COATING MATERIAL
    1.
    发明申请

    公开(公告)号:US20210311227A1

    公开(公告)日:2021-10-07

    申请号:US17267260

    申请日:2019-08-09

    Abstract: A coating material (10) for coating an article is described. The coating material (10) comprises a surface (100) having an optical interference coating (110) thereon. The coating material (10) improves protection of the article from incident electromagnetic radiation having a predetermined wavelength. The coating material (10) may retroreflect at least some of the incident electromagnetic radiation, for example towards a source (e.g. a laser) thereof. An article having a coating provided by such a coating material and methods of providing such coating materials are also described.

    Energy harvesting assemblies
    2.
    发明授权

    公开(公告)号:US12215962B2

    公开(公告)日:2025-02-04

    申请号:US18257893

    申请日:2021-12-15

    Abstract: According to some examples, an energy harvesting assembly for a projectile comprises an inlet provided at the tip of a casing of the projectile, multiple outlets provided circumferentially around an outer surface of the casing proximate the tip, and an airflow channel structure extending from the inlet in a generally axial direction through a turbine to the multiple outlets.

    NON-INCENDIARY TRACERS
    3.
    发明公开

    公开(公告)号:US20230266107A1

    公开(公告)日:2023-08-24

    申请号:US18005409

    申请日:2021-06-30

    CPC classification number: F42B12/382

    Abstract: In some examples, a non-incendiary tracer projectile structure for housing an electrically powered illumination source comprises a jacket comprising a generally pointed forward end and a generally blunt rearward end defining a rear opening, an internal retaining structure disposed towards the rearward end of the jacket to support a protective window that is transparent to a selected electromagnetic wavelength, wherein a portion of the rearward end of the jacket tapers in a radially inward direction whereby to define a circumferential narrowing of the rear opening so configured as to mechanically protect the internal retaining structure.

    Non-incendiary tracers
    4.
    发明授权

    公开(公告)号:US11965722B2

    公开(公告)日:2024-04-23

    申请号:US18005409

    申请日:2021-06-30

    CPC classification number: F42B12/382

    Abstract: In some examples, a non-incendiary tracer projectile structure for housing an electrically powered illumination source comprises a jacket comprising a generally pointed forward end and a generally blunt rearward end defining a rear opening, an internal retaining structure disposed towards the rearward end of the jacket to support a protective window that is transparent to a selected electromagnetic wavelength, wherein a portion of the rearward end of the jacket tapers in a radially inward direction whereby to define a circumferential narrowing of the rear opening so configured as to mechanically protect the internal retaining structure.

    Energy harvesting assemblies
    6.
    发明授权

    公开(公告)号:US12152866B2

    公开(公告)日:2024-11-26

    申请号:US17644388

    申请日:2021-12-15

    Abstract: According to some examples, a non-incendiary projectile comprises a housing defining an internal cavity, and an energy harvesting structure comprising a first part and a second part, the first part provided on an inner surface of the housing, the second part provided in the internal cavity, the second part further comprising a rotation damping system configured to regulate a rate of rotation of the second part in a rotational direction about a flight axis defined by the housing.

    ENERGY HARVESTING ASSEMBLIES
    8.
    发明申请

    公开(公告)号:US20220187048A1

    公开(公告)日:2022-06-16

    申请号:US17644388

    申请日:2021-12-15

    Abstract: According to some examples, a non-incendiary projectile comprises a housing defining an internal cavity, and an energy harvesting structure comprising a first part and a second part, the first part provided on an inner surface of the housing, the second part provided in the internal cavity, the second part further comprising a rotation damping system configured to regulate a rate of rotation of the second part in a rotational direction about a flight axis defined by the housing.

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