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US 5,207,030 AGranted
Device for holding small glass pieces for grinding
OwnerHeinz Herrmanninventor
Life of this patent
Estimating the term…
Abstract
A pliers for gripping small pieces of glass to be ground as a support foot which can ride on a surface from which the grinder projects and a clamping jaw which can hold the piece of glass against a resting surface formed on this foot.
Claims4
A device for grinding small pieces of glass comprising:
- a work table formed with a horizontal work surface;
- a grinder projecting through said surface and rotatable about an axis perpendicular to said work surface;
- and
- a pliers for gripping a small piece of glass riding on said work surface, said pliers comprising:
- an L-shaped support foot having a flat support surface resting upon said work surface, and a resting surface parallel to said support surface,
- a journaling projection extending upwardly from said support foot along one side of said resting surface, and formed with an upwardly convex curvilinear grip bent toward said work surface from said projection and terminating above said work surface and a pivot located above said flat support surface between ends thereof, and
- a double-arm lever fulcrumed on said pivot and having:
- a clamping jaw formed as one arm pivotally mounted on said projection and clamping said piece against said resting surface in a closed position of said pliers, and
- a curvilinear other arm formed as a grip bent toward said work surface and having a free end spaced from said foot, said other arm being upwardly convex and downwardly concave, said free end being supported on said work surface in an open position of said pliers upon release of said grips and being substantially coplanar with said support surface of said foot in said open position.
6 more elements
Dependencies are inferred from the claim text.