FR1215390A - Acoustic diaphragm - Google Patents

Acoustic diaphragm

Info

Publication number
FR1215390A
FR1215390A FR780046A FR780046A FR1215390A FR 1215390 A FR1215390 A FR 1215390A FR 780046 A FR780046 A FR 780046A FR 780046 A FR780046 A FR 780046A FR 1215390 A FR1215390 A FR 1215390A
Authority
FR
France
Prior art keywords
acoustic diaphragm
diaphragm
acoustic
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
Application number
FR780046A
Other languages
French (fr)
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.)
Hawley Products Co
Original Assignee
Hawley Products 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
Application filed by Hawley Products Co filed Critical Hawley Products Co
Application granted granted Critical
Publication of FR1215390A publication Critical patent/FR1215390A/en
Expired legal-status Critical Current

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
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/14—Non-planar diaphragms or cones corrugated, pleated or ribbed

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
FR780046A 1957-11-25 1958-11-25 Acoustic diaphragm Expired FR1215390A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US698467A US2962109A (en) 1957-11-25 1957-11-25 Acoustical devices

Publications (1)

Publication Number Publication Date
FR1215390A true FR1215390A (en) 1960-04-19

Family

ID=24805376

Family Applications (1)

Application Number Title Priority Date Filing Date
FR780046A Expired FR1215390A (en) 1957-11-25 1958-11-25 Acoustic diaphragm

Country Status (3)

Country Link
US (1) US2962109A (en)
FR (1) FR1215390A (en)
GB (1) GB876427A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3342286A (en) * 1966-06-22 1967-09-19 Motorola Inc Compliance activated multi-diaphragm

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1930328A (en) * 1933-01-25 1933-10-10 Tichenor Sound reproducing diaphragm
US2020705A (en) * 1933-06-12 1935-11-12 Willebald C Stenger Acoustical diaphragm and mounting means
US2685935A (en) * 1949-05-20 1954-08-10 Hawley Products Co Acoustic diaphragm
US2820527A (en) * 1956-08-16 1958-01-21 Philco Corp Transducers

Also Published As

Publication number Publication date
GB876427A (en) 1961-08-30
US2962109A (en) 1960-11-29

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