Hand-held three-dimensional drawing device
US12103214B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 23, 2022 |
| Grant date | Oct 1, 2024 |
| Priority date | — |
| Expiry date | May 23, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C64/295
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A drawing device can include a housing configured for to be held in user's hand, shaped to allow manipulation of the housing like a pen, and include a loading mechanism that supports or drives material toward a nozzle assembly of the device. The nozzle assembly has an exit nozzle from which material can be extruded. The drawing device can be configured to receive a cartridge assembly that can be coupled to the housing and be advancement mechanism and/or an automatic retraction mechanism, and allow for multiple operations, including the readying of additional material to be performed using a streamlined, synergistic activation of components, and facilitate disassembly and cleaning.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.