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1. (WO1986005140) DISPOSITIF COMPRESSEUR DE PAILLE
Note: Texte fondé sur des processus automatiques de reconnaissance optique de caractères. Seule la version PDF a une valeur juridique

CLAIMS

1. Apparatus for compressing straw or other vegetable matter characterised by a compression chamber (11), a piston (7,28) reciprocal in and out of one end of the chamber, means (13,21) for feeding straw
laterally into the compression chamber, 'a delivery conduit (15) leading from the other end of the chamber (11) with a restriction through which compacted straw or vegetable matter is forced in steps by the piston (7,28), and drive means for the piston including a.
toggle linkage (5) which is substantially aligned with the piston (7) at the end of each working stroke.
2. Apparatus as claimed in Claim 1,
characterised in that an eccentric (10) on a flywheel (4) is coupled to the break point of the toggle linkage (5).
3. Apparatus as claimed in Claim 1 or 2, characterised in that means (17,18) are provided for adjusting the restriction in the delivery conduit (15) .
4. Apparatus as claimed in Claim 3,
characterised in that the delivery conduit (15) has a split end, and a member (17) surrounding this end has an adjustable embrace to vary the size of the split.

5. Apparatus as claimed in any preceding
claim, characterised in that the piston face (15) is indented.
6. Apparatus as claimed in Claim 5 ,
characterised in that the indentation is annular, the end face having a central forwardly projecting conical portion (29) and an outer, bevelled cutting edge portion (30).
7. Apparatus as claimed in any preceding
claim, characterised in that the feeding means comprise two counter-rotating toothed drums (21) which entrain straw or vegetable matter and feed it positively into the compression chamber (11) ."
8. Apparatus as claimed in Claim 7,
characterised in that the drum teeth (22) interdigitate with fixed combs (23) for parting the straw or vegetable matter from the drums at the entry to the compression chamber (11) .
9. Apparatus as claimed in Claim 7 or 8 ,
characterised in that the drum teeth (22) tips cooperate with sharp edges (27). between the roots of the combs fingers (23) to chop the straw or vegetable matter entering the compression chamber (11) .
10. Apparatus as claimed in any preceding claim, characterised in that a cooling jacket (14) co-operates with the compression chamber (11) .