Patent · US Expired

Plant guard for cultivator

US3985186A · kind A · utility

6Cited by
6References
9Claims
0Family size

Inventor

Key dates

Filing dateSep 11, 1975
Grant dateOct 12, 1976
Priority date
Expiry dateSep 11, 1995

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01B39/26
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A plant guard for a cultivator having cultivator elements mounted on a horizontal rotating shaft. The guard comprises a U-shaped member, as viewed in plan, having a vertical, plate-like base which extends transversely of the direction of travel and is connected to rearwardly extending side members which extend alongside and are pivotally connected to opposite ends of the shaft. Downward movement of the base member is limited with the base member being movable to selected vertical positions.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.