公开(公告)号：US5782198A

公开(公告)日：1998-07-21

申请号：US682986

申请日：1996-07-16

申请人： Paul Sinclair, II ,  John P. Meloney

发明人： Paul Sinclair, II ,  John P. Meloney

IPC分类号： G10K9/04

CPC分类号： G10K9/04

摘要： The inventive audible warning device includes, in a preferred embodiment, a refillable pressurized air tank having a service port, a cover for covering the service port, an air pump integrated with the tank for filling the tank within pressurized air, an activator for regulating air flow, a hose connecting the tank to the activator, and a horn connected to the activator. The cover also includes a relief valve for depressurizing the tank. In addition, the cover includes locking elements for locking the cover, which can include in turn a rotatable handle that triggers the relief valve when the locking elements are unlocked. A method for producing sound is also disclosed herein.

摘要翻译： 在优选实施例中，本发明的听觉警告装置包括具有服务端口的可再填充的加压空气罐，用于覆盖服务端口的盖，与罐相结合的用于在加压空气中填充罐的空气泵，用于调节空气的活化器 流动，将罐连接到活化剂的软管和连接到活化剂的喇叭。 盖子还包括一个用于对油箱进行减压的安全阀。 此外，盖包括用于锁定盖的锁定元件，该锁定元件在锁定元件被解锁时可以包括触发释放阀的可旋转手柄。 本文还公开了一种用于产生声音的方法。