Work holders – Holder inserted within work aperture
Patent
1977-09-16
1979-02-20
Watson, Robert C.
Work holders
Holder inserted within work aperture
269321A, B23D 708
Patent
active
041403053
ABSTRACT:
A rigid plate having a work piece supporting surface is securable to a machine tool. A plurality of spindles, each rotatable about an axis perpendicular to the support surface, are journalled within the plate. Engagement means carried by each spindle detachably receive attachment means for affixing a work piece to the supporting surface. The location of each engagement means is moveable relative the supporting surface in response to rotation of the respective spindle.
REFERENCES:
patent: 2406043 (1946-08-01), Sorensen
patent: 4073215 (1978-02-01), Coope et al.
Dart Industries Inc.
Watson Robert C.
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