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    • 7. 发明授权
    • Collapsible computer laptop table
    • 折叠电脑笔记本电脑桌
    • US09062819B1
    • 2015-06-23
    • US14562152
    • 2014-12-05
    • Rong Chen
    • Rong Chen
    • A47B23/00F16M13/04A47B3/08A47B21/00F16M11/22
    • F16M13/04A47B23/00A47B23/001F16M11/22F16M11/38F16M13/00
    • A collapsible computer laptop table having a folding table with a rectangular upper platform with an upper socket, a vertical section having a ball disposed on each end, one ball rotatably disposed within the upper socket, a first lower platform having a squared end spaced apart from a thin edge, a lower socket in receipt of the second ball, a second lower platform having a squared end spaced apart from a thin edge, a pair of 90 degree hinges, one of each 90 degree hinge connecting the first end to the upper platform, one of each 90 degree hinge connecting the second end to the first lower platform, the folding table selectively collapsed to a first position, the table expanded into a second position, and wherein a user selectively sits atop the first lower platform and the second lower platform with the folding table in the second position.
    • 一种折叠式计算机膝上型计算机台,其具有带有上部插座的矩形上部平台的折叠台,具有设置在每个端部上的球体的垂直部分,一个可旋转地设置在上部插座内的球体,第一下部平台,其具有与 薄边缘,接收第二球的下插座,具有与薄边缘间隔开的平方端的第二下平台,一对90度铰链,每个90度铰链中的一个将第一端连接到上平台 每个90度铰链中的一个将所述第二端连接到所述第一下部平台,所述折叠桌选择性地折叠到第一位置,所述桌子扩展到第二位置,并且其中使用者选择性地坐在所述第一下部平台的顶部,并且所述第二下部 平台与折叠桌在第二位置。
    • 9. 发明申请
    • PIPE CUTTER
    • 管道切割机
    • US20140182137A1
    • 2014-07-03
    • US13393149
    • 2009-08-28
    • Zheng Wei LiuKe Hui TangRong ChenMichael NaughtonJohn Scott
    • Zheng Wei LiuKe Hui TangRong ChenMichael NaughtonJohn Scott
    • B23D21/10
    • B23D21/10B23D17/02B23D21/00B23D21/06B23D29/02B25F3/00B25F5/02
    • A power tool includes a pipe holder, a knife pivotally coupled to the pipe holder, and a drive mechanism coupled to at least one of the pipe holder and the knife. The knife includes a cutting edge having a first portion, a second portion, and an included angle, such as an obtuse angle, between the first portion and the second portion. The first portion of the cutting edge has a first length, and the second portion of the cutting edge has a second length. The drive mechanism is operable to move the at least one of the pipe holder and the knife relative to the other of the pipe holder and the knife. The power tool also includes a motor coupled to the drive mechanism and a power supply electrically coupled to the motor to selectively power the motor for operating the drive mechanism.
    • 电动工具包括管支架,可枢转地联接到管保持器的刀和连接到管支架和刀的至少一个的驱动机构。 刀包括在第一部分和第二部分之间具有第一部分,第二部分和诸如钝角的夹角的切割刃。 切削刃的第一部分具有第一长度,并且切削刃的第二部分具有第二长度。 驱动机构可操作以相对于管支架和刀的另一个移动管支架和刀中的至少一个。 电动工具还包括耦合到驱动机构的电动机和电耦合到电动机的电源,以选择性地为电动机供电以操作驱动机构。