Wrap material roll housing cover having sealed hinge joint...

A - Human Necessities – 01 – F

Patent

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100/12

A01F 15/07 (2006.01)

Patent

CA 2013957

WRAP MATERIAL ROLL HOUSING COVER HAVING SEALED HINGE JOINT AND GAS SPRING BIASING MEANS Abstract of the Disclosure A mechanism for enveloping a large round bale with a surface wrap material such as plastic sheet or net includes a housing for holding a supply roll of the wrap material. The mechanism and, hence, the housing is mounted on the rear of a bale discharge gate. The housing includes a front wall defined by an upright panel secured across the rear of the gate and having an upper end portion projecting rearwardly and downwardly and a bottom wall spaced below the upper end portion of and being sloped upwardly and rearwardly relative to the front wall. The housing also includes a cover which is vertically pivotally mounted to a pair of brackets located just beneath the upper end portion of the front wall, the cover having a top wall having a forward edge portion which seals against the bottom of the upper end portion of the front wall when the cover is in a closed position. A pair of gas springs are connected between the cover and the brackets and have their line of action disposed relative to the pivot axis of the cover such that the cover is respectively biased to its closed and open positions when placed in these positions with the springs going over center as the cover is moved between the positions.

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