Title:
DOUBLE-LAYER BEVERAGE STRAW
Document Type and Number:
WIPO Patent Application WO/2010/102461
Kind Code:
A1
Abstract:
A double-layer beverage straw comprises an inner tube (1) and an outer flexible tube (2). A beverage outlet (3) is disposed on the upper end of the inner tube (1). The outer flexible tube (2) is coaxial with the inner tube (1) and is tightly attached to the outside of the wall of the inner tube (1). A fixing bonding section (5) is disposed at the wall of the inner tube (1) and is located at the middle of the wall close to the upper end of the inner tube (1). A connecting part corresponding to the location of the fixing bonding section (5) on the outer flexible tube (2) is attached to the fixing bonding section (5) so as to form a middle part (6). The outer flexible tube (2) is divided into an upper part and a lower part that can be retracted towards the middle part (6) by the middle part (6), and the beverage outlet (3) is bared when the upper part of the outer flexible tube (2) is retracted towards the middle part (6).
Inventors:
ZHAO DONG (CN)
Application Number:
PCT/CN2009/071169
Publication Date:
September 16, 2010
Filing Date:
April 07, 2009
Export Citation:
Assignee:
ZHAO DONG (CN)
International Classes:
A47G21/18; B65D77/28
Foreign References:
| US7392916B1 | 2008-07-01 | |||
| CN2171573Y | 1994-07-13 | |||
| US2997195A | 1961-08-22 | |||
| US5823422A | 1998-10-20 |
Attorney, Agent or Firm:
BEIJING SHUANG SHOU INTELLECTUAL PROPERTY AGENT LTD. (Tower B 3rd Building,Region 5, West AnZhe, Chaoyang District Beijing 9, CN)
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