Monitoring Livestock
    1.
    发明申请

    公开(公告)号:US20210267171A1

    公开(公告)日:2021-09-02

    申请号:US17230525

    申请日:2021-04-14

    Abstract: An apparatus for raising livestock includes one or more confinement pens together with alleyways for transfer of the animals from one location to another. The apparatus includes one or more cameras for obtaining images of all animals in the containment area. A processor is provided for analyzing the images, the processor being arranged to allocate an arbitrary identification to each animal and to track all animals continually to maintain the allocation. From this tracking various data related to individual animals or the animals as a group can be obtained to assess their characteristics and to provide an indication to the worker of the animal to be extracted. The processor can be arranged to detect by image analysis of the image a quantity of feed and/or water in a feeder and to obtain images of the farrowing pen including the sow confinement area and at least one piglet confinement area.

    Extraction fan assembly including a damper that closes firmly when the fan is not running and reduces the pressure drop when the fan is running at full speed
    4.
    发明授权
    Extraction fan assembly including a damper that closes firmly when the fan is not running and reduces the pressure drop when the fan is running at full speed 有权
    抽风机组件包括风扇不运行时可以牢固地关闭的减震器,当风扇以全速行驶时减小压降

    公开(公告)号:US09587845B2

    公开(公告)日:2017-03-07

    申请号:US14297987

    申请日:2014-06-06

    Inventor: Robert Labrecque

    CPC classification number: F24F7/10 F04D25/14 F16K15/033 F24F13/1426

    Abstract: An extraction fan has a housing mounted in a wall with an outlet duct extending through the wall to an outlet opening outside the wall. A damper flap is mounted on the fan suspended by a hinge at an upper edge so as to extend in a closed position across the opening and is movable to an open position under forward air flow from the fan, and tightly closes against a resilient deformable seal when the fan is shut off. A spring biasing cam applies inwards force to the damper flap to bias the damper flap into the closed position, and an outwards force also to bias the damper flap into the fully open position. The mounting plate includes a hood having a top wall extending over the top of the damper flap and a down-turned front flange extending parallel to the damper flap to a bottom edge.

    Abstract translation: 提取风扇具有安装在壁中的壳体,出口管道延伸穿过壁到壁外的出口开口。 风扇挡板安装在由上部边缘上的铰链悬挂的风扇上,以便在闭合位置上延伸穿过开口,并且能够在从风扇向前的空气流下移动到打开位置,并且紧靠着可弹性变形的密封 当风扇关闭时。 弹簧偏置凸轮向内施力以将阻尼器挡板偏置到关闭位置,并且向外的力也将阻尼器挡片偏压到完全打开位置。 安装板包括罩,该罩具有在阻尼瓣片的顶部上延伸的顶壁和平行于阻尼瓣片延伸到底部边缘的向下翻转的前凸缘。

    Detecting estrus in animals for insemination

    公开(公告)号:US12219934B2

    公开(公告)日:2025-02-11

    申请号:US17819759

    申请日:2022-08-15

    Abstract: A method for detecting estrus in sows where insemination is carried out when a determination has been made. In a first method images of a rear profile of each sow are analyzed to make a determination from features relating to a shape, size, and/or color of the vulva whether the sow is in estrus. The analysis can use a program where a large number of images showing the vulva area of a plurality of sows known to be in estrus and known not to be in estrus have been previously analyzed to generate data on the previous images to create a program which generates a signal using the data to make the determination. In a second method a boar is confined and brought into close contact with the sows where images and/or sounds of each sow are analyzed to make a determination whether the sow is in estrus.

    DETECTING ESTRUS IN ANIMALS FOR INSEMINATION

    公开(公告)号:US20230057738A1

    公开(公告)日:2023-02-23

    申请号:US17819759

    申请日:2022-08-15

    Abstract: A method for detecting estrus in sows where insemination is carried out when a determination has been made. In a first method images of a rear profile of each sow are analyzed to make a determination from features relating to a shape, size, and/or color of the vulva whether the sow is in estrus. The analysis can use a program where a large number of images showing the vulva area of a plurality of sows known to be in estrus and known not to be in estrus have been previously analyzed to generate data on the previous images to create a program which generates a signal using the data to make the determination. In a second method a boar is confined and brought into close contact with the sows where images and/or sounds of each sow are analyzed to make a determination whether the sow is in estrus.

    Method for controlling air flow of an extraction fan
    8.
    发明授权
    Method for controlling air flow of an extraction fan 有权
    控制抽风机风量的方法

    公开(公告)号:US09383117B2

    公开(公告)日:2016-07-05

    申请号:US14031170

    申请日:2013-09-19

    Inventor: Robert Labrecque

    CPC classification number: F24F7/10 F04D25/14 F16K15/033 F24F13/1426

    Abstract: An extraction fan has a housing mounted in a wall with an outlet duct extending through the wall to an outlet opening outside the wall. A damper flap is mounted on the fan suspended by a hinge at an upper edge so as to extend in a closed position across the opening and is movable to an open position under forward air flow from the fan, and tightly closes against a resilient deformable seal when the fan is shut off. A spring biasing cam applies inwards force to the damper flap to bias the damper flap into the closed position, and an outwards force also to bias the damper flap into the fully open position. The mounting plate includes a hood having a top wall extending over the top of the damper flap and a down-turned front flange extending parallel to the damper flap to a bottom edge.

    Abstract translation: 提取风扇具有安装在壁中的壳体,出口管道延伸穿过壁到壁外的出口开口。 风扇挡板安装在由上部边缘上的铰链悬挂的风扇上,以便在闭合位置上延伸穿过开口,并且能够在从风扇向前的空气流下移动到打开位置,并且紧靠着弹性的可变形密封 当风扇关闭时。 弹簧偏置凸轮向内施力以将阻尼器挡板偏置到关闭位置,并且向外的力也将阻尼器挡片偏压到完全打开位置。 安装板包括罩,该罩具有在阻尼瓣片的顶部上延伸的顶壁和平行于阻尼瓣片延伸到底部边缘的向下翻转的前凸缘。

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