Product dispensing system
Granted 21 Oct 2014 · 8 office actions
Current assignee: Deka Products Limited Partnership · originally DEKA Research & Development Corp.
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Inventors: Felix Winkler, Eric J. VanWyk, Russell H. Beavis · Examiner: Joel Zhou
Life of the patent
4 dated eventsAbstract
A flow control device is disclosed. The flow control device includes a solenoid, the solenoid including an armature. Also, a piston connected to the armature. The piston includes a primary orifice. The piston having an open position and a closed position. A piston spring connected to the piston is also includes and at least one secondary orifice. The movement of the piston to the open position at least partially opens the at least one secondary orifice and the movement of the piston to the closed position at least partially closes the at least one secondary orifice. The movement of the armature actuates the piston movement and controls fluid flow from the primary orifice through the at least one secondary orifice.
Claims
9 · 1 independent · depth 4Classifications
9 codes- F16K3/26
- G05D7/06
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2 priority documents›Priority documents — 2
| Type | Document | Date |
|---|---|---|
| provisional | US 61092396 | 27 Aug 2008 |
| related publication | US 20090277516 A1 | 12 Nov 2009 |
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