Mechanized unit for digging a trench and laying elongate objects
First Claim
1. A mechanized unit for digging a trench in the ground and laying elongate continuous object, like tubes, cables or similar in said trench, comprising:
- a motor driven vehicle;
a digging wheel connected to said vehicle;
a reserve containing said elongate continuous object and connected to said vehicle;
a receptacle containing a fine powdery material, which is sand, and mounted on a trailer hitched to said motor-driven vehicle, said trailer being disposed substantially parallel to said digging wheel; and
means for feeding said fine powdery material from said receptacle on the trailer to said guide device so that, during formation of said trench by the digging wheel, said powdery material flows below said elongate continuous object in the bottom of the trench, and for then covering said elongate continuous object, this latter thus being buried in said fine powdery material deposited in said trench.
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Accused Products
Abstract
A mechanized unit is provided for digging a trench in the ground and laying elongate objects in the trench, including a motor driven vehicle, a digging wheel connected to the rear of the vehicle, and a reserve connected to the front of the vehicle and containing said elongate objects, and a guide device for laying said objects in the vicinity of the bottom of the trench, the device being connected to the vehicle, said mechanized unit further including a receptacle connected to the vehicle and containing a fine powdery material and means for feeding said material from the receptacle to the guide device so that, during formation of the trench by the digging wheel, said elongate objects are buried in the fine powdery material deposited in said trench.
83 Citations
12 Claims
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1. A mechanized unit for digging a trench in the ground and laying elongate continuous object, like tubes, cables or similar in said trench, comprising:
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a motor driven vehicle; a digging wheel connected to said vehicle; a reserve containing said elongate continuous object and connected to said vehicle; a receptacle containing a fine powdery material, which is sand, and mounted on a trailer hitched to said motor-driven vehicle, said trailer being disposed substantially parallel to said digging wheel; and means for feeding said fine powdery material from said receptacle on the trailer to said guide device so that, during formation of said trench by the digging wheel, said powdery material flows below said elongate continuous object in the bottom of the trench, and for then covering said elongate continuous object, this latter thus being buried in said fine powdery material deposited in said trench. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification