Fluid product dispenser with volume indicator
US5152427A · kind A · utility
11Cited by
21References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 30, 1991 |
| Grant date | Oct 6, 1992 |
| Priority date | — |
| Expiry date | Apr 30, 2011 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D25/56
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A non-transparent, fluid product dispenser comprising a structurally rigid outer container and a flexible inner container provided with means for visually indicating the amount of product remaining in the dispenser comprising a mechanical actuator attached between the end of the liner container and an actuatable indicator on the outer container. Operating in proportion to the travel of the end of the inner container, the actuator is connected to at least one pull tab attached to an indicator window in the outer container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.