Method of manufacturing resin molded article and resin molded article
US10654227B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2016 |
| Grant date | May 19, 2020 |
| Priority date | — |
| Expiry date | Oct 27, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2023/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method of manufacturing an elongated resin molded article having a hollow structure including: using an elongated elastic core including a composite of an elastic body and a continuous yarn; molding a resin material on an outer peripheral surface of the elastic core; and then exerting tensile force on the elastic core and extracting the elastic core in a lengthwise direction so as to obtain the elongated resin molded article having the hollow structure. An elongated resin molded article having a hollow structure, including a curved portion and a branched portion in combination, wherein the resin molded article has a composite structure in which a resin material is reinforced with a braided continuous fiber across an entire length thereof including the curved portion and the branched portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.