The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 29, 1998
Filed:
Apr. 29, 1996
Takeshi Arai, Turugashima-shi, Saitama-ken, JP;
Other;
Abstract
A method of casting-masking-molding a thermoplastic resin product, includes the steps of placing a molding sheet 1 on an upper surface of a heated table plate 4, the molding sheet including a molding die 2, and a mask 3 including a plurality of mask constituting pieces 3a, 3b, 3c, ... which are fitted into the molding die and capable of being separated from one another, filling the molding die 2 of the molding sheet 1 in order by pouring a thermoplastic resin liquid 6a of a desired color into a portion of the mask 3 from which one of the mask consisting pieces is taken out, then to solidify the poured thermoplastic resin liquid, and repeating in a required number of times the steps of pouring a thermoplastic resin liquid 6b of the same color as the desired color or another color different therefrom into another portion of the mask from which another of the mask constituting pieces is taken out, then to solidify the poured thermoplastic resin liquid, and further heating the molded resin body 6 placed on the table plate 4, which is separated from the molding sheet 1 and placed on the table plate 4, and gelatinizing the molded resin body, thereafter to cool the molded resin body.