GLASS-FILLED POLYPROPYLENE SURGICAL TRAYS
    2.
    发明申请

    公开(公告)号:US20190292334A1

    公开(公告)日:2019-09-26

    申请号:US16318016

    申请日:2017-07-18

    Abstract: A surgical article formed from a fiber-reinforced thermoplastic composition includes a polypropylene polymer component and a fiber reinforcement component. The surgical article is formed using a vacuum forming process. The surgical article may include a surgical tray including a bottom surface having side walls disposed around a periphery thereof and extending from the bottom surface. The vacuum forming may include a heater profile configured to heat a surface area at a perimeter of a plaque such that a plaque thinning at the bottom surface is minimized and radius stretch through the side walls is minimized, thereby retaining maximum wall thickness.

    MULTIWALL SHEET INCLUDING AN ACOUSTIC RESONATOR

    公开(公告)号:US20250067045A1

    公开(公告)日:2025-02-27

    申请号:US18720743

    申请日:2022-12-19

    Abstract: A multiwall sheet, comprising: walls extending along a z-axis and extending along an x-axis, wherein the x-axis is orthogonal to the z-axis, wherein the walls comprise plastic, and wherein the walls comprise an upper wall (2), and a lower wall (4), wherein the lower wall (4) is spaced apart from the upper wall (2) along a y-axis, and wherein the y-axis is orthogonal to the z-axis and the x-axis; ribs extending along the z-axis and extending along the y-axis between the upper wall (2) and the lower wall (4), wherein the ribs comprise plastic, and wherein the ribs comprise a first rib (6), and a second rib (8), wherein the second rib (8) is spaced apart from the first rib (6) along the x-axis, and wherein the upper wall (2), the lower wall (4), the first rib (6), and the second rib (8) define a cavity (10) having a width Xcavity and a height Ycavity; and an acoustic resonator (100) in the cavity (10), wherein the acoustic resonator (100) extends along the z-axis, comprises plastic, and comprises a first portion (110) extending in a negative y-axis direction from the upper wall (2) into the cavity (10), a second portion (120) extending in a positive x-axis direction from the first portion (110), and a third portion (130) extending in a positive y-axis direction from the second portion (120).

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