GB1312747A - Methods and devices for operating a piston siren by temperature responsive control of a drive source - Google Patents

Methods and devices for operating a piston siren by temperature responsive control of a drive source

Info

Publication number
GB1312747A
GB1312747A GB4514671A GB4514671A GB1312747A GB 1312747 A GB1312747 A GB 1312747A GB 4514671 A GB4514671 A GB 4514671A GB 4514671 A GB4514671 A GB 4514671A GB 1312747 A GB1312747 A GB 1312747A
Authority
GB
United Kingdom
Prior art keywords
siren
piston
drive source
responsive control
temperature responsive
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
GB4514671A
Other languages
English (en)
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.)
Kockums Mekaniska Verkstads AB
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 GB1312747A publication Critical patent/GB1312747A/en
Expired legal-status Critical Current

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
    • G10K7/00—Sirens
    • G10K7/02—Sirens in which the sound-producing member is rotated manually or by a motor
    • G10K7/04—Sirens in which the sound-producing member is rotated manually or by a motor by an electric motor

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Control Of Ac Motors In General (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Alarm Systems (AREA)
GB4514671A 1970-10-05 1971-09-28 Methods and devices for operating a piston siren by temperature responsive control of a drive source Expired GB1312747A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1343270A SE346044B (https=) 1970-10-05 1970-10-05

Publications (1)

Publication Number Publication Date
GB1312747A true GB1312747A (en) 1973-04-04

Family

ID=20297405

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4514671A Expired GB1312747A (en) 1970-10-05 1971-09-28 Methods and devices for operating a piston siren by temperature responsive control of a drive source

Country Status (4)

Country Link
JP (1) JPS5237357B1 (https=)
DE (1) DE2149405A1 (https=)
GB (1) GB1312747A (https=)
SE (1) SE346044B (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3736890A1 (de) * 1986-10-31 1988-05-11 Sonic Cleaning Ab Schallsender
DE112014004517B4 (de) 2013-09-30 2022-09-08 Kockum Sonics Ab Schallwellengenerator und Schallemitter

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE466174B (sv) * 1987-02-03 1992-01-07 Prodeo Ab Ljudgenerator
SE506766C2 (sv) * 1997-03-13 1998-02-09 Kockum Sonics Ab Ljudgenerator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3736890A1 (de) * 1986-10-31 1988-05-11 Sonic Cleaning Ab Schallsender
US4805732A (en) * 1986-10-31 1989-02-21 Prodeo Ab Motor powered sound emitter
DE112014004517B4 (de) 2013-09-30 2022-09-08 Kockum Sonics Ab Schallwellengenerator und Schallemitter

Also Published As

Publication number Publication date
JPS5237357B1 (https=) 1977-09-21
DE2149405A1 (de) 1972-04-06
SE346044B (https=) 1972-06-19

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee