To provide a sound pressure measuring device which can be installed while reducing component costs and labor of installation work to measure a sound pressure of an existing speaker as needed.SOLUTION: A sound pressure measuring device 100 includes: a sound pressure sensor 110 which measures a sound pressure of sound emitted from a speaker 13; and a holding part 120 which holds one portion 13c at the opening end edge 13b side in a horn 13a of the speaker 13 in a sandwiching manner and holds the sound pressure sensor 110 to the inner side of the horn 13a.SELECTED DRAWING: Figure 2
【課題】既存のスピーカに対する随時の音圧計測のために、部品費及び設置作業の手間を抑えて設置することができる音圧計測装置を提供する。【解決手段】音圧計測装置100が、スピーカ13が発する音の音圧を計測する音圧センサ110と、スピーカ13のホーン13aにおける開口端縁13b側の一部分13cを挟み込んで把持するとともに、音圧センサ110をホーン13aの内側に向けて保持する保持部120と、を備えたことを特徴とする。【選択図】図2
SOUND PRESSURE MEASURING DEVICE
音圧計測装置
2021-05-27
Patent
Elektronische Ressource
Japanisch
IPC: | H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS , Lautsprecher, Mikrofone, Schallplatten-Tonabnehmer oder ähnliche akustische, elektromechanische Wandler / B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC / G01H MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES , Messen von mechanischen Schwingungen oder Ultraschall-, Schall- oder Infraschallwellen |
OUTDOOR INSTALLATION DEVICE AND SOUND PRESSURE MEASURING DEVICE
Europäisches Patentamt | 2022
|SAE Technical Papers | 1982
|Kraftfahrwesen | 1982
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