US1707617A - Sound-reproducing apparatus - Google Patents

Sound-reproducing apparatus Download PDF

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Publication number
US1707617A
US1707617A US1483A US148325A US1707617A US 1707617 A US1707617 A US 1707617A US 1483 A US1483 A US 1483A US 148325 A US148325 A US 148325A US 1707617 A US1707617 A US 1707617A
Authority
US
United States
Prior art keywords
diaphragm
air gap
actuating
sound
coil
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
Application number
US1483A
Other languages
English (en)
Inventor
Edward W Kellogg
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.)
General Electric Co
Original Assignee
General Electric Co
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 to FR34820D priority Critical patent/FR34820E/fr
Priority to BE356544D priority patent/BE356544A/fr
Priority to BE407588D priority patent/BE407588A/fr
Priority to BE395418D priority patent/BE395418A/fr
Priority to BE344490D priority patent/BE344490A/fr
Priority to BE413710D priority patent/BE413710A/fr
Priority to BE358497D priority patent/BE358497A/fr
Priority to BE379661D priority patent/BE379661A/fr
Priority to BE417596D priority patent/BE417596A/fr
Priority to BE347485D priority patent/BE347485A/fr
Priority to BE331748D priority patent/BE331748A/xx
Application filed by General Electric Co filed Critical General Electric Co
Priority to US1483A priority patent/US1707617A/en
Priority to DER64584D priority patent/DE548195C/de
Priority to FR610959D priority patent/FR610959A/fr
Priority to GB704/26A priority patent/GB245796A/en
Priority to FR31813D priority patent/FR31813E/fr
Priority to FR33945D priority patent/FR33945E/fr
Priority to GB32252/27A priority patent/GB310759A/en
Priority to FR35605D priority patent/FR35605E/fr
Priority to FR35978D priority patent/FR35978E/fr
Priority to FR36325D priority patent/FR36325E/fr
Priority to FR36705D priority patent/FR36705E/fr
Priority to FR37083D priority patent/FR37083E/fr
Priority to FR37084D priority patent/FR37084E/fr
Priority to FR37086D priority patent/FR37086E/fr
Priority to FR37085D priority patent/FR37085E/fr
Application granted granted Critical
Publication of US1707617A publication Critical patent/US1707617A/en
Priority to FR37102D priority patent/FR37102E/fr
Priority to FR40254D priority patent/FR40254E/fr
Priority to FR43362D priority patent/FR43362E/fr
Priority to FR43759D priority patent/FR43759E/fr
Priority to FR46228D priority patent/FR46228E/fr
Priority to FR47049D priority patent/FR47049E/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • H04R9/025—Magnetic circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/02—Loudspeakers
    • 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
    • H04R7/122—Non-planar diaphragms or cones 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
    • H04R7/14—Non-planar diaphragms or cones corrugated, pleated or ribbed
    • 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
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
    • 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
    • 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
    • H04R9/041—Centering
    • H04R9/042—Centering by pressurised air
    • 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
    • H04R9/045—Mounting
    • 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
    • H04R9/06—Loudspeakers
    • H04R9/063—Loudspeakers using a plurality of acoustic drivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Electromechanical Clocks (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
US1483A 1925-01-09 1925-01-09 Sound-reproducing apparatus Expired - Lifetime US1707617A (en)

Priority Applications (32)

