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公开(公告)号:EP2585400B1
公开(公告)日:2015-03-04
申请号:EP11738265.5
申请日:2011-06-23
IPC分类号: B67D1/08
CPC分类号: B67D1/0808 , B67D1/0807 , B67D1/0831 , B67D1/0832 , B67D1/0835 , Y10T137/613
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公开(公告)号:EP2585400A1
公开(公告)日:2013-05-01
申请号:EP11738265.5
申请日:2011-06-23
IPC分类号: B67D1/08
CPC分类号: B67D1/0808 , B67D1/0807 , B67D1/0831 , B67D1/0832 , B67D1/0835 , Y10T137/613
摘要: A fully recyclable valve housing adapted for engagement with a neck of a container such as a beer keg, has an inner port (25) for liquid and a concentric outer port (14) for pressurised gas, with openings (21) for admitting pressurised gas into the container. A dip tube (5) is connected to a bottom end fitting (4), communicating with a valve stem (8) within the valve housing. A valve member 6 is arranged to control flow through the concentric ports, and a spring element (7) located about the valve stem (8) urges the valve member upwards to close the ports. The spring element (7) is moulded from a resilient polymeric material and comprises a plurality of C-shaped sections (7a) angularly arranged in two interconnected stacks on opposite sides of the valve stem such that movement of the valve member (6) by means of a valve-operating member causes concurrent resilient deformation of all the sections.
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公开(公告)号:EP2585381A1
公开(公告)日:2013-05-01
申请号:EP11738263.0
申请日:2011-06-23
IPC分类号: B65D25/24
CPC分类号: B65D1/16 , B65D1/0223 , B65D21/0213 , B65D25/24 , B65D50/00 , B65D2101/0023
摘要: A container such as a beer keg includes a container body 1 and top and bottom chimes 2, 3. The container body has a peripheral side wall 10 provided with a plurality of circumferentially-spaced projections which are formed with the container body by a simple pressing or moulding operation. Each chime is formed with a peripheral skirt 23 which fits over the peripheral side wall and a co-operating inner lip which snap-engages over the circumferentially-spaced projections. In a plastics container, the contents of the container tend to press against the projections and resist any tendency to distortion in normal use and therefore increase the strength of the attachment. In the case of the top chime 2 the skirt 23 is joined to an inner hub 21 which is additionally fixed to the container neck 2 by means of a valve assembly 4 which is screwed onto the neck. A cap 6 prevents unscrewing of the valve assembly 4 and provides immediate evidence of tampering.
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