Percussive action machine for making holes in the ground

Details Percussive action machine for making holes in the ground Percussive action machine for making holes in the ground

1985-04-04

1987-01-20

Meister, James M.

Tool driving or impacting

Impacting devices

Hammer head constitutes piston of drive motor

173137, 175 19, E21B 100

Patent

active

046374760

ABSTRACT:
A percussive action machine includes a housing in which a hammer is movably secured to define a forward stroke chamber and a return stroke chamber. The hammer is provided with an air-distributor fashioned as a sleeve having holes. The hammer is further provided with a device for alternately communicating the return stroke chamber with the forward stroke chamber and with the outside, the device having the form of at least one bore arranged inside the hammer in line with its axis. Communicating with this bore is a tubular control valve extending through the forward stroke chamber and having in its wall at least one hole wherethrough the return stroke chamber alternately communicates with the forward stroke chamber and with the outside.

REFERENCES:
patent: 2403582 (1946-07-01), Caudill
patent: 3095047 (1963-06-01), Fleischer et al.
patent: 3705633 (1972-12-01), Sudinishnikov et al.
"Mining Machines", Collection of Reports, Novosibirsk, 1980, Increasing the mpact Power of Percussive Action Machines, pp. 14-20.

Affiliated with

Also associated with

Rating

Percussive action machine for making holes in the ground does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Percussive action machine for making holes in the ground, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Percussive action machine for making holes in the ground will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2130422