DK121993B - Maneuvering mechanism for steam-powered diaphragm valve sirens. - Google Patents

Maneuvering mechanism for steam-powered diaphragm valve sirens.

Info

Publication number
DK121993B
DK121993B DK192070A DK192070A DK121993B DK 121993 B DK121993 B DK 121993B DK 192070 A DK192070 A DK 192070A DK 192070 A DK192070 A DK 192070A DK 121993 B DK121993 B DK 121993B
Authority
DK
Denmark
Prior art keywords
sirens
steam
diaphragm valve
maneuvering mechanism
powered diaphragm
Prior art date
Application number
DK192070A
Other languages
Danish (da)
Inventor
N Dahlquist
Original Assignee
Kockums Mekaniska Verkstads Ab
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 Kockums Mekaniska Verkstads Ab filed Critical Kockums Mekaniska Verkstads Ab
Publication of DK121993B publication Critical patent/DK121993B/en

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)
  • Control Of Fluid Pressure (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
DK192070A 1969-04-22 1970-04-16 Maneuvering mechanism for steam-powered diaphragm valve sirens. DK121993B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE565969A SE320611B (en) 1969-04-22 1969-04-22

Publications (1)

Publication Number Publication Date
DK121993B true DK121993B (en) 1971-12-27

Family

ID=20266932

Family Applications (1)

Application Number Title Priority Date Filing Date
DK192070A DK121993B (en) 1969-04-22 1970-04-16 Maneuvering mechanism for steam-powered diaphragm valve sirens.

Country Status (5)

Country Link
JP (1) JPS509599B1 (en)
DE (1) DE2018242A1 (en)
DK (1) DK121993B (en)
NO (1) NO122227B (en)
SE (1) SE320611B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS526098U (en) * 1975-07-01 1977-01-17

Also Published As

Publication number Publication date
JPS509599B1 (en) 1975-04-14
NO122227B (en) 1971-06-01
DE2018242A1 (en) 1970-11-12
SE320611B (en) 1970-02-09

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