Method for hermetically sealing a rigid panel
US3963814A · kind A · utility
44Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 23, 1975 |
| Grant date | Jun 15, 1976 |
| Priority date | — |
| Expiry date | Jun 23, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C65/02
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
This invention is addressed to a new and improved method for sealing an opening in a rigid panel in which first and second sealing members are inserted into the opening in the rigid panel, and subjected to a first lateral mechanical tension, the members are then heated, preferably by ultrasonic heating means and then the members are subjected to a second mechanical tension.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.