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    • 6. 发明申请
    • Boost Voltage For Fire System Notification Appliance Circuits
    • 消防系统通知设备电路的升压电压
    • US20090167544A1
    • 2009-07-02
    • US11967804
    • 2007-12-31
    • Donald Edward BeckerWilliam EdwardsMichael GoodheartRichard Tucker
    • Donald Edward BeckerWilliam EdwardsMichael GoodheartRichard Tucker
    • G08B21/00
    • G08B3/10G08B5/36G08B17/00
    • An apparatus includes one or more notification circuits for powering devices for alerting personnel of certain conditions and a power supply path for the one or more notification circuits modeled according to a specification, and a battery backup power supply connected to the one or more notification circuits having circuitry that boosts an output voltage of the battery backup power supply such that the devices of the one or more notification circuits as modeled are provided with a working voltage and current. In addition, a method includes modeling one or more notification circuits for powering devices for alerting personnel of certain conditions and a power supply path for the one or more notification circuits according to a specification, and boosting the output of a battery backup power supply connected to the power supply path such that the devices are provided with at least a working voltage and current as modeled.
    • 一种装置包括一个或多个通知电路,用于为某些状态的人员提供警报的装置供电,以及用于根据说明书建模的一个或多个通知电路的电源路径,以及连接到一个或多个通知电路的电池备用电源, 提高电池备用电源的输出电压的电路,使得被建模的一个或多个通知电路的装置被提供有工作电压和电流。 此外,一种方法包括对一个或多个通知电路进行建模,以根据规范为一个或多个通知电路的某些状况的人员提供警报器的供电路径,以及提升连接到一个或多个通知电路的电池备用电源的输出 所述电源路径使得所述装置至少具有被建模的工作电压和电流。
    • 9. 发明申请
    • Vacuum Cleaner
    • 吸尘器
    • US20060282976A1
    • 2006-12-21
    • US11423466
    • 2006-06-12
    • Ross RichardsonChristopher HendersonWilliam EdwardsAndrew Sherriff
    • Ross RichardsonChristopher HendersonWilliam EdwardsAndrew Sherriff
    • A47L9/00A47L9/32
    • A47L5/32A47L9/244
    • A vacuum cleaner comprising a floor-engaging unit having a suction inlet, an upright body mounted to said floor-engaging unit and including means for creating a suction and means for separating and collecting dirt from an airstream drawn in by said suction, a unit having a handle and a tubular portion extending from said handle, said tubular portion forming a suction inlet and being coupled to said body via a flexible hose, and said tubular portion being attachable to said body with said handle projecting for the user to grasp for manoeuvring the cleaner over the floor, wherein said tubular portion comprises first and second tubes which are telescopically coupled together to enable said tubular portion to be extended when detached from said body.
    • 一种真空吸尘器,包括具有吸入口的地板接合单元,安装到所述地板接合单元的直立体,并且包括用于产生吸力的装置和用于从由所述吸力抽吸的气流分离和收集污物的装置,具有 手柄和从所述手柄延伸的管状部分,所述管状部分形成抽吸入口并通过柔性软管联接到所述主体,并且所述管状部分可附接到所述主体,所述手柄突出以供使用者抓握以操纵 清洁器在地板上,其中所述管状部分包括第一和第二管,其可伸缩地联接在一起,以使得当与所述主体分离时所述管状部分能够延伸。