Method and apparatus for harvesting and picking up sod

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7721814
APP PUB NO 20060185860A1
SERIAL NO

11345301

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A sod harvester cuts several side-by-side strips of sod, preferably of total width equal to the width of a pallet, and directs the strips up three sets of conveyors arranged in sequence. The first conveyor set runs at or near ground speed; the second conveyor set runs at about double ground speed, and the third conveyor set runs at about triple ground speed. This creates a spatial and time gap between the trailing edges of a set of sod strips on the third conveyor and the leading edges of the next set of sod strips behind them on the second conveyor. The time gap is sufficient to stop the sod strips on the third conveyor and then pick them up and stack them on a pallet.

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Patent Owner(s)

Patent OwnerAddress
TREBRO HOLDING INC6844 SOUTH FRONTAGE ROAD BILLINGS MT 59101

International Classification(s)

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  • 2006 Application Filing Year
  • A01B Class
  • 147 Applications Filed
  • 90 Patents Issued To-Date
  • 61.23 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances200620072008200920102011201220132014201520162017201820190255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brouwer, Gerardus J Keswick, CA 34 307
Milwain, Robert Keswick, CA 18 77

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Patent Citation Ranking

  • 3 Citation Count
  • A01B Class
  • 8.47 % this patent is cited more than
  • 15 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges10752165101 - 1011 - 2021 - 3031 - 4041 - 5005101520253035404550556065707580

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