US1844014A - Acoustic instrument - Google Patents

Acoustic instrument Download PDF

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Publication number
US1844014A
US1844014A US292444A US29244428A US1844014A US 1844014 A US1844014 A US 1844014A US 292444 A US292444 A US 292444A US 29244428 A US29244428 A US 29244428A US 1844014 A US1844014 A US 1844014A
Authority
US
United States
Prior art keywords
acoustic instrument
edge
poftion
diaphragin
vievv
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
US292444A
Other languages
English (en)
Inventor
Linsell Alfred Aubyn
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.)
RCA Corp
Original Assignee
RCA Corp
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
Application filed by RCA Corp filed Critical RCA Corp
Application granted granted Critical
Publication of US1844014A publication Critical patent/US1844014A/en
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; ELECTRIC HEARING AIDS; 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

Definitions

  • ThiS invention reloteS to 8ooustic instr11- InentS, afld iS )a rtio111arly o Plicable to loud S eokers gra11o honeS ond the like.

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Adhesives Or Adhesive Processes (AREA)
US292444A 1927-08-30 1928-07-13 Acoustic instrument Expired - Lifetime US1844014A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB22779/27A GB303189A (en) 1927-08-30 1927-08-30 Improvements in or relating to acoustic instruments

Publications (1)

Publication Number Publication Date
US1844014A true US1844014A (en) 1932-02-09

Family

ID=10184938

Family Applications (1)

Application Number Title Priority Date Filing Date
US292444A Expired - Lifetime US1844014A (en) 1927-08-30 1928-07-13 Acoustic instrument

Country Status (3)

Country Link
US (1) US1844014A (fr)
FR (1) FR659355A (fr)
GB (1) GB303189A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2905259A (en) * 1957-05-31 1959-09-22 Joseph D Carrabino Tubular speaker housing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2905259A (en) * 1957-05-31 1959-09-22 Joseph D Carrabino Tubular speaker housing

Also Published As

Publication number Publication date
GB303189A (en) 1928-12-31
FR659355A (fr) 1929-06-27

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