BE496514A - - Google Patents
Info
- Publication number
- BE496514A BE496514A BE496514DA BE496514A BE 496514 A BE496514 A BE 496514A BE 496514D A BE496514D A BE 496514DA BE 496514 A BE496514 A BE 496514A
- Authority
- BE
- Belgium
- Prior art keywords
- microphone
- relay
- vehicle
- intensity
- acoustic
- Prior art date
Links
- 230000011664 signaling Effects 0.000 claims description 5
- 230000010355 oscillation Effects 0.000 claims description 4
- 230000035945 sensitivity Effects 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 230000035939 shock Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Emergency Alarm Devices (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
BE496514A true BE496514A (enEXAMPLES) |
Family
ID=139726
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE496514D BE496514A (enEXAMPLES) |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE496514A (enEXAMPLES) |
-
0
- BE BE496514D patent/BE496514A/fr unknown
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