Self-propelled percussive machine for boring holes

Details Self-propelled percussive machine for boring holes Self-propelled percussive machine for boring holes

1974-11-14

1976-03-09

Purser, Ernest R.

Boring or penetrating the earth

With below-ground tool drive prime mover

With means to anchor prime movers support to bore wall

173 72, 175230, E21B 106

Patent

active

039425959

ABSTRACT:
A percussive machine having an impact mechanism accommodated to a housing with a hammer piston imparting blows to a rock-destroying member. There is provided an air-supply duct for supplying compressed air to the impact mechanism and to the hole face. In order to prevent the machine from moving away from the hole face during the operation, the housing is provided with an elastic tubular member having a space in constant communication with the air supply duct.

REFERENCES:
patent: 2819038 (1958-01-01), Eckel
patent: 3326305 (1967-06-01), Garrett et al.

Affiliated with

Also associated with

Rating

Self-propelled percussive machine for boring holes does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Self-propelled percussive machine for boring holes, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Self-propelled percussive machine for boring holes will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-826754