Conveyorized vacuum injection system
US6644238B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 1, 2000 |
| Grant date | Nov 11, 2003 |
| Priority date | — |
| Expiry date | Dec 6, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C39/42
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides a method and apparatus for dispensing onto a substrate. In one embodiment, the apparatus includes an injector having an injecting outlet and an air inlet, a fixture for receiving a substrate in communication with the injecting outlet and the air inlet and having a gasket forming a seal around the injecting outlet and air inlet, and a sheet of substantially taut film disposed between the injector and a substrate placed in the receptacle of the fixture such that, when the injector is in a position for dispensing encapsulant to a process area on the substrate, at least the injectng tip and the inlet tip of the injector project through the substantially taut film to the process area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.