Flow selector device alignment system
US9186456B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 30, 2013 |
| Grant date | Nov 17, 2015 |
| Priority date | — |
| Expiry date | Feb 23, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/276
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An alignment system for accurately setting the flow rate of a flow selector device, the system includes a flow selector device having a flow rate selection mechanism rotatable between a plurality of pre-selected positions; a knob providing a grip to rotate the flow rate selection mechanism, the knob having a distal portion, a proximal portion, and at least one registering element; and a cover movable between an open position providing access to the knob and a closed position restricting access to the knob, the cover further including at least one cover element that prevents closure when the registering element is misaligned with a pre-selected position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.