Mold assembly for molding cushion articles
US4501541A · kind A · utility
27Cited by
6References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 7, 1983 |
| Grant date | Feb 26, 1985 |
| Priority date | — |
| Expiry date | Jul 7, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S425/812
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A mold assembly for molding a cushion article, such as a seat cushion or the like, for snapping in place onto an appropriate seat support without additional attaching means. The seat cushion has a foam body with a snap-ring member molded integral with a peripheral portion of the body, the snap-ring member providing means for snapping the seat cushion over the seat support. A mold assembly is disclosed for molding the seat cushion, utilizing the snap-ring member as an integral part of the process, and a mold assembly to evacuate entrapped air from the mold cavity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.