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US 2002/0164091 A1Published application
Sealable valve bag and method for making a sealable valve bag
OwnerGene D. Schneckinventor
Life of this patent
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Abstract
The valve bag includes a bag body having a valve end portion, the valve end portion constructed to form a filling passage in which a valve sleeve is inserted. The valve sleeve has a first end extending into the interior of the valve bag and a second end secured to the bag body. A valve protection member is secured to the second end.
Claims16
A valve bag apparatus for the containment of material, comprising:
- a bag body portion having a valve end portion;
- a filling passage formed in the bag body at the valve end portion;
- a sealable valve sleeve secured within the filling passage, the sealable valve sleeve having a first end extending into the interior of the bag body and a second end extending exteriorly from the bag body;
- a protection member secured to the second end;
- and
- an adhesive member securing the valve sleeve to the bag body.
3 more elements
A method of constructing a valve bag, the method comprising the steps of:
- providing a bag body portion having a valve end portion;
- constructing a filling passage in the bag body at the valve end portion;
- securing a valve sleeve within the filling passage, the valve sleeve having a first end extending into the bag body and a second end extending exteriorly from the bag body;
- securing a protective member to the second end;
- and
- affixing the protective member to a side wall.
3 more elements
A method of filling a valve bag, the method comprising the steps of:
- providing an unerected valve bag having a valve end portion;
- inserting a valve sleeve having a protective member into the valve end portion;
- creating a valve sleeve passage in the valve end portion having a fixed lower surface and a moveable top surface;
- inserting a filling member in valve sleeve passage;
- discharging material through the filling member into the valve bag thereby reconfiguring the valve bag from the unerected position to an erect position.
2 more elements
Dependencies are inferred from the claim text.