Grab bucket and actuating mechanism therefor

Details Grab bucket and actuating mechanism therefor Grab bucket and actuating mechanism therefor

1985-09-09

1987-04-07

Crowder, Clifford D.

Excavating

Clamshell bucket

Contiguous pivots

294 6823, 294 88, 403 11, B66C 302, E02F 3413

Patent

active

046549870

ABSTRACT:
A two-sided grab bucket comprises a U-shaped scoop carrier and two scoops, which are provided with crosspieces, which are welded to the inside surfaces of the upper edge portions of the side walls of the scoops and are provided to the legs of the scoop carrier and two spaced apart parallel axes, actuating levers, which are welded to the crosspieces, and a transversely extending hydraulic piston-cylinder unit, which is pivoted to and connects the free ends of said levers. The crosspieces are constituted by shafts, which are provided with annular bearing surfaces on opposite sides of the longitudinal center line of the two-sided grab bucket, said annular bearing surfaces are rotatably mounted in split bearings, the legs of the scoop carrier are provided on both sides with the inner bearing shells of the split bearings, and the outer bearing shells are screw-connected to the inner bearing shells.

REFERENCES:
patent: 2621428 (1952-12-01), Billings
patent: 3413029 (1968-11-01), Donovan
patent: 3930738 (1976-01-01), Thuss et al.
patent: 4405167 (1983-09-01), Kinshofer

Affiliated with

Also associated with

Rating

Grab bucket and actuating mechanism 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 Grab bucket and actuating mechanism therefor, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Grab bucket and actuating mechanism therefor will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1078592