Fluid dispenser apparatus
US6364170B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 29, 1999 |
| Grant date | Apr 2, 2002 |
| Priority date | — |
| Expiry date | Oct 29, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B11/0054
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A fluid dispenser used to administer fixed or adjustable doses of fluids in oral, intranasal, or injectable applications. The dispenser may be used to draw off fluid from a flexible or rigid bulk container or to draw fluid from a mounted flexible or rigid container such as a sealed-end bag or bottle, or a threaded bag or bottle. The fluid dispenser generally comprises: a connection member communicatively connected to a fluid source container; a body member having a dose cylinder communicatively connected to the connection member; a piston member operationally related to the dose cylinder and spring biased in an extended position; and a trigger member attached to the piston member and communicatively connected to the dose cylinder through the piston member. The dispenser may include a guide positioned on the connection member. The guide includes a platform portion and a guide portion, both of which being adapted to form a container passage. The dispenser may also include a sealed chamber mounted on the connection member. The sealed chamber has a first tip, a second tip, and a movable seal positioned within the sealed chamber. The movable seal forms a first reservoir proximate to and…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.