Mulcher
First Claim
Patent Images
1. A mulcher for laying down a strip of film over a ridge longitudinally thereof and covering the laid-down strip with soil comprising:
- means for rollably horizontally supporting a roll of the strip transversely of the direction of advance of the mulcher,at least one pair of strip pressing means for pressing the strip longitudinally thereof on its opposite side portions, pulling out the strip from the roll and laying down the strip over the ridge, andat least one pair of soil applying means for covering the laid-down strip with soil on its opposite sides longitudinally thereof,the strip roll supporting means comprising a support portion for rollably supporting the strip roll and restraining portions for restraining the strip roll from moving forward or backward while the strip roll is rolling to permit the strip to be pulled out from a definite position.
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Accused Products
Abstract
A mulcher having a roll of film, a ridger for making a planting ridge to be covered by the film, means for keeping the film taut over the ridge while soil is placed on the film edges, and the film roll is rollably supported to insure dispensing of the film from a fixed position throughout the mulching.
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Citations
16 Claims
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1. A mulcher for laying down a strip of film over a ridge longitudinally thereof and covering the laid-down strip with soil comprising:
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means for rollably horizontally supporting a roll of the strip transversely of the direction of advance of the mulcher, at least one pair of strip pressing means for pressing the strip longitudinally thereof on its opposite side portions, pulling out the strip from the roll and laying down the strip over the ridge, and at least one pair of soil applying means for covering the laid-down strip with soil on its opposite sides longitudinally thereof, the strip roll supporting means comprising a support portion for rollably supporting the strip roll and restraining portions for restraining the strip roll from moving forward or backward while the strip roll is rolling to permit the strip to be pulled out from a definite position. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A mulcher for laying down a strip of film over a ridge longitudinally thereof and covering the laid-down strip with soil comprising:
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means for rollably horizontally supporting a roll of the strip transversely of the direction of advance of the mulcher, at least one pair of strip pressing means for pressing the strip longitudinally thereof on its opposite side portions, pulling out the strip from the roll and laying down the strip over the ridge, at least one pair of soil applying means for covering the laid-down strip with soil on its opposite sides longitudinally thereof, the strip roll supporting means comprising a support portion for rollably supporting the strip roll and restraining portions for restraining the strip roll from moving forward or backward while the strip roll is rolling, and ridge shaping means disposed in a front portion of the mulcher and comprising a pair of opposed side shaping plates provided in front thereof with soil guides for guiding cultivated soil inward toward each other and a top shaping plate extending between the side shaping plates over the space therebetween, each of the side shaping plates being provided with an elongated compacting shaping portion to the rear thereof, whereby the strip is pulled out from a definite position and laid down over the ridge formed by the ridge shaping means. - View Dependent Claims (8, 9, 10)
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11. A mulcher for laying down a strip of film over a ridge longitudinally thereof and covering the laid-down strip with soil comprising:
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means for rollably horizontally supporting a roll of the strip transversely of the direction of advance of the mulcher, at least one pair of strip pressing means for pressing the strip longitudinally thereof on its opposite side portions, pulling out the strip from the roll and laying down the strip over the ridge, and at least one pair of soil applying means for covering the laid-down strip with soil on its opposite sides longitudinally thereof, the strip roll supporting means comprising a support portion for rollably supporting the strip roll and restraining portions for restraining the strip roll from moving forward or backward while the strip roll is rolling, each of the strip pressing means comprising a pressing wheel rotatably mounted on a hub shaft extending inwardly rearward with respect to the direction of advance of the mulcher and inclined inwardly downward, the pair of pressing wheels being arranged rearwardly outward away from each other, whereby the strip is pulled out from a devinite position and laid down on the ridge while being tensioned outward widthwise thereof and also rearward. - View Dependent Claims (12, 13)
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14. A mulcher for laying down a strip of film over a ridge longitudinally thereof and covering the laid-down strip with soil comprising:
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means for rollably horizontally supporting a roll of the strip transversely of the direction of advance of the mulcher, at least one pair of strip pressing means for pressing the strip longitudinally thereof on its opposite side portions, pulling out the strip from the roll and laying down the strip over the ridge, and at least one pair of soil applying means for covering the laid-down strip with soil on its opposite sides longitudinally thereof, the strip roll supporting means comprising a support portion for rollably supporting the strip roll and restraining portions for restraining the strip roll from moving forward or backward while the strip is rolling, the pair of soil applying means being provided with soil dividing upstanding portions extending inwardly rearward with respect to the direction of advance of the mulcher for dividing soil inward toward each other, the soil applying means having pressing upstanding portions each extending rearward from the soil dividing upstanding portion and opposed to the shoulder of the ridge. - View Dependent Claims (15, 16)
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Specification