Metal tools and implements – making – Tool sharpeners – Cutting
Patent
1998-07-15
2000-02-22
Watts, Douglas D.
Metal tools and implements, making
Tool sharpeners
Cutting
30487, 30489, B23D 900
Patent
active
060267127
ABSTRACT:
A tool sharpening or dressing device provides a blade having a knife edge held within an aperture from below so that as the tool is drawn along a surface above the edge is able to trim the tool. The blade is clamped by a rotating washer with detent grooves to finely position the washer. The washer, in turn, pushes against the blade to position it.
REFERENCES:
patent: 2833035 (1958-05-01), Butler
Scott Gene
Watts Douglas D.
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