Door brace
    51.
    发明授权

    公开(公告)号:US09784023B2

    公开(公告)日:2017-10-10

    申请号:US14172112

    申请日:2014-02-04

    CPC classification number: E05C19/004 Y10T292/67

    Abstract: A door brace to prevent the opening of a door into a room or other area by an intruder includes an elongated tube that is terminated at each end by a door mounting flange and a floor mounting flange. The door mounting flange is configured to be slideably received within a bracket that is mounted to the door. The floor mounting flange includes an aperture for receiving a pin therethrough that is also received within an aperture that has been bored into the surface of the floor. Thus, when the door brace is mounted between the door and floor, the strength of the door is increased, thus preventing the door from being opened by the use of a large entry force applied to the door by an intruder seeking entry into the room or area.

    Tethering stakes
    55.
    发明授权

    公开(公告)号:US09301494B2

    公开(公告)日:2016-04-05

    申请号:US14657518

    申请日:2015-03-13

    Abstract: Tethering stakes of the nature intended to be pounded flush with or below ground level. Certain of the tethering stakes include a cap on the pounding end which is adapted for ease of placement and release of a tethering line. Accordingly, the tethering line can be removed from the stake when it is to be pounded into the ground and then engaged with the stake only when tethering is desired. Certain of the embodiments include caps having uniquely shaped apertures for securing the tethering line. Another includes an aperture in communication with an aperture in the stake such that a lead cable or the like may be moved out of the way when the stake is pounded into the ground and may be fully received within the stake when tethering is not desired. Another embodiment employs a coupler passing through an aperture directly beneath the pounding surface to facilitate ease of attachment and removal of the tethering line.

    Tethering stake
    56.
    发明授权
    Tethering stake 有权
    捆绑股权

    公开(公告)号:US09004015B2

    公开(公告)日:2015-04-14

    申请号:US12398380

    申请日:2009-03-05

    Inventor: John M. Krieger

    CPC classification number: A01K1/04 A01K29/00

    Abstract: A tethering stake includes a rod having a point at one end thereof and a driving cap at an opposite end. A collar is fixed to the rod adjacent to and spaced from the driving cap, thus providing a neck to receive a tether line or chain. A cap cover is slidingly received upon the rod and is adapted to be selectively engaged with the collar. The cap cover includes a central circular aperture with a radial slot extending therefrom. The centrally positioned aperture and slot allow the cover to assume a position substantially parallel to the rod during shipment and storage, while allowing it to take a position substantially orthogonal to the rod when the rod is driven into the ground.

    Abstract translation: 束缚桩包括在其一端具有点的杆和在相对端的驱动帽。 轴环固定在与驱动盖相邻并与驱动盖隔开的杆上,从而提供颈部以接收系绳或链条。 帽盖滑动地容纳在杆上并适于与套环选择性地接合。 盖盖包括具有从其延伸的径向槽的中心圆形孔。 中心定位的孔和槽允许盖在运输和储存期间呈现基本上平行于杆的位置,同时当杆被驱动进入地面时允许其采取与杆大致正交的位置。

    Tethering stakes
    57.
    发明授权

    公开(公告)号:US09004014B2

    公开(公告)日:2015-04-14

    申请号:US11807415

    申请日:2007-05-29

    Inventor: John M. Krieger

    Abstract: Tethering stakes of the nature intended to be pounded flush with or below ground level. Certain of the tethering stakes include a cap on the pounding end which is adapted for ease of placement and release of a tethering line. Accordingly, the tethering line can be removed from the stake when it is to be pounded into the ground and then engaged with the stake only when tethering is desired. Certain of the embodiments include caps having uniquely shaped apertures for securing the tethering line. Another includes an aperture in communication with an aperture in the stake such that a lead cable or the like may be moved out of the way when the stake is pounded into the ground and may be fully received within the stake when tethering is not desired. Another embodiment employs a coupler passing through an aperture directly beneath the pounding surface to facilitate ease of attachment and removal of the tethering line.

    Block copolymers of lactones and poly(propylene fumarate)

    公开(公告)号:US12187844B2

    公开(公告)日:2025-01-07

    申请号:US16483208

    申请日:2018-03-20

    Abstract: In various embodiments, the present invention provides well-defined biodegradable poly(lactone-b-propylene fumarate) diblock and triblock polymers formed using a novel one-pot, scalable ring-opening block-order copolymerization (ROBOCOP) technique that utilizes magnesium 2,6-di-tert-butyl-4-methylphenoxide (Mg(BHT)2(THF)2) to “switch” from the ROP of cyclic esters to the ROCOP of maleic anhydride (MAn) and propylene oxide (PO) to produce PPF based block copolymers for application in additive manufacturing and patient specific regenerative medicine. These block copolymers are fully resorbable and can be photochemically crosslinked in a number of applications, including 3D printing. By adding the lactone block to the PPF polymer, the viscosity of the resulting block copolymer at working temperatures can be precisely controlled and the quantity of the reactive diluent in printable resins can be reduced or eliminated.

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