Housing, injection mold for making the housing, and method for making the housing by using the injection mold
US7820259B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 27, 2007 |
| Grant date | Oct 26, 2010 |
| Priority date | — |
| Expiry date | Jul 22, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31507
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An injection mold (20) includes a female mold (22) and a male mold (24) matingly engageable with the female mold. The female mold has a recess portion (222) defined therein. The male mold includes a mold core (240) mounted thereon corresponding to the recess portion of the female mold. The mold core includes a grating pattern (241) defined thereon and a first injection runner (244). The grating pattern is formed by a plurality of crisscrossed grooves (2412). The first injection runner communicates with at least one of the grooves of the grating pattern. A housing (10) made by the injection mold and method for making the housing by using the injection mold are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.