Adjustable portafilter and grind adjustment
US10881240B2 · kind B2 · utility
6Cited by
4References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 8, 2014 |
| Grant date | Jan 5, 2021 |
| Priority date | — |
| Expiry date | Jul 28, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J2031/0694
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A portafilter apparatus for an espresso machine, the apparatus comprising: a metal head that is attachable to a group head of the espresso machine, the head defines a coffee grounds compartment for containing a quantity of ground coffee; and a perforated movable floor within the head; the floor forms a filter and defines the base of the coffee grounds compartment, the floor is vertically movable with respect to the head to adjust a volume of the coffee grounds compartment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.