Patent ID: 11946208
Assignee: LIGCHINE INTERNATIONAL CORPORATION
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. An apparatus for screeding concrete to produce a level finished surface comprising:
a frame assembly having a front end and rear ends, said frame assembly having a pair of spaced vertically oriented stabilization legs secured to the front end thereof, said spaced legs supporting a generally horizontal front member therebetween, and at least one stabilization leg secured to the rear end thereof;
an extendable boom assembly having front and rear ends, and an exterior boom section pivotably secured to said frame assembly proximate said rear end thereof and to a screed head at said front end, said extendable boom assembly adjustably mounted on said front member;
a swing boom assembly having an actuator with an extendable arm thereon, said actuator secured at a point to said front member, and said extendable arm secured to said swing boom assembly to impart generally lateral motion thereto; and
a leveling system having a leveling actuator secured to each vertically oriented stabilization leg secured to said frame for adjusting an elevation of said frame and thereby said screed head.