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US 4,540,320 AGranted
Self generating profile generator
AssigneeFlow Systems, Inc.
InventorEugene E. Arnold
Life of this patent
Estimating the term…
Abstract
A method and apparatus for cutting holes of circular or other shape by first cutting at the center of the proposed hole, then cutting to the circumference and following the shape desired. A tool that accomplishes these functions is described which includes a pivoted link attached to a ring at one end and the cutting tool at the other end, when torque is applied to the link the tool follows the desired cutting sequence.
Claims8
An apparatus for cutting a hole comprising
- a housing;
- and,
- a ring rotatably mounted in said housing, and
- a link pivotably mounted to said ring at one end and rotatably mounted to a cutting tool at its other end, and
- means for applying torque to said link.
2 more elements
Dependencies are inferred from the claim text.