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US 5,855,107 AGranted
Method and apparatus for packaging agricultural plant material
OwnerJohn Haffieldinventor
Life of this patent
Estimating the term…
Abstract
A bale of cut silage 2 is fed into a sheath 8 of flexible packaging. Apparatus 1 comprises thermal sealing/cutting heads 14,15 and intermediate blades 20. Heads 14,15 seal a rear end 21 of package 22; blades 20 separate package 22 from the remainder of sheath 8; heads 14,15 provide a further sealed end 9 for sheath 8 ready to receive the next bale 2 to be packaged.
Claims15
Apparatus for packaging agricultural bales, comprising:
- (a) an annular housing mounted on a support platform comprising support rollers and conveyors for dispensing elongate flexible material defining a sheath into which said bale is able to be fed, said annular housing being inclined at an angle to the horizontal so that said bale passes into said sheath under gravity;
- (b) first thermal sealing means being arranged for sealing first portions of said sheath together at a first position;
- (c) second thermal sealing means being arranged for sealing second portions of said sheath together at a second position spaced from said first position, wherein said first thermal sealing means and said second thermal sealing means comprise respective pairs of sealing elements which are able to be urged toward one another for effecting sealing;
- and,
- (d) separating means being arranged for separating adjacent portions of said sheath at a position intermediate said first positions and said second positions.
2 more elements
Dependencies are inferred from the claim text.