Test system manipulator arm
AssigneeAttain, Inc.
InventorKenneth R. Haven
Life of this patent
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Abstract
An adjustable arm for controlling the horizontal and vertical position of an object mounted at one end of the arm comprises: means for rigidly mounting the end of the arm opposite the end at which the object is mounted; a plurality of interconnected links, a first group of the plurality of links controlling the horizontal position of the arm and the object; and a counterbalancing link among the plurality of links, the counterbalancing link being disposed intermediate the first group of links, the counterbalancing link serving to provide vertical movement of the plurality of links and the object and to counterbalance the weight of the object at the one end of the arm.
Claims4
An adjustable arm for controlling the horizontal and vertical position of an object mounted at one end of said arm, said arm comprising:
- means for rigidly mounting the end of said arm opposite said end at which said object is mounted;
- a plurality of interconnected links, a first group of said plurality of links controlling the horizontal position of said arm and said object;
- a counterbalancing link among said plurality of links, said counterbalancing link being disposed intermediate said first group of links, said counterbalancing link serving to provide vertical movement of said plurality of links and said object and to counterbalance the weight of said object at said one end of said arm;
- said counterbalancing link including a gas spring for supplying a counterbalancing force;
- means for adjusting the counterbalancing force supplied by said gas spring;
- and
- said adjusting means including a ramped surface for controlling the force supplied by said gas spring.
Dependencies are inferred from the claim text.