Methods for removing residue from a nozzle
US10357794B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2017 |
| Grant date | Jul 23, 2019 |
| Priority date | — |
| Expiry date | Feb 7, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB08B9/023
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for removing a residue of a substance, extrudable through a nozzle of an automated end-effector, from an exterior of the nozzle, the method including steps of (1) establishing contact between the nozzle and a cleaning pad; (2) adhering the cleaning pad to the nozzle; (3) inserting the nozzle, with the cleaning pad adhered thereto, into a constricting device; (4) circumferentially squeezing the cleaning pad around the nozzle with the constricting device; (5) withdrawing the nozzle from the constricting device to separate the cleaning pad from the nozzle and remove the residue of the substance from the exterior of the nozzle; and (6) transferring the cleaning pad from the constricting device to a disposal receptacle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.