Apparatus for digging surface trenches in the ground

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4799320
SERIAL NO

07161403

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

An elongated rigid bar is arranged to be secured at one of its ends to a power unit and is enclosed through most of its length in a rigid housing. Longitudinal passageways are provided interiorly of the housing for receiving a cross link drive chain trained over a sprocket on the power unit and on a cross shaft supported at a free end of the housing. The cross shaft supports digging units. A ground engaging support wheel is attached to the housing adjacent its free end. The housing has a semi-flexible guard mounted on it adjacent the digging units.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • Assignment data not available. Check PTO

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Steele, Robert W 1185 Hamilton Heights, Corvallis, MT 59828 3 29
West, Raymond M 2807 NE. Brazee, Portland, OR 97212 1 2

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation