Two-component cartridge system
US6484904B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | May 21, 2001 |
| Grant date | Nov 26, 2002 |
| Priority date | — |
| Expiry date | May 21, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C45/0081
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A cartridge system for multi-component reactive viscous fluids which includes a plurality of syringe elements conjoined and discharging into an outlet having a matching plurality of outlet passageways therein. The cartridge has a frangible cap that seals the outlet passageways prior to use, is broken away from the outlet for dispensing and has plugs insertable into the passageways to reseal the cartridge after use. The plugs preferably have lead-in chamfers and a sealing ledge. Orientation device is provided to prevent cross-contamination upon resealing. A cooperating dispenser gun incorporates registration and a retention device to secure the cartridge in position and has an integral cap removal and retention tool.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.