US3711659A - Loudspeaker voice coils - Google Patents
Loudspeaker voice coils Download PDFInfo
- Publication number
- US3711659A US3711659A US00107994A US3711659DA US3711659A US 3711659 A US3711659 A US 3711659A US 00107994 A US00107994 A US 00107994A US 3711659D A US3711659D A US 3711659DA US 3711659 A US3711659 A US 3711659A
- Authority
- US
- United States
- Prior art keywords
- coil
- foil
- metallic foil
- air gap
- diaphragm
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
Description
Claims (2)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10799471A | 1971-01-20 | 1971-01-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
US3711659A true US3711659A (en) | 1973-01-16 |
Family
ID=22319638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US00107994A Expired - Lifetime US3711659A (en) | 1971-01-20 | 1971-01-20 | Loudspeaker voice coils |
Country Status (1)
Country | Link |
---|---|
US (1) | US3711659A (en) |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4315112A (en) * | 1979-12-12 | 1982-02-09 | Alan Hofer | Speaker |
US4354066A (en) * | 1980-09-15 | 1982-10-12 | Necoechea Robert W | Rigid-diaphragm transducer with plural coils |
EP0112559A1 (en) * | 1982-12-24 | 1984-07-04 | International Standard Electric Corporation | Loudspeaker |
US4897877A (en) * | 1987-05-18 | 1990-01-30 | Oxford Speaker Company | Sub-woofer driver combination with dual voice coil arrangement |
EP0377143A2 (en) * | 1989-01-03 | 1990-07-11 | Nokia Unterhaltungselektronik (Deutschland) GmbH | Loudspeaker voice coil |
US5027412A (en) * | 1985-10-11 | 1991-06-25 | Pioneer Electronic Corporation | Voice coil with rectangular coil wire and foil leads |
US5040221A (en) * | 1985-11-15 | 1991-08-13 | Bose Corporation | Compact electroacoustical transducing with flat conducting tinsel leads crimped to voice coil ends |
US5123053A (en) * | 1990-07-11 | 1992-06-16 | Harman International Industries, Incorporated | Loudspeaker suspension |
US5249236A (en) * | 1989-12-01 | 1993-09-28 | Kabushiki Kaisha Kenwood | Wiring structure of loudspeaker |
US20050196012A1 (en) * | 2000-10-30 | 2005-09-08 | Babb Laboratories | Acoustic loudspeaker |
US20060039578A1 (en) * | 2004-08-17 | 2006-02-23 | Stiles Enrique M | Audio speaker with graduated voice coil windings |
US7035424B1 (en) * | 2001-05-18 | 2006-04-25 | Brandt Eugene P | Loudspeaker having an inner lead wire system and related method of protecting the lead wires |
US9942680B1 (en) * | 2016-02-22 | 2018-04-10 | Sonos, Inc. | Transducer assembly |
USD859365S1 (en) * | 2017-09-05 | 2019-09-10 | Pioneer Corporation | Speaker for automobile |
USD859366S1 (en) * | 2017-09-05 | 2019-09-10 | Pioneer Corporation | Speaker for automobile |
USD872052S1 (en) * | 2017-09-05 | 2020-01-07 | Pioneer Corporation | Speaker for automobile |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB383664A (en) * | 1931-08-07 | 1932-11-24 | Kolster Brandes Ltd | Improvements relating to coils, particularly for loud speakers |
US2445276A (en) * | 1945-05-04 | 1948-07-13 | Massa Frank | Electrodynamic loudspeaker |
-
1971
- 1971-01-20 US US00107994A patent/US3711659A/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB383664A (en) * | 1931-08-07 | 1932-11-24 | Kolster Brandes Ltd | Improvements relating to coils, particularly for loud speakers |
