COLLAPSIBLE TUBE WITH A DISTRIBUTOR HEAD WITHOUT AIR RETURN

WIPO Patent Application WO2003016159

A3

The invention relates to a collapsible tube head (100, 200, 300, 400) comprising a neck (103, 203, 303, 403) which is fitted with a port (180, 280, 380, 480) and a shoulder (102, 202, 302, 402). The aforementioned head is fitted with a valve (110, 210, 310, 410) which is inserted in the neck of the collapsible tube, said valve comprising a sealing means (112, 212, 312, 412) which is connected to a ring support (115, 215, 315, 415) having an opening (122, 222, 322, 422). When the tube is not compressed, the sealing means is positioned so as to seal the opening and, when the tube is compressed, said means is maintained in the open position. The internal surface of the tube is provided with a bore (105, 205, 305, 405) which is disposed close to the base of the neck. The ring support is fixed to the bore by means of bonding, soldering or force, and said bore and ring support are preferably provided with complementary connection means, in particular a groove and rice grains.

WO/2004/026718	CONTAINER FOR FLOWABLE MATERIALS SUCH AS PASTES AND LIQUIDS
WO/1984/000140	DISTRIBUTION OF PASTY PRODUCTS
JP5749900	Tube container fitted with a valved inner plug

KERMAN ERIC (FR)
MOUNIER LAURE (FR)
SCHNEIDER BERNARD (FR)

PCT/FR2002/002877

November 20, 2003

August 14, 2002

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CEBAL SAS (FR)
KERMAN ERIC (FR)
MOUNIER LAURE (FR)
SCHNEIDER BERNARD (FR)

B65D35/46; B65D47/20; B65D81/28; (IPC1-7): B65D35/46; B65D47/20

DE1173298B	1964-07-02
US3165242A	1965-01-12
FR2732315A1	1996-10-04
US4635826A	1987-01-13
US4962870A	1990-10-16

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