Apparatus and method for the decoration of foodstuffs
US10798949B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 2, 2015 |
| Grant date | Oct 13, 2020 |
| Priority date | — |
| Expiry date | Oct 13, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA23G3/0097
- WIPO fieldFood chemistry
- WIPO sectorChemistry
Abstract
The present invention provides a wafer product decorating apparatus comprising a laser, a collimator, at least one galvanometer driven mirror, and an aspheric scan lens, the apparatus being positionable relative to the wafer product to be decorated wherein the apparatus is configured to provide a laser beam having a spot size of from 100 to 750 μm in diameter on the surface of the product to be decorated and a substantially flat focal plane, characterised in that the focal plane has a depth of field of from 5 mm to 20 mm and that the focal plane of the laser beam is from 5 mm to 30 mm above or below the surface of the product to be decorated. The invention also provides a process for decorating a wafer product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.