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| Number | Title | Issue Date |
| 7946788 | Road construction machine, leveling device, as well as method for controlling the milling depth or milling slope in a road construction machine In a road construction machine (1) for the treatment of road surfaces with a milling drum (3) height-adjustable with regard to the milling depth, with a leveling device (4) with at least one controller (6a, 6c) which ... | 05/24/2011 |
| 7946787 | Paving system and method A paving system includes a machine having a frame with a plurality of ground-engaging elements coupled with the frame, and a height adjustable screed coupled with the frame. The paving system may also include a paving control system having a receiver configured to r... | 05/24/2011 |
| 7399139 | Apparatus and method for three-dimensional contouring A device and method for contouring three-dimensionally curved surfaces includes an elongated contouring assembly that is supported at two locations by height adjustment mechanisms that raise and lower the two locations of the contouring assembly independently of eac... | 07/15/2008 |
| 7320558 | Apparatus for screeding uncured concrete surfaces A screeding apparatus and method for screeding and smoothing an uncured concrete surface includes a vibrating member and a grade setting device adjustably mounted to said vibrating member. The screeding apparatus may include a wheeled support which at least partiall... | 01/22/2008 |
| 7204657 | Lightweight self-leveling automatic screed apparatus A lightweight one man screed apparatus to automatically strike off and level uncured concrete flatwork, includes a tri-pod framework beneath which a cutting/leveling member operates. The apparatus is controlled by two grade setting devices, adjustably mounted to the... | 04/17/2007 |
| 7175363 | Apparatus and method for improving the control of a concrete screed head assembly A soft landing control system for a screeding device is operable to automatically lower a vibrating member of a screed head assembly into engagement with a concrete surface at a time and place where the vibrating member is not positioned over an overlap area of alre... | 02/13/2007 |
| 7144191 | Apparatus and method for three-dimensional contouring A contouring machine control system, contouring/smoothing method, and kit for enabling a contouring machine to automatically contour three-dimensional surfaces includes a contouring member, such as a screed or dirt grading blade, a target either attached to the cont... | 12/05/2006 |
| 7121762 | Apparatus for screeding uncured concrete surfaces A screeding apparatus for screeding and smoothing an uncured concrete surface includes a vibrating member and a grade setting device adjustably mounted to said vibrating member. The screeding apparatus may include a wheeled support which at least partially supports ... | 10/17/2006 |
| 7108450 | Portable drag box with automated shearing device A drag box for use in applying cold mix asphalt paving material to a surface includes a pugmill for distributing the cold mix over the surface, a strike blade for shearing the asphalt mixture to a desired thickness, cylinders for raising and lowering the strike blad... | 09/19/2006 |
| 7044681 | Apparatus and method for improving the control of a concrete screed head assembly A soft landing control system for a screeding device is operable to automatically lower a vibrating member of a screed head assembly into engagement with a concrete surface at a time and place where the vibrating member is not positioned over an overlap area of alre... | 05/16/2006 |
| 6953304 | Lightweight apparatus for screeding and vibrating uncured concrete surfaces A lightweight screeding apparatus for screeding and smoothing an uncured concrete surface includes a concrete surface working member, such as vibrating beam or member, and a grade setting device adjustably mounted to said vibrating beam. The screeding apparatus may ... | 10/11/2005 |
| 6623208 | Concrete placing and screeding apparatus and method A concrete placing apparatus is provided for placing uncured concrete on a support surface, such as an elevated deck of a building. The apparatus comprises a base unit and a movable support, with a conduit assembly extending therebetween. A supply end of ... | 09/23/2003 |
| 6588976 | Concrete placing and screeding apparatus and method A concrete placing apparatus is provided for placing uncured concrete on a support surface, such as an elevated deck of a building. The apparatus comprises a movable base unit and a movable support unit, with a conduit assembly extending therebetween. A s... | 07/08/2003 |
| 6109825 | Paving apparatus with automatic mold positioning control system An apparatus and method for automatically controlling operation of a slip form paver to maintain a substantially constant mold position relative to a string line while changing the cross slope of the mold. The paver follows a path over the ground relative... | 08/29/2000 |
| 6082927 | Cross-slope level control for mobile machinery A cross slope level/torsion control for mobile machines is disclosed. At least two crawler tracks or four wheels or rail bogies are provided for transporting and elevating the frame with at least one crawler track or two wheels or rail bogies on a referen... | 07/04/2000 |
| 6027282 | Device and method for controlling the application height of a road finisher A control device for controlling the application of a material which is adapted to be applied to a subgrade by means of a road finisher, said road finisher comprising a tractor and a floating screed, which is attached by means of at least one drawarm to t... | 02/22/2000 |
| 5941658 | Cross-slope level control for mobile machinery A cross slope level/torsion control for mobile machines is disclosed. At least two crawler tracks or four wheels or rail bogies are provided for transporting and elevating the frame with at least one crawler track or two wheels or rail bogies on a referen... | 08/24/1999 |
| 5938300 | Crawler-mounted slope traveling machine and shoe link for same A crawler-mounted construction machine for executing slope strengthening work on a slope or a crawler-mounted slope traveling machine for carrying construction materials on a slope has shoe links (12) or (107) composed of shoe elements (18) or (113). Each... | 08/17/1999 |
| 5101360 | Method and apparatus for automatically adjusting the crown height for a slip forming paver An apparatus for automatically slip forming concrete having a movable frame for moving in a first direction over concrete to be formed into a desired shape. The movable frame has a longitudinal centerline generally aligned with or parallel to the first di... | 03/31/1992 |
| 4970800 | Method and apparatus for grading and measuring a surface having a curved profile Apparatus is disclosed for grading and measuring surfaces such as roadbeds which have curved and inclined profiles which may have different shapes in successive transverse sections of the roadbed. A blade and screw cutter are supported by a frame which ex... | 11/20/1990 |
| 4861189 | System for paving inclined and/or curved surfaces An inclined roadbed is paved by vehicles which are connected by wires to uphill anchor vehicles. A paving vehicle on the inclined surface has a device for projecting a laser beam to a beam-receiving device on its respective anchor vehicle. The height of t... | 08/29/1989 |
| 4854769 | System for paving inclined and/or curved surfaces An inclined roadbed is paved by vehicles which are connected by wires to uphill anchor vehicles. A paving vehicle on the inclined surface has a device for projecting a laser beam to a beam-receiving device on its respective anchor vehicle. The height of t... | 08/08/1989 |
| 4852278 | Method and apparatus for grading and measuring a surface having a curved profile Apparatus is disclosed for grading and measuring surfaces such as roadbeds which have curved and inclined profiles which may have different shapes in successive transverse sections of the roadbed. A blade and screw cutter are supported by a frame which ex... | 08/01/1989 |
| 4566822 | Construction machine A construction machine is provided for use in the controlled distribution of formable concrete along a base surface of predetermined configuration. The machine includes a self-propelled main frame movable along the base surface. The main frame is provided... | 01/28/1986 |
| 4484834 | Pavers A paver embodying a vibrating pan for spreading concrete and smoothing and compacting the same on a sloping surface is described.... | 11/27/1984 |
