Compact Counter Balanced Arm
AssigneeIntuitive Surgical Operations, Inc.
InventorThomas G. Cooper
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Abstract
In one embodiment of the invention, a link of a counter balanced arm is disclosed including, a hollow housing with a cylindrical cavity having an open end and a closed end with a small opening to allow cables to pass through; a first pivotal joint near the closed end of the hollow housing; a second pivotal join near the open end of the hollow housing; a compressible spring assembly received through the open end by the cylindrical cavity of the hollow housing; and a plug coupled to the open end of the cylindrical cavity of the hollow housing.
Claims9
A compact counter balance link for a counter-balanced arm, the compact counter balance link comprising:
- a hollow housing with a cylindrical cavity having an open end and a closed end with a small opening to allow cables to pass through;
- a first pivotal joint near the closed end of the hollow housing;
- a second pivotal join near the open end of the hollow housing;
- a compressible spring assembly received through the open end by the cylindrical cavity of the hollow housing;
- and
- a plug coupled to the open end of the cylindrical cavity of the hollow housing.
Dependencies are inferred from the claim text.