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:
Aug. 23, 2022
Filed:
Jul. 24, 2019
Seiko Epson Corporation, Tokyo, JP;
Yasutoshi Hideshima, Matsumoto, JP;
Abstract
The material plasticizing device includes a rotor having a material introduction portion open on an outer peripheral side surface, and a groove forming surface on which a scroll groove kneading a material introduced from the material introduction portion is formed; a case that surrounds an outer periphery of the groove forming surface; a facing portion having a facing surface that faces the groove forming surface, a heater that heats the material in the scroll groove, and a communication hole through which the material plasticized by a heat of the heater flows; and a material supply source that stores the material, in which a coupling pipeline is formed in the case, a material supply path is formed by the case and the outer peripheral side surface of the rotor, and the material flows into the material introduction portion through the coupling pipeline and the material supply path.