Ram boring device

Details Ram boring device Ram boring device

1994-03-22

1996-06-18

Schoeppel, Roger J.

Boring or penetrating the earth

With signaling, indicating, testing or measuring

Tool position direction or inclination measuring or...

175 62, 175106, 175203, 3408561, E21B 47024

Patent

active

055268862

ABSTRACT:
In a ram boring device with a essentially cylindrical ram housing (10) receiving the ram apparatus, and a displacement head (22) connected with one longitudinal end of the ram housing (10) and whose diameter at its end facing the ram housing (10) has a diameter at least equal to that of the ram housing (10), the ram boring device having a receiving space (24) for a position transmitter (28), a transmitter housing (20) containing the receiving space (24) is arranged between the displacement head (22) and the ram housing (20) with the transmitter housing (20) having an outer diameter at least nearly equal to the outer diameter of the ram housing (10).

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patent: 5182516 (1993-01-01), Ward et al.
patent: 5234061 (1993-08-01), Hesse
patent: 5322391 (1994-06-01), Fisk

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