SE342962B - - Google Patents
Info
- Publication number
- SE342962B SE342962B SE15045/67A SE1504567A SE342962B SE 342962 B SE342962 B SE 342962B SE 15045/67 A SE15045/67 A SE 15045/67A SE 1504567 A SE1504567 A SE 1504567A SE 342962 B SE342962 B SE 342962B
- Authority
- SE
- Sweden
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
-
- 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
-
- 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
- H04R7/12—Non-planar diaphragms or cones
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3178766 | 1966-04-06 | ||
JP2474666 | 1966-04-19 | ||
JP2474566 | 1966-04-19 | ||
JP4106566U JPS4427432Y1 (de) | 1966-05-03 | 1966-05-03 | |
JP6461866U JPS459353Y1 (de) | 1966-07-07 | 1966-07-07 | |
JP7254766 | 1966-11-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE342962B true SE342962B (de) | 1972-02-21 |
Family
ID=27549208
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE15045/67A SE342962B (de) | 1966-04-06 | 1967-11-02 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3464514A (de) |
AT (1) | AT301644B (de) |
DE (1) | DE1299041B (de) |
FR (1) | FR1517610A (de) |
GB (1) | GB1186722A (de) |
NL (1) | NL144117B (de) |
NO (1) | NO119596B (de) |
SE (1) | SE342962B (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3979566A (en) * | 1973-12-12 | 1976-09-07 | Erazm Alfred Willy | Electromagnetic transducer |
GB1510797A (en) * | 1974-11-28 | 1978-05-17 | Bertagni J | Diaphragm for use in an electroacoustic transducer |
GB1563511A (en) * | 1976-03-19 | 1980-03-26 | Harwood H | Diaphragms for electroacoustic transducers |
DE3024728C2 (de) * | 1979-06-30 | 1982-12-23 | Pioneer Electronic Corp., Tokyo | Treibereinrichtung für eine Lautsprecheranordnung |
US4581496A (en) * | 1979-09-04 | 1986-04-08 | Emhart Industries, Inc. | Diaphragm for attenuating harmonic response in an electroacoustic transducer |
GB2182823A (en) * | 1985-11-07 | 1987-05-20 | Midlen Trading Corp | Diaphragm and driver for a loudspeaker |
US4761817A (en) * | 1986-01-27 | 1988-08-02 | Harman International Industries, Incorporated | Diaphragm structure for a transducer |
US4928312A (en) * | 1988-10-17 | 1990-05-22 | Amel Hill | Acoustic transducer |
GB2360665B (en) * | 1998-06-22 | 2003-01-15 | Slab Technology Ltd | Loudspeakers |
GB2373476B (en) * | 2001-01-29 | 2007-09-05 | Goodmans Loudspeakers Ltd | Loudspeaker diaphragm and method of manufacture thereof |
KR100842606B1 (ko) * | 2002-04-12 | 2008-07-01 | 엘지전자 주식회사 | 저 왜율 유선형 진동판을 갖는 스피커 |
US7177440B2 (en) * | 2002-12-31 | 2007-02-13 | Step Technologies Inc. | Electromagnetic transducer with asymmetric diaphragm |
US20050084127A1 (en) * | 2003-09-18 | 2005-04-21 | Norton John M. | Audio loudspeaker enclosure |
US7845461B2 (en) * | 2007-08-10 | 2010-12-07 | Victor Company Of Japan, Limited | Acoustic diaphragm and speaker |
WO2009080055A1 (en) * | 2007-12-20 | 2009-07-02 | Scan-Speak A/S | Asymmetric reinforcement of a membrane |
GB2489700B (en) * | 2011-04-04 | 2013-09-18 | Canon Kk | Method and device for controlling the vibration modes of a vibrating support |
US9369810B2 (en) * | 2012-09-26 | 2016-06-14 | Kyocera Corporation | Acoustic generator, acoustic generation device, and electronic device |
US9628917B2 (en) | 2014-07-23 | 2017-04-18 | Bose Corporation | Sound producing system |
IT201600082006A1 (it) | 2016-08-03 | 2018-02-03 | Enrico Ciresa S R L | Accessorio diffusore di suoni |
US11974111B2 (en) | 2019-07-29 | 2024-04-30 | Polk Audio, Llc | Loudspeaker cone with raised curved protrusions and method for controlling resonant modes |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1990409A (en) * | 1932-02-19 | 1935-02-05 | Neville Athol Ernest | Acoustical diaphragm |
DE900228C (de) * | 1937-01-20 | 1953-12-21 | Dr Emil Podszus | Membran grosser Steifigkeit fuer Tonwiedergabe |
DE835757C (de) * | 1949-10-26 | 1952-04-03 | Klangfilm G M B H | Kalottenmembran fuer Trichterlautsprecher |
USRE24141E (en) * | 1952-10-25 | 1956-04-10 | Method of making the same | |
US2905260A (en) * | 1955-02-24 | 1959-09-22 | Muter Company | Loud speaker diaphragm |
US2960177A (en) * | 1957-11-25 | 1960-11-15 | Hawley Products Co | Acoustical devices |
GB852006A (en) * | 1957-11-25 | 1960-10-19 | Hawley Products Co | Improvements in or relating to loudspeaker diaphragms |
US3180945A (en) * | 1961-09-22 | 1965-04-27 | Wm H Welsh Co Inc | Loudspeaker |
BE623239A (de) * | 1961-10-04 | |||
BE626876A (de) * | 1962-01-15 | |||
US3247925A (en) * | 1962-03-08 | 1966-04-26 | Lord Corp | Loudspeaker |
-
1967
- 1967-02-17 DE DEN30028A patent/DE1299041B/de not_active Withdrawn
- 1967-02-23 NL NL676702816A patent/NL144117B/xx not_active IP Right Cessation
- 1967-03-09 GB GB01216/67A patent/GB1186722A/en not_active Expired
- 1967-03-16 AT AT257167A patent/AT301644B/de not_active IP Right Cessation
- 1967-04-05 FR FR101622A patent/FR1517610A/fr not_active Expired
- 1967-09-25 US US670045A patent/US3464514A/en not_active Expired - Lifetime
- 1967-11-02 SE SE15045/67A patent/SE342962B/xx unknown
- 1967-11-02 NO NO170375A patent/NO119596B/no unknown
Also Published As
Publication number | Publication date |
---|---|
AT301644B (de) | 1972-09-11 |
NO119596B (de) | 1970-06-08 |
NL144117B (nl) | 1974-11-15 |
FR1517610A (fr) | 1968-03-15 |
US3464514A (en) | 1969-09-02 |
DE1299041B (de) | 1969-07-10 |
GB1186722A (en) | 1970-04-02 |
NL6702816A (de) | 1967-10-09 |