Droplet forming device, droplet forming method, and dispensing apparatus
US11007774B2 · kind B2 · utility
0Cited by
1References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 10, 2019 |
| Grant date | May 18, 2021 |
| Priority date | — |
| Expiry date | Aug 6, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/15
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A droplet forming device is provided. The droplet forming device includes a liquid holder configured to hold a liquid, a film having a discharge hole, two or more vibration generators configured to vibrate the film, and a driver configured to apply a driving signal to the vibration generators. One or more of the vibration generators are disposed in each region on the film where a polarity of bending moment differs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.