Application Number Priority Date Filing Date Title
BE417596D BE417596A (US06262066-20010717-C00424.png) 1925-01-09
BE395418D BE395418A (US06262066-20010717-C00424.png) 1925-01-09
BE356544D BE356544A (US06262066-20010717-C00424.png) 1925-01-09
BE413710D BE413710A (US06262066-20010717-C00424.png) 1925-01-09
BE358497D BE358497A (US06262066-20010717-C00424.png) 1925-01-09
BE331748D BE331748A (US06262066-20010717-C00424.png) 1925-01-09
FR34820D FR34820E (US06262066-20010717-C00424.png) 1925-01-09
BE344490D BE344490A (US06262066-20010717-C00424.png) 1925-01-09
BE379661D BE379661A (US06262066-20010717-C00424.png) 1925-01-09
BE347485D BE347485A (US06262066-20010717-C00424.png) 1925-01-09
BE407588D BE407588A (US06262066-20010717-C00424.png) 1925-01-09
US1483A US1707617A (en) 1925-01-09 1925-01-09 Sound-reproducing apparatus
DER64584D DE548195C (de) 1925-01-09 1925-06-13 Elektrodynamischer Lautsprecher mit grossflaechigem Schallstrahler
FR610959D FR610959A (fr) 1925-01-09 1926-01-07 Perfectionnements aux appareils producteurs de sons
GB704/26A GB245796A (en) 1925-01-09 1926-01-09 Sound-reproducing apparatus such as loud-speakers
FR31813D FR31813E (fr) 1925-01-09 1926-04-15 Perfectionnements aux appareils producteurs de sons
FR33945D FR33945E (fr) 1925-01-09 1927-07-29 Perfectionnements aux appareils producteurs de sons
GB32252/27A GB310759A (en) 1925-01-09 1927-11-30 Improvements relating to electro-magnetic acoustic devices
FR35605D FR35605E (fr) 1925-01-09 1928-07-11 Perfectionnements aux appareils producteurs de sons
FR35978D FR35978E (fr) 1925-01-09 1928-09-19 Perfectionnements aux appareils producteurs de sons
FR36325D FR36325E (fr) 1925-01-09 1928-11-29 Perfectionnements aux appareils producteurs de sons
FR36705D FR36705E (fr) 1925-01-09 1928-12-01 Perfectionnements aux appareils producteurs de sons
FR37083D FR37083E (fr) 1925-01-09 1929-02-08 Perfectionnements aux appareils producteurs de sons
FR37084D FR37084E (fr) 1925-01-09 1929-02-16 Perfectionnements aux appareils producteurs de sons
FR37086D FR37086E (fr) 1925-01-09 1929-02-19 Perfectionnements aux appareils producteurs de sons
FR37085D FR37085E (fr) 1925-01-09 1929-02-19 Perfectionnements aux appareils producteurs de sons
FR37102D FR37102E (fr) 1925-01-09 1929-05-17 Perfectionnements aux appareils producteurs de sons
FR40254D FR40254E (fr) 1925-01-09 1931-05-07 Perfectionnements aux appareils producteurs de sons
FR43362D FR43362E (fr) 1925-01-09 1933-01-21 Perfectionnements aux appareils producteurs de sons
FR43759D FR43759E (fr) 1925-01-09 1933-04-26 Perfectionnements aux appareils producteurs de sons
FR46228D FR46228E (fr) 1925-01-09 1934-12-27 Perfectionnements aux appareils producteurs de sons
FR47049D FR47049E (fr) 1925-01-09 1936-02-06 Perfectionnements aux appareils producteurs de sons

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1483A US1707617A (en) 1925-01-09 1925-01-09 Sound-reproducing apparatus

Publications (1)

Publication Number Publication Date
US1707617A true US1707617A (en) 1929-04-02

Family

ID=21696234

Family Applications (1)

Application Number Title Priority Date Filing Date
US1483A Expired - Lifetime US1707617A (en) 1925-01-09 1925-01-09 Sound-reproducing apparatus

Country Status (5)

Country Link
US (1) US1707617A (US06262066-20010717-C00424.png)
BE (2) BE331748A (US06262066-20010717-C00424.png)
DE (1) DE548195C (US06262066-20010717-C00424.png)
FR (9) FR610959A (US06262066-20010717-C00424.png)
GB (2) GB245796A (US06262066-20010717-C00424.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6639994B1 (en) 2000-08-16 2003-10-28 Jl Audio, Inc. Loudspeaker having adjustable motor strength
US20060147076A1 (en) * 2003-02-10 2006-07-06 Patrick Hoffmann Electrodynamic acoustic transducer
CN102026067A (zh) * 2011-01-12 2011-04-20 常州声泰龙电子音响有限公司 扬声器及其振动部件

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2498825A (en) * 1943-09-15 1950-02-28 Hartford Nat Bank & Trust Comp Moving coil transducer and enclosure
US2547565A (en) * 1946-09-26 1951-04-03 Wright Zimmerman Inc Speaker having a tubular pot
US8295536B2 (en) 2010-03-31 2012-10-23 Bose Corporation Moving magnet levered loudspeaker
US8295537B2 (en) 2010-03-31 2012-10-23 Bose Corporation Loudspeaker moment and torque balancing
US9055370B2 (en) 2012-08-31 2015-06-09 Bose Corporation Vibration-reducing passive radiators

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6639994B1 (en) 2000-08-16 2003-10-28 Jl Audio, Inc. Loudspeaker having adjustable motor strength
US20060147076A1 (en) * 2003-02-10 2006-07-06 Patrick Hoffmann Electrodynamic acoustic transducer
US7426281B2 (en) 2003-02-10 2008-09-16 Rötelzeichnung Holding A.G. Electrodynamic acoustic transducer
CN102026067A (zh) * 2011-01-12 2011-04-20 常州声泰龙电子音响有限公司 扬声器及其振动部件
CN102026067B (zh) * 2011-01-12 2013-07-24 常州声泰龙电子音响有限公司 扬声器及其振动部件

Also Published As

Publication number Publication date
FR46228E (fr) 1936-04-02
FR37084E (fr) 1930-10-15
FR35605E (fr) 1930-03-26
GB245796A (en) 1927-04-11
FR610959A (fr) 1926-08-17
FR36705E (fr) 1930-09-03
BE356544A (US06262066-20010717-C00424.png)
GB310759A (en) 1929-04-30
FR37086E (fr) 1930-10-15
DE548195C (de) 1932-04-08
FR43362E (fr) 1934-05-11
FR43759E (fr) 1934-08-29
BE331748A (US06262066-20010717-C00424.png)
FR36325E (fr) 1930-05-08

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