Multi-chemistry dispenser
US10588722B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 19, 2015 |
| Grant date | Mar 17, 2020 |
| Priority date | — |
| Expiry date | Aug 19, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05C17/00553
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A dispenser for dispensing a liquid such as a tooth whitening gel can include a plunger and a housing having a first chamber that receives a first arm of the plunger and a second chamber that receives a second arm of the plunger. The housing can further include a first channel in fluid communication with the first chamber, a second channel in fluid communication with the second chamber, and a third channel formed at an intersection of the first and second channels. The housing can further include a static mixer than mixes a first liquid from the first chamber with a second liquid from the second chamber. The plunger may be disposed along a first axis and the third channel may be disposed along a second axis that intersects the first axis at an angle of between 10° and 170°.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.