Dispenser for dispensing limited amounts of materials
US4189066A · kind A · utility
14Cited by
3References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 4, 1978 |
| Grant date | Feb 19, 1980 |
| Priority date | — |
| Expiry date | Dec 4, 1998 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2583/0495
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A container provided with a dispensing closure comprising a cavity-containing ball rotatable in the neck of the container, a resilient retaining ring holding the ball in contact with the neck, and a locking ring thereover threadable on the neck.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.