BR BR8507134A patent/BR8507134A/en unknown
1986
- 1986-08-08 NO NO1986863207A patent/NO863207D0/en unknown
- 1986-08-15 FI FI863304A patent/FI863304L/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
EP0214958A1 (en)	1987-03-25
AU3835985A (en)	1986-07-22
BR8507134A (en)	1987-07-14
EP0214958A4 (en)	1988-06-23
NO863207L (en)	1986-08-08
AU573776B2 (en)	1988-06-23
NO863207D0 (en)	1986-08-08
WO1986003928A1 (en)	1986-07-03
FI863304L (en)	1986-08-15

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Legal Events

Date	Code	Title	Description
2004-08-31	FD	Application lapsed	Owner name: LFF AND ASSOCIATES