F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
255/6, 61/4.6
F16L 1/028 (2006.01) E02F 3/06 (2006.01) E21B 7/00 (2006.01) E21B 7/06 (2006.01) E21B 7/20 (2006.01) E21B 7/28 (2006.01) E02F 5/02 (2006.01)
Patent
CA 1327788
ABSTRACT OF THE DISCLOSURE A method for excavating a hole and an apparatus therefor are suitable for the operation of excavating a hole used for laying a lateral sewer or mounting pipe, which extends from a main sewer pipe toward the ground surface, on the main sewer pipe. The method comprises the step of rotating a rod about its axis in a space provided in the ground while advancing the rod in the direction of penetrating a wall member defining the space, and the step of utilizing the advanced rod for a guide while excavating a hole in the ground from the tip side of the rod toward the space. The apparatus embodying the method described above comprises a rod propelling machine disposed in a space provided in the ground and for rotating a rod about its axis while advancing the rod and an excavating machine utilizing the advanced rod for a guide and for excavating a hole in the ground from the tip side of the rod toward the space, wherein the rod propelling machine includes operating means for rotating the rod about its axis while advancing the rod and means placed in front of the operating means and for guiding the rod in the direction of penetrating a wall member defining the space. Therefore, the hole is easily accurately excavated even in a spot incapable of being excavated by a driving method.
569475
Kabushiki Kaisha Iseki Kaihatsu Koki
Moffat & Co.
LandOfFree
Method for excavating hole and apparatus therefor does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method for excavating hole and apparatus therefor, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for excavating hole and apparatus therefor will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1310010