Flexible fluid delivery tube to rigid dip tube quick connector for liquid sprayer
US7325706B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 26, 2005 |
| Grant date | Feb 5, 2008 |
| Priority date | — |
| Expiry date | Apr 5, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B11/0044
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An assembly for effecting a quick connect of a flexible fluid delivery tube to a rigid dip tube for a liquid sprayer is provided. The assembly is mounted to a container of chemical liquid to be sprayed by a closure cap having a depending annular wall defining a cavity into which an adaptor for the delivery tube extends and is snap fitted in place by the provision of a retention feature coacting between a nipple of the adaptor and the annular wall. A vent port located in the annular wall in the vicinity of the coacting retention feature with an air gap provided between the vent port and the upper surface of the closure end wall. Alternatively, the vent port is located in the end wall of the closure. A cover is provided for sealing closed both the inlet opening from the container and the vent port in a condition of non-use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.