发明名称 ELECTRICALLY POWERED PLAYGROUND EQUIPMENT
摘要 A playground security system comprises a power supply and a monitoring station. The monitoring station comprises a camera, a light and/or an audio deterrent device which are electrically connected to the power supply. The monitoring station can be contained in a post; and the post is part of a playground structure or can be a stand alone post. The audio deterrent device emits signals in a frequency range that is bothersome to humans between the ages of about 13 to about 25 years. The audio deterrent device and light are activated by a motion sensor. Further, the system includes a dusk-to-dawn sensor which also controls the audio deterrent device and the light. The camera can be in an "always-on" mode and can be adapted to transmit signals containing visual or audio-visual information. The camera signals can be stored and viewed remotely from the playground.
申请公布号 CA2717524(A1) 申请公布日期 2011.04.12
申请号 CA20102717524 申请日期 2010.10.12
申请人 MIRACLE RECREATION EQUIPMENT COMPANY 发明人 JOSLYN, ROBERT C.;GEYER, KATHLEEN A.;STEURY, J. STEPHEN;SUTTON, MICHAEL A.;GUTHRIE, DAN
分类号 G08B15/00;G05D23/00;H04N7/18 主分类号 G08B15/00
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