Patent ID: 7552616
Filing Date: 2009-06-30
Classification: G01M

Abstract:
1. A platform for use in drop testing, comprising: a bottom plate comprising a pair of slots defined in two opposite sides thereof and a pair of a pivot holes defined adjacent to the respective slots; a lift plate substantially parallel to the bottom plate, the lift plate being movable relative to the bottom plate; a collapsible support connected between the lift plate and the bottom plate, the collapsible support comprising two frames pivotally connected to each other at centers thereof and being rotatable relative to each other, each frame having a first connecting portion attached to the lift plate and a second connecting portion attached to the bottom plate, one of the second connecting portions comprising a pair of posts formed on opposite ends thereof slidably received in the corresponding slots of the bottom plate, and the other of the second connecting portions comprising a pair of pivots formed on opposite ends thereof engaged in the corresponding pivot holes of the bottom plate, the first connecting portions of the two frames are cylindrical poles, and the second connecting portions of the two frames are squared beams; and an action member rotatably extending through and being threadedly engaged with the first connecting portions or the second connecting portions of the two frames of the collapsible support for raising or lowering the lift plate; wherein a pair of receiving openings is defined in two other opposite sides of the bottom plate for extension of the action member therethrough, the action member is rotatable, and the first connecting portions and the second connecting portions are capable of moving along a direction parallel to the action member.