초록

A screed device includes a screed plate having two arms separately attached at their lower ends to the screed plate. The arms are pivotally attached to the screed plate for pivotal movement about both a vertical axis and a horizontal axis.

대표청구항 ▼

1. A concrete screed comprising:a screed plate having first and second opposite ends, a leading edge, a trailing edge, and a flat bottom surface; a vibrator mounted on said screed plate and being capable of actuation to cause vibration of said screed plate; a first elongated arm and a second elongat

1. A concrete screed comprising:a screed plate having first and second opposite ends, a leading edge, a trailing edge, and a flat bottom surface; a vibrator mounted on said screed plate and being capable of actuation to cause vibration of said screed plate; a first elongated arm and a second elongated arm, said first and second elongated arms each having a handle end for grasping by an operator and a lower end; first and second hinge mechanisms mounting said lower ends of said first and second arms respectively to said screed plate for independent pivotal movement with respect to said screed plate about spaced apart; said first and second hinge mechanisms also permitting independent pivotal movement of said first and second arms about first and second horizontal axes respectively with respect to said screed plate; a power source connected to said vibrator for actuating said vibrator to cause vibration of said screed plate.