Self-venting cap
US4120414A · kind A · utility
13Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 2, 1977 |
| Grant date | Oct 17, 1978 |
| Priority date | — |
| Expiry date | Sep 2, 1997 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D51/1611
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A self-venting cap for containers of materials that produce vapor comprising a cap, a rigid tube thereon terminating at the geometrical center of the container, a fully flexible tube extending from the rigid tube, and a float at the end of the flexible tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.