초록 ▼

A trench paving device releasably secured to the lower lip of an earth moving bucket on a front end loader. The paving device has a pair of opposing vertically disposed and rearwardly converging side plates and a vertically adjustable screed supported between the rear end portions of the side plates

A trench paving device releasably secured to the lower lip of an earth moving bucket on a front end loader. The paving device has a pair of opposing vertically disposed and rearwardly converging side plates and a vertically adjustable screed supported between the rear end portions of the side plates. Skids carried by and projecting outwardly from the side plates support the paving device in straddling relation to a trench to be paved. The paving device moves with the bucket and relative to the front end loader in response to operation of a manually operable control system on the front end loader.

대표청구항 ▼

A trench paving device having a body assembly including a pair of laterally opposing sidewalls having front and rear end portions and bottom edges extending between said front and rear end portions, supporting means for maintaining said sidewalls in generally vertically disposed and rearwardly conve

A trench paving device having a body assembly including a pair of laterally opposing sidewalls having front and rear end portions and bottom edges extending between said front and rear end portions, supporting means for maintaining said sidewalls in generally vertically disposed and rearwardly converging relation to each other with said bottom edges generally disposed within a common horizontal plane, ground engaging means for supporting said body assembly in straddling relation to a trench to be paved, a laterally disposed screed having a generally horizontally extending lower edge, said screed having an effective lateral dimension approximating the width dimension of the trench, mounting means for supporting said screed on said body assembly between said rear end portions for vertical adjustment relative to said sidewalls between raised positions wherein said lower edge is disposed above said common horizontal plane and lowered positions wherein said lower edge is disposed below said common horizontal plane, clamping means for releasably retaining said screed in a selected position of vertical adjustment relative to said sidewalls, and means for releasably securing said trench paving device in fixed position to a tool mounted on a construction vehicle and at the front end of the vehicle to move with the tool and relative to the vehicle in response to operation of manually operable controlling means carried by the vehicle.