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US 10,300,569 B2Granted
Method for fabricating vacuum fixturing using granular media
AssigneeTechnical Tooling L.L.C.
InventorRobert W. Read
Life of this patent
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Abstract
A method for fabricating vacuum tooling is disclosed using porous granular media. A sheet of steel webbing is affixed to a frame. A plurality of layers of fiberglass is affixed to the webbing. A vacuum port is installed through the webbing and plurality of layers of fiberglass. A granular media is mixed with epoxy to form a granular mixture. The granular mixture is layered over the plurality of layers of fiberglass to form a flat surface and machined for uniformity before sealing.
Claims20
A vacuum table using porous granular media comprising:
- a frame;
- a sheet of webbing affixed to the frame;
- a plurality of layers of fiberglass affixed to the webbing;
- a vacuum port opening through the webbing and plurality of layers of fiberglass;
- and
- a flat layer of granular media mixed with epoxy applied over the plurality of layers of fiberglass.
3 more elements
A tooling fixture with vacuum granular media comprising:
- a pedestal;
- a part holding section attached atop the pedestal;
- a vacuum port coupled to the part holding section;
- a fiberglass lining applied to the inside of the part holding section;
- a porous granular media and epoxy mixture in communication with the vacuum port;
- and
- an O-ring groove at least partially surrounding the porous granular media and epoxy mixture.
4 more elements
Dependencies are inferred from the claim text.