Chisel barge with shock absorbing system for mast

Details Chisel barge with shock absorbing system for mast Chisel barge with shock absorbing system for mast

1983-01-18

1984-09-25

Purser, Ernest R.

Mining or in situ disintegration of hard material

Hard material disintegrating machines

Floor-working

173 28, 173 84, E21C 3300, E21C 3726

Patent

active

044732562

ABSTRACT:
A chisel barge having an elongated hull floatable on a body of water with positioning means thereon maintaining the position of the hull in a generally fixed location while in a floating condition spaced from land. Bracket structure is provided on the hull, which bracket construction has an opening therethrough, the axis of which is inclined to the horizontal. Structure for pivotally supporting the bracket structure is provided on the hull to enable the bracket structure to pivot about a generally horizontal axis. An upstanding mast is mounted on the bracket structure and is tiltably movable therewith about the aforesaid generally horizontal axis. A chisel having a tool-like structure located at the lower end thereof is vertically movably mounted on the mast and through the opening. A control circuit is provided for effecting a hoisting of the chisel to a raised position on the mast spaced from the bottom of the aforesaid body of water and for effecting a free fall of the chisel to a lowered position to impact and effect a working of the bottom of the aforesaid body of water.

REFERENCES:
patent: 517556 (1894-04-01), Ross
patent: 874217 (1907-12-01), Lobnitz
patent: 1169396 (1916-01-01), Groves
patent: 1265494 (1918-05-01), Packard
patent: 1596341 (1926-08-01), Dormoy

Affiliated with

Also associated with

Rating

Chisel barge with shock absorbing system for mast does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Chisel barge with shock absorbing system for mast, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Chisel barge with shock absorbing system for mast will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1767285