Drill Bit Dresser conceptual study.
Purpose of the study: To define a low cost drill bit dresser for touching
up conventional drill bits. It should be small for tool box applications.
Patent Granted
Purpose of the study: To define a low cost drill bit dresser for touching
up conventional drill bits. It should be small for tool box applications.
Patent Granted
Drill bit shown clamped within
the housing and oriented by
eye. The base of the paper
holder is angled to accomodate
the rake angle of the bit.
the housing and oriented by
eye. The base of the paper
holder is angled to accomodate
the rake angle of the bit.
Simple piece parts that meet
manufacturing cost goals with
a strip of standard aluminum
oxide sand paper. One sheet
of paper will last for years.
manufacturing cost goals with
a strip of standard aluminum
oxide sand paper. One sheet
of paper will last for years.
Tidbit of information:
Original concept was
rotary with many parts.
Reliability and cost led to
the more practical gadget
above.
Original concept was
rotary with many parts.
Reliability and cost led to
the more practical gadget
above.
The paper holder is shown
closed against the tip of the drill.
The operator moves the holder
up and down a holf dozen times
to hone one side of the tip. The
bit is then rotated 180 degrees to
hone the opposite side.
closed against the tip of the drill.
The operator moves the holder
up and down a holf dozen times
to hone one side of the tip. The
bit is then rotated 180 degrees to
hone the opposite side.
Knowing exactly what it is and who your
customers are should always precede the large
expenditures....LMD
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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Thank you and always work safely...Larry