Actuator button for fluid dispenser
US4182496A · kind A · utility
41Cited by
3References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 16, 1977 |
| Grant date | Jan 8, 1980 |
| Priority date | — |
| Expiry date | Dec 16, 1997 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D83/20
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An actuator button assembly for a finger-operated fluid dispenser including a compression chamber located in the actuator button, a piston slidably located in the compression chamber, an insert having an orifice therein fitted adjacent to the compression chamber, resilient means for biasing the piston toward the insert, and a cylindrical pin extending from the piston for contacting and sealing the orifice located in the insert.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.