Undisturbed soil sampler
First Claim
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1. A soil sampler assembly for obtaining undisturbed soil samples comprising:
- an elongated hollow tubular outer corer means for coring the soil during sampling, said means defining inner and outer surfaces and including first and second ends;
an elongated hollow tubular inner sampling means defining inner and outer surfaces having first and second ends and being removably disposed within said outer corer means for receiving a soil sample and adapted to be removed from said outer corer means without disturbing the soil sample, andretaining means disposed adjacent the first end of said corer means between its inner surface and the outer surface of the sampling means for retaining soil in said sampling means, the retaining means including a plurality of flexible arcuate leaves extending toward the first end and movable between an open position and a closed cup-like position, the leaves being held in the open position by the outer surface of the sampling means when it is fully disposed within the corer means and the leaves being adapted to continually self-close to the cup-like position about the end of the sampling member as it is withdrawn from the corer member.
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Abstract
A soil sampler assembly for obtaining undistrubed soil samples having an outer corer member for coring the soil during sampling and including first and second ends and also having an inner sampling member having first and second ends with the inner sampling member being removably disposed within the outer corer member for receiving a soil sample and adapted to be removed from the outer corer means without disturbing the soil sample.
16 Citations
4 Claims
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1. A soil sampler assembly for obtaining undisturbed soil samples comprising:
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an elongated hollow tubular outer corer means for coring the soil during sampling, said means defining inner and outer surfaces and including first and second ends; an elongated hollow tubular inner sampling means defining inner and outer surfaces having first and second ends and being removably disposed within said outer corer means for receiving a soil sample and adapted to be removed from said outer corer means without disturbing the soil sample, and retaining means disposed adjacent the first end of said corer means between its inner surface and the outer surface of the sampling means for retaining soil in said sampling means, the retaining means including a plurality of flexible arcuate leaves extending toward the first end and movable between an open position and a closed cup-like position, the leaves being held in the open position by the outer surface of the sampling means when it is fully disposed within the corer means and the leaves being adapted to continually self-close to the cup-like position about the end of the sampling member as it is withdrawn from the corer member. - View Dependent Claims (2, 3, 4)
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Specification