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Patent Searching and Data


Title:
PLASTIC SHEETS FOR THERMOFORMING DENTAL PRODUCTS
Document Type and Number:
WIPO Patent Application WO2006088898
Kind Code:
A9
Abstract:
A sheet (10, 20) for use in a model vacuum thermoforming process, wherein the sheet (10, 20) has a thickened area (11) that may be in a preselected three-dimensional form such as arch-shape (12). The thickened area (11) or three-dimensional area (12) is placed over an area of the model (21) where the plastic sheet is to be stretched during the thermoforming process. This ensures a uniform or a preselected thickness in the stretched areas than would otherwise occur.

Inventors:
ANDERSON MIKE (US)
BOZMAN JOHN F (US)
Application Number:
US2006005230W
Publication Date:
October 05, 2006
Filing Date:
February 15, 2006
Export Citation:
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Assignee:
DENTSPLY INTERNATIONAL INC.
ANDERSON, MIKE
BOZMAN, JOHN, F.
International Classes:
A61C7/08; A61C9/00; A61C13/00; A61C13/01; A63B71/08; B29C51/02; B29C51/10
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