Compact container having an airless pump
US8881946B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Apr 20, 2010 |
| Grant date | Nov 11, 2014 |
| Priority date | — |
| Expiry date | Apr 20, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B11/1023
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to a compact container having an airless pump, and more particularly, to a compact container for discharging cosmetic in preset amount when the pump is driven by pressing a button. The compact container having an airless pump, includes: a casing including an upper case and a lower case and accommodating cosmetics; a cylinder fixed to the inside of the lower case and having an annular outer wall downwardly extending from the rim, a depression formed at the center concentric with the outer wall, an opening formed at the lower side of the depression such that the opening communicates with the inner space of the outer wall; a plate upwardly spaced apart from the cylinder and having a discharging hole, formed at the center, through which the cosmetics is discharged, and a through-hole formed at a side thereof; an annular container piston elevating up and down along the inner circumference of the outer wall of the cylinder; an airless pump installed at the depression of the cylinder to discharge the cosmetics accommodated in the cylinder to the outside; and a button formed at the through-hole to operate the airless pump.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.