DK35191C - Membranlydapparat. - Google Patents

Membranlydapparat.

Info

Publication number
DK35191C
DK35191C DK35191DA DK35191C DK 35191 C DK35191 C DK 35191C DK 35191D A DK35191D A DK 35191DA DK 35191 C DK35191 C DK 35191C
Authority
DK
Denmark
Prior art keywords
sound device
membrane sound
membrane
sound
Prior art date
Application number
Other languages
English (en)
Original Assignee
Skibsbyggerne Fried Krupp Germ
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 claimed from DEK87778D external-priority patent/DE414236C/de
Application filed by Skibsbyggerne Fried Krupp Germ filed Critical Skibsbyggerne Fried Krupp Germ
Application granted granted Critical
Publication of DK35191C publication Critical patent/DK35191C/da

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/02—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated
    • G10K9/04—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated by compressed gases, e.g. compressed air

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Details Of Valves (AREA)
  • Reciprocating Pumps (AREA)
DK35191D 1923-12-01 1924-11-25 Membranlydapparat. DK35191C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEK87778D DE414236C (de) 1923-12-01 1923-12-01 Membranschallapparat, der durch ein Druckmittel betrieben wird, dessen Temperatur von der Aussenluft wesentlich abweicht
DEK91247D DE418307C (de) 1923-12-01 1924-10-10 Membran-Schallapparat

Publications (1)

Publication Number Publication Date
DK35191C true DK35191C (da) 1925-10-26

Family

ID=27664428

Family Applications (1)

Application Number Title Priority Date Filing Date
DK35191D DK35191C (da) 1923-12-01 1924-11-25 Membranlydapparat.

Country Status (4)

Country Link
AT (1) AT102808B (da)
DE (1) DE418307C (da)
DK (1) DK35191C (da)
FR (1) FR589832A (da)

Also Published As

Publication number Publication date
FR589832A (fr) 1925-06-05
DE418307C (de) 1925-09-02
AT102808B (de) 1926-03-25

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