Automatic Chisel Accessory conceptual study.
Purpose of the study: To conceptualize a low cost hobbyist automatic
chisel accessory that can easily be attached to an existing rotary tool.
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Exterior housing parts are molded and
internal mechanical parts are screw
machine made.
Actuator allows gradual engagement of
reciprocating motion as well as control
of stroke distance.
Rotary motion from tool (green) is
converted to reciprocating motion (red)
for blade holder.
Generic rotary tool shown
  Knowing exactly what it is and who your
customers are should always precede the large
expenditures....LMD
Larry Douglas
Conceptual Product Design
Product Problem Solving
L.Douglas, LLC
Cape Cod, Massachusetts
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