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US1001968A - Acoustic diaphragm. - Google Patents

Acoustic diaphragm. Download PDF

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Publication number
US1001968A
US1001968A US62861111A US1911628611A US1001968A US 1001968 A US1001968 A US 1001968A US 62861111 A US62861111 A US 62861111A US 1911628611 A US1911628611 A US 1911628611A US 1001968 A US1001968 A US 1001968A
Authority
US
United States
Prior art keywords
acoustic diaphragm
acoustic
diaphragm
ratentedaugfzalml
diaphbagm
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
US62861111A
Inventor
John H Massey
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to US62861111A priority Critical patent/US1001968A/en
Application granted granted Critical
Publication of US1001968A publication Critical patent/US1001968A/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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Air Bags (AREA)

Description

J. H. MASSEY.
ACOUSTIC DIAPHBAGM. l
APPLTMTION rILBD MAYzz, 1911.
1,001,968. r ratentedAugfzalml.
US62861111A 1911-05-22 1911-05-22 Acoustic diaphragm. Expired - Lifetime US1001968A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US62861111A US1001968A (en) 1911-05-22 1911-05-22 Acoustic diaphragm.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62861111A US1001968A (en) 1911-05-22 1911-05-22 Acoustic diaphragm.

Publications (1)

Publication Number Publication Date
US1001968A true US1001968A (en) 1911-08-29

Family

ID=3070290

Family Applications (1)

Application Number Title Priority Date Filing Date
US62861111A Expired - Lifetime US1001968A (en) 1911-05-22 1911-05-22 Acoustic diaphragm.

Country Status (1)

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US (1) US1001968A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4878488A (en) * 1985-01-28 1989-11-07 Siemens Aktiengesellschaft Shock wave tube with long service life

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4878488A (en) * 1985-01-28 1989-11-07 Siemens Aktiengesellschaft Shock wave tube with long service life

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