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    • 34. 发明公开
    • Camera dolly jack
    • Kamerawagen在Kombination mit einem Heberfüreinen Kamerawagen。
    • EP2497742A1
    • 2012-09-12
    • EP12155910.8
    • 2012-02-17
    • Chapman/Leonard Studio Equipment, Inc.
    • Chapman, Leonard T.
    • B66F15/00B66F3/00
    • B66F11/048
    • Apparatus and method to allow the wheels of a camera dolly (10,30) to be quickly and easily changed by a single person. A dolly jack (50) may have a leg (60) attached to a foot (52) and pivotable relative to the foot about a first axis. A jack rod (75) is attached to the leg (60) spaced apart from the first axis. An arm (64) may be pivotally attached to the leg (60) as desired, to provide greater mechanical advantage in lifting the camera dolly. Dolly wheels may be changed by inserting the jack rod (75) into a receptacle (24) on one side of the camera dolly, with the foot (52) of the jack on the ground and with the jack leg (60) substantially in a non-vertical position. The jack leg rotated into a second position wherein the jack leg (60) is substantially vertical, with the dolly rolling slightly in the direction of the rotation. This lifts the side of the dolly sufficiently so that the front and back wheels, or wheel pairs, on the one side of the dolly are lifted off of the ground, allowing the wheels to be changed.
    • 允许相机小车(10,30)的轮子由单个人快速且容易地改变的装置和方法。 小车千斤顶(50)可以具有附接到脚部(52)的腿部(60)并且可绕第一轴线相对于脚部枢转。 千斤顶杆(75)附接到与第一轴线间隔开的腿部(60)。 根据需要,臂(64)可以枢转地附接到腿部(60),以在提升相机台车时提供更大的机械优点。 通过将千斤顶杆(75)插入相机台车的一侧上的插座(24)中,将千斤顶的脚(52)插入地面并将插座腿(60)基本上置于 非垂直位置。 千斤顶腿旋转到第二位置,其中千斤顶腿(60)基本上是垂直的,随着轻轻滚动在旋转方向上。 这样可以充分地提升小车的侧面,使台车一侧的前轮和后轮或车轮对从地面上抬起,从而改变车轮。