| 摘要 |
A drawstring bag comprising: a bag (100); a drawstring (104) encircling an open end (102) of the bag; and a closure member (110) comprising a sleeve and a plurality of angled teeth (114) protruding within the interior of the sleeve, wherein: a portion (106) of the drawstring (104) comprising two co-extending lengths (108) of drawstring (104) extends from the bag (100); the closure member (110) is located around the two co-extending lengths (108); and the angled teeth (114) of the closure member (110) allow the closure member to slide freely along the two co-extending lengths (108) to close the bag (100), and engage with the drawstring (104) to prevent the closure member (110) from sliding in the opposite direction to re-open the bag (110), such that there cannot be movement of the closure member (110) in the re-opening direction. |
