Colored resin molder
US5225210A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Oct 18, 1991 |
| Grant date | Jul 6, 1993 |
| Priority date | — |
| Expiry date | Oct 18, 2011 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C2948/92752
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A colored resin molder having a cylindrical input member, a resin material supply mechanism for storing a molding resin material having thermoplastic properties and supplying the stored resin material through the input member, a coloring agent supply device having a nozzle discharge end disposed in the input member for supplying a liquid coloring agent, a feeding mechanism for feeding the resin material from the resin material supply mechanism while mixing the coloring agent with the resin material for resin molding, a sensor device for detecting the status of the feeding by the feeding mechanism, and a control unit for controlling the operation of the coloring agent supply device according to the result of the detection by the sensor device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.