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US 2006/0185862 A1Published application
Manual trench tool
OwnerCalvin McIntoshinventor
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OwnerCalvin McIntoshinventor
Estimating the term…
Apparatus for providing a six-inch deep trench in a lawn surface, for the primary purpose of installing irrigation pipe for sprinkler systems A trenching tool which includes a lower portion having two heavy steel blades and a hinge mechanism. The steel impact blades are sharpened at the bottom to accommodate a V configuration to enhance the downward penetrating action by the operator as lie drives the blades into the ground until the desired 6″ is reached. The operator then forces the handles together which separates or widens the bottom portion of the channel. The channel/trench is elongated for any distance the operator desires by repeatedly thrusting the tool into the lawn right next to the elongated section of the original opened trench.
1-2. (canceled)
A lawn surface separation digger for digging shallow trenches involving two long arm units each possessing a strike plate, a centre portion and a handle portion, each of mentioned arm units having strike plates means bonded at said strike plate portion, said strike plate portion and said handle portion of each of said arm units being on principly the same longitudinal axis, each of said centre portion being differentiate from the axis through its particular strike plate part and handle part, each of mentioned components being attached by its particular strike plate portion by a bottom bent member and to its particular handle portion by an upper bent member, said hinge joint being of transmission snap ring plier type, such that mentioned centre portions are on the same side of the centre longitudinal axis of said lawn surface operation digger as their particular strike plates, said centre portions being aligned so that when the handle portions are positioned to their widest stance, the strike plate portion is closed therefore allotting the sharpened ends of the strike plates to be aligned together by design when said handle portions are positioned to cross each other, the strike plate portions are on the opposite side of the centre longitudinal axis.
Dependencies are inferred from the claim text.