Extended battery life smoke detector

    公开(公告)号:US10210733B1

    公开(公告)日:2019-02-19

    申请号:US15949658

    申请日:2018-04-10

    Abstract: A smoke detector of an aircraft cargo container includes a status light emitting diode (LED), at least one accelerometer, and one or more processors. The at least one accelerometer is configured to sense movement of the aircraft cargo container and provide a sensor signal representative of the sensed movement. The one or more processors is configured to receive the sensor signal and adjust a blinking rate of the status LED based upon the sensor signal.

    OPTICAL FIRING CARTRIDGE FOR FIRE EXTINGUISHER

    公开(公告)号:US20230264058A1

    公开(公告)日:2023-08-24

    申请号:US17675168

    申请日:2022-02-18

    CPC classification number: A62C37/46 A62C3/08 A62C37/40

    Abstract: A fire protection system includes a fire extinguisher including a housing. The housing includes an extinguisher outlet and a burst disk. The burst disk configured to retain a volume of fire suppressant material in the housing. A firing cartridge is operably connected to the housing. The firing cartridge includes an output charge, and an ignition charge that, when detonated, causes release of the output charge to rupture the burst disk and release the volume of fire suppressant material through the extinguisher outlet. An optical fiber is configured to transmit a light signal toward the ignition charge to heat and detonate the ignition charge. A light source is operably connected to the optical fiber to transmit the light signal along the optical fiber.

    Fire suppression system having a compound discharge nozzle

    公开(公告)号:US11517778B2

    公开(公告)日:2022-12-06

    申请号:US16598477

    申请日:2019-10-10

    Inventor: Terry Simpson

    Abstract: Disclosed is a fire suppressant system for an aircraft having: a source of a fire suppressant; a tubing system for delivering the fire suppressant to one or more predetermined locations; and a discharge nozzle disposed in the one or more predetermined locations, the discharge nozzle connected to the tubing system for distributing the fire suppressant in the one or more predetermined locations during a fire, the discharge nozzle including a plurality of nozzle heads including a first nozzle head with a first flow area and a second nozzle head with a second flow area that differs from the first flow area.

    Lithium ion battery protection system

    公开(公告)号:US11276891B2

    公开(公告)日:2022-03-15

    申请号:US16545657

    申请日:2019-08-20

    Abstract: A system is disclosed for protection of a lithium ion battery. The system includes a first light source and a first optical guide including first and second ends. The first optical guide is in optical communication with the light source at the first end of the first optical guide. A first material is disposed on an exterior surface of the first optical guide in fluid communication with an exterior surface of the lithium ion battery. The first material is optically responsive to a first gas indicative of an overheat condition or combustion of the lithium ion battery. A first light detector is in optical communication with the second end of the first optical guide.

    Smoke detection layout validation
    48.
    发明授权

    公开(公告)号:US11257354B2

    公开(公告)日:2022-02-22

    申请号:US16518531

    申请日:2019-07-22

    Abstract: Provided are embodiments for a system for validating a smoke detection layout, where the system includes a memory and a processor. The processor is configured to receive one or more inputs, model transport and dispersion of smoke to a smoke detector of an environment based on the one or more inputs, wherein the model is based on computational fluid dynamics (CFD) function, and select a subset of input parameters from the one or more inputs to test. The processor is also configured to test the smoke detection system layout using the selected subset of input parameters, determine an alarm time probability using uncertainty quantifications for the selected subset of input parameters, and provide the alarm time probability and confidence level for the selected subset parameters. Also provided are embodiments for a method to validate a smoke detection system layout.

    Fire suppression composition
    50.
    发明授权

    公开(公告)号:US10953257B2

    公开(公告)日:2021-03-23

    申请号:US16388967

    申请日:2019-04-19

    Inventor: Terry Simpson

    Abstract: Disclosed herein is a fire suppression composition including CF3I, an anti-freeze compound, and an odorant compound, wherein the anti-freeze compound and the odorant compound are radical scavengers.

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