发明名称 Combined padlock housing and acoustic notification device
摘要 The padlock housing assembly includes a padlock housing having monolithically formed walls for cradling an existing padlock therein. A top one of the walls is provided with an annular aperture for receiving a U-shaped shank of an existing padlock therethrough. The shank maintains a static relationship with the padlock housing when the shank is passed through the aperture and engaged with the existing padlock to a closed position. An audio mechanism is included for playing an audio file when the shank is biased to an open position and is housed within the cavity. At least one LED is also provided for emitting a predetermined luminescence when the shaft is biased to the open position. A trigger mechanism transmits a power input signal to the audio mechanism when the shank is biased to the open position. The triggering mechanism is operably engaged with the shank.
申请公布号 US7325425(B1) 申请公布日期 2008.02.05
申请号 US20050256486 申请日期 2005.10.24
申请人 MILLER JOSEPH F 发明人 MILLER JOSEPH F.
分类号 E05B67/02;G08B13/00 主分类号 E05B67/02
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