Dispenser for pasty substances
US4474313A · kind A · utility
19Cited by
5References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 6, 1981 |
| Grant date | Oct 2, 1984 |
| Priority date | — |
| Expiry date | Nov 6, 2001 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D83/765
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A dispenser for pasty substances with a housing having a piston displaceable only in a discharging direction and an outer operating handle which is formed at a headpiece, compressible in a bellows-like manner in the direction of the piston, which headpiece has a dispenser-outlet opening. A tubule with an inner open end in every position of the bellows immersed in the pasty substance, extends inwardly from the dispenser-outlet opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.