FR2486236A1 - Sonometre d'alarme - Google Patents

Sonometre d'alarme Download PDF

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Publication number
FR2486236A1
FR2486236A1 FR8014882A FR8014882A FR2486236A1 FR 2486236 A1 FR2486236 A1 FR 2486236A1 FR 8014882 A FR8014882 A FR 8014882A FR 8014882 A FR8014882 A FR 8014882A FR 2486236 A1 FR2486236 A1 FR 2486236A1
Authority
FR
France
Prior art keywords
sound level
light
sound
silence
given duration
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.)
Granted
Application number
FR8014882A
Other languages
English (en)
French (fr)
Other versions
FR2486236B1 (enExample
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.)
ZEYER GILBERT
Original Assignee
ZEYER GILBERT
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 ZEYER GILBERT filed Critical ZEYER GILBERT
Priority to FR8014882A priority Critical patent/FR2486236A1/fr
Publication of FR2486236A1 publication Critical patent/FR2486236A1/fr
Application granted granted Critical
Publication of FR2486236B1 publication Critical patent/FR2486236B1/fr
Granted legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/10—Amplitude; Power
    • G01H3/12—Amplitude; Power by electric means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
FR8014882A 1980-07-02 1980-07-02 Sonometre d'alarme Granted FR2486236A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8014882A FR2486236A1 (fr) 1980-07-02 1980-07-02 Sonometre d'alarme

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8014882A FR2486236A1 (fr) 1980-07-02 1980-07-02 Sonometre d'alarme

Publications (2)

Publication Number Publication Date
FR2486236A1 true FR2486236A1 (fr) 1982-01-08
FR2486236B1 FR2486236B1 (enExample) 1984-09-28

Family

ID=9243834

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8014882A Granted FR2486236A1 (fr) 1980-07-02 1980-07-02 Sonometre d'alarme

Country Status (1)

Country Link
FR (1) FR2486236A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4509189A (en) * 1983-06-08 1985-04-02 Simpson Buddy B Sound level indicating devices
GB2372128A (en) * 2000-10-30 2002-08-14 Gardiner Technology Ltd Alarm housing for an alarm having a visual warning device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304368A (en) * 1963-05-10 1967-02-14 Joseph L Ford Noise level indicator for school bus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304368A (en) * 1963-05-10 1967-02-14 Joseph L Ford Noise level indicator for school bus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/79 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4509189A (en) * 1983-06-08 1985-04-02 Simpson Buddy B Sound level indicating devices
GB2372128A (en) * 2000-10-30 2002-08-14 Gardiner Technology Ltd Alarm housing for an alarm having a visual warning device
GB2372128B (en) * 2000-10-30 2004-07-28 Gardiner Technology Ltd Housing for alarm device

Also Published As

Publication number Publication date
FR2486236B1 (enExample) 1984-09-28

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Legal Events

Date Code Title Description
ST Notification of lapse
AR Application made for restoration
BR Restoration of rights