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US 2003/0151163 A1Published application
Apparatus and method for forming a mold
OwnerMartin Pelletierinventor
Life of this patent
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Abstract
An apparatus and process for manufacturing a mold with a reusable material. The apparatus having a heating basin, a pump for pumping the liquefied heat sensitive pliable substance out from the heating basin and into a cooler. The heat sensitive pliable substance is injected in a forming tool according to a definite path in order to form a mould.
Claims17
An apparatus for manufacturing a mold, the apparatus comprising:
- a heating basin for liquefying and maintaining a heat sensitive pliable substance in a liquid form;
- a pump for pumping out from the heating basin the liquefied heat sensitive pliable substance;
- a cooler for receiving and cooling the heat sensitive pliable substance pumped out of the heating basin to a predetermined texture;
- an applicator for ejecting the heat sensitive pliable substance out from the apparatus and into a forming tool;
- and
- a positioning system for moving the applicator and for building a mold by successive application of a formed thread of heat sensitive pliable substance.
3 more elements
A process for producing a heat sensitive pliable mold, the process comprising the steps of
- a) selecting a heat sensitive pliable substance,
- b) liquefying the heat sensitive pliable substance to obtain a liquid substance,
- c) cooling the liquid substance to obtain a semi-rigid substance, and
- d) applying the semi-rigid substance obtained in step c) with an applicator so as to allow the heat sensitive pliable substance to harden into a definite shape and thereby form a mold.
1 more element
Dependencies are inferred from the claim text.