| 摘要 |
An attachment mechanism for use with a tray having an adjustable swinging bracket secured on the underside thereof and removably secured to one arm comprising a bracket secured to the underside of the tray in juxtaposition with the other arm and having depending legs forming a recess for the arm, a plate secured within the bracket and spring biased against said legs and having a pin extending into an aperture in said arm whereby said latch and said tray may be gripped with one hand so as to overcome said bias and remove said pin from said aperture.
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