US2445276A (en) * | 1945-05-04 | 1948-07-13 | Massa Frank | Electrodynamic loudspeaker |
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4315112A (en) * | 1979-12-12 | 1982-02-09 | Alan Hofer | Speaker |
US4354066A (en) * | 1980-09-15 | 1982-10-12 | Necoechea Robert W | Rigid-diaphragm transducer with plural coils |
EP0112559A1 (en) * | 1982-12-24 | 1984-07-04 | International Standard Electric Corporation | Loudspeaker |
US5027412A (en) * | 1985-10-11 | 1991-06-25 | Pioneer Electronic Corporation | Voice coil with rectangular coil wire and foil leads |
US5040221A (en) * | 1985-11-15 | 1991-08-13 | Bose Corporation | Compact electroacoustical transducing with flat conducting tinsel leads crimped to voice coil ends |
US4897877A (en) * | 1987-05-18 | 1990-01-30 | Oxford Speaker Company | Sub-woofer driver combination with dual voice coil arrangement |
EP0377143A2 (en) * | 1989-01-03 | 1990-07-11 | Nokia Unterhaltungselektronik (Deutschland) GmbH | Loudspeaker voice coil |
EP0377143A3 (en) * | 1989-01-03 | 1991-07-31 | Nokia Unterhaltungselektronik (Deutschland) GmbH | Loudspeaker voice coil |
US5249236A (en) * | 1989-12-01 | 1993-09-28 | Kabushiki Kaisha Kenwood | Wiring structure of loudspeaker |
US5123053A (en) * | 1990-07-11 | 1992-06-16 | Harman International Industries, Incorporated | Loudspeaker suspension |
US20050196012A1 (en) * | 2000-10-30 | 2005-09-08 | Babb Laboratories | Acoustic loudspeaker |
US7443995B2 (en) * | 2000-10-30 | 2008-10-28 | Babb Laboratories | Acoustic loudspeaker |
US7035424B1 (en) * | 2001-05-18 | 2006-04-25 | Brandt Eugene P | Loudspeaker having an inner lead wire system and related method of protecting the lead wires |
US20080170743A1 (en) * | 2001-05-18 | 2008-07-17 | Brandt Eugene P | Loudspeaker having an inner lead wire system and related method of protecting the lead wires |
US20060039578A1 (en) * | 2004-08-17 | 2006-02-23 | Stiles Enrique M | Audio speaker with graduated voice coil windings |
US7492918B2 (en) * | 2004-08-17 | 2009-02-17 | Step Technologies Inc. | Audio speaker with graduated voice coil windings |
US9942680B1 (en) * | 2016-02-22 | 2018-04-10 | Sonos, Inc. | Transducer assembly |
US10560793B2 (en) | 2016-02-22 | 2020-02-11 | Sonos, Inc. | Transducer assembly |
USD859365S1 (en) * | 2017-09-05 | 2019-09-10 | Pioneer Corporation | Speaker for automobile |
USD859366S1 (en) * | 2017-09-05 | 2019-09-10 | Pioneer Corporation | Speaker for automobile |
USD872052S1 (en) * | 2017-09-05 | 2020-01-07 | Pioneer Corporation | Speaker for automobile |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: ALTEC LANSING CORPORATION, 101 COLLEGE ROAD, EAST, Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:ALTEC CORPORATION;REEL/FRAME:004441/0472 Effective date: 19850715 |
|
AS | Assignment |
Owner name: MARINE MIDLAND BANK, N.A.,NEW YORK Free format text: SECURITY INTEREST;ASSIGNOR:ALTEC LANSING CORPORATION;REEL/FRAME:004761/0630 Effective date: 19870416 Owner name: MARINE MIDLAND BANK, N.A., ONE MARINE MIDLAND CENT Free format text: SECURITY INTEREST;ASSIGNOR:ALTEC LANSING CORPORATION;REEL/FRAME:004761/0630 Effective date: 19870416 |
|
AS | Assignment |
Owner name: ALTEC LANSING CORPORATION Free format text: RELEASED BY SECURED PARTY;ASSIGNOR:MARINE MIDLAND BANK, N.A., AS AGENT;REEL/FRAME:005041/0028 Effective date: 19880223 |