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US 11,896,102 B2Granted
Valve system for formula cartridge
AssigneeL'oreal
InventorsDamien Levi, Ji Lee, Nicholas Sinclair, Richard Craig Huff, II
Life of this patent
Estimating the term…
Abstract
A valve system comprises: a valve body; a valve cap; and a valve plug between the valve body and valve cap is compressed radially and axially, and a central bore extends wholly through the valve body and valve cap and partially through the valve plug. The valve system is welded to a packet which can contain a hair color formula. One or more of the packets are then used in a cartridge compatible with a dispensing device.
Claims12
A valve system, comprising:
- a valve body;
- a valve cap;
- and
- a valve plug between the valve body and valve cap is compressed radially and axially, and a central bore extends wholly through the valve body and valve cap and partially through the valve plug;
- the valve body further comprises a flange with a first and second barb securing the valve cap to the valve body.
2 more elements
Dependencies are inferred from the claim text.