초록

A method is provided for converting a four-track slip form paver into an improved three-track slip form paver for applying a continuous slab of concrete onto a road surface and against a vertical abutment adjacent the road surface.

대표청구항 ▼

A slip form paving apparatus for applying a concrete slab onto a substantially horizontal surface and against a substantially vertical surface at one side of the horizontal surface, comprising: a rigid, rectangular frame having a front end, rear end and first and second sides; paving means secured t

A slip form paving apparatus for applying a concrete slab onto a substantially horizontal surface and against a substantially vertical surface at one side of the horizontal surface, comprising: a rigid, rectangular frame having a front end, rear end and first and second sides; paving means secured to the frame extending from the first side of the frame to a point outwardly of the second side of the frame, the side of the paving means extending beyond the second side of the frame being open; a slip form on the side of the paving means at said first side of the frame; first mobile ground support means secured to and supporting the frame at said first side; and second mobile ground support means secured to and supporting the second side of the frame, said second mobile ground support means disposed ahead of the paving means; said ground support means operable for moving the open end of the second side of the paving means alongside the vertical surface, whereby the concrete laid by the apparatus will abut the vertical surface.