Cutting by use of rotating axially moving tool – With work-engaging structure other than tool or tool-support – Having tool-opposing – work-engaging surface
Patent
1995-07-18
1997-06-17
Rachuba, M.
Cutting by use of rotating axially moving tool
With work-engaging structure other than tool or tool-support
Having tool-opposing, work-engaging surface
408110, 408241R, B23B 4700
Patent
active
056391927
ABSTRACT:
A drill press having an assembly for preventing a drawer from being completely removed from a drill press. The drill press has a base in which the drawer is received, the base having an opening formed between two side portions of a bottom member of the base. Each of the side portions has a plate fixedly engaged thereto with a part of the plate extending into the opening and having an aperture formed therein. A positioning element is fixedly engaged to each plate and has an extension extending through the aperture. The extension of each positioning element has a first and a second inclined surface formed on a top end thereof. The drawer has a first stop and a second stop laterally extending from each of the two sides thereof, wherein the first stop is shorter than that of the second stop and the drawer is stopped by the second stop being blocked by the extension of the positioning element.
REFERENCES:
patent: 3975068 (1976-08-01), Speckin
patent: 4190306 (1980-02-01), Litchfield et al.
patent: 4349945 (1982-09-01), Fox
patent: 4384746 (1983-05-01), Ferdinand et al.
patent: 4453790 (1984-06-01), Cohen et al.
patent: 4582105 (1986-04-01), Wolff
patent: 4780030 (1988-10-01), Zudall
Klein David I.
Rachuba M.
Rosenberg Morton J.
Tsai Henry W. H.
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