| 摘要 |
The valve bag (10) includes a bag body having a valve end portion, the valve end portion constructed to form a filling passage in which a valve sleeve (22) is inserted. The valve sleeve has a first end (28) extending into the interior (32) of the valve bag (10) and a second end (26) secured to the bag body. A valve protection member (34) is secured to the second end (26). |
