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Scraper assembly

  • US 4,330,041 A
  • Filed: 07/28/1980
  • Issued: 05/18/1982
  • Est. Priority Date: 07/28/1980
  • Status: Expired due to Term
First Claim
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1. A scraper assembly for a tillage disc comprising:

  • a support;

    an L-shaped scraper mount having an elongated arm sloping downwardly at an angle from the support toward the disc to be scraped, and a lateral extension at the upper end of the arm;

    a scraper blade mounted on the arm at its lowermost end;

    bearing means mounted on the support and rotatably receiving said extension for swinging movement of the arm toward and away from said disc;

    spring tension adjusting means having an upstanding portion pivotally coupled at its lower end with said arm;

    a compression spring coiled about said tension means and resting at its lower end on the support for yieldably biasing the blade against the disc; and

    a bracket secured to the extension, said portion being pivotally coupled with the bracket,said tension means including an L-shaped bolt having an upright spring-receiving leg, presenting said portion, and a lateral bracket-receiving leg.

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