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| Number | Title | Issue Date |
| 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 |
| 7316521 | Waterproof sheet in-situ application machine A waterproof sheet in-situ application machine, which can rewind a long roll-like thermal application type waterproof sheet and easily bond the sheet onto the bed surface of a bridge and the surface of a concrete structure in a site, includes a carriage and a combin... | 01/08/2008 |
| 7311465 | Strike-off beam and spreader plow assembly for placer/spreader In combination with a placers/spreader having a frame including at least two side bolsters standing parallel to the subgrade path and at least two cross beams spanning the subgrade path forming a conveyor supporting structure. A rail system is attached spanning the ... | 12/25/2007 |
| 7201536 | Road patching equipment An improved asphalt patching machine which is mountable to a motor vehicle having a supply of asphalt patch material thereon. The patching machine comprises a dispensing and finishing assembly fed by a multi-part, articulatable conveyor which feeds asphalt patching ... | 04/10/2007 |
| 7195424 | Roller screed A portable powered roller screed apparatus includes a rotating roller assembly, a first operator roller controller coupled to a first end of the roller assembly, and a second operator roller controller coupled to a second end of the roller assembly. The first operat... | 03/27/2007 |
| 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 |
| 7168885 | Control system and method for a vibratory mechanism A method is provided for controlling a vibratory mechanism. The method includes sensing a vibratory amplitude of the vibratory mechanism and determining a decoupling point of the vibratory mechanism. An output signal is generated based on the determination of the de... | 01/30/2007 |
| 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 |
| 7140804 | Concrete stamping apparatus A concrete stamping apparatus includes a roller with a stamp forming its surface, and a receiving portion for rotatably holding the roller. There is also a system for delivering fluid to the roller along its surface, such that it releases easily from the concrete. T... | 11/28/2006 |
| 7134806 | Repairing road surfaces A method of repairing a road surface includes providing a hopper mounted on a spreading vehicle and means to spread material carried in the hopper over depressed areas of the road surface to fill them with the material. At ambient temperature, a batch of patching sl... | 11/14/2006 |
| 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 |
| 7077215 | Trap rake steering travel limiter A sand trap rake having a frame, a pair of rear wheels supporting the frame, a single front wheel supporting the frame, and a steering system operably interconnecting the steering wheel to the single front wheel. A grading device is coupled to the frame and is raise... | 07/18/2006 |
| 7048530 | Device for applying thin layers of a powder or pulverulent material and corresponding method A device for applying a thin layer of a powder on a support means (14) includes a device (12) for storing the powder, a screed (30) that includes a shoe (36) with a working surface, as well as a device (28) for guiding in translati... | 05/23/2006 |
| 7044683 | Stripping device for a soil compacting roller and a soil compacting roller having such a stripping device A stripping device for a soil compacting roller having tamping feet is equipped with a spar on which are provided stripper teeth and an optionally adjustable spar mount which permits readjustment of the stripper teeth on the soil compacting roller. The spar preferab... | 05/16/2006 |
| 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 |
| 6976805 | Light weight 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 ... | 12/20/2005 |
| 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 |
| 6929420 | 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 opposite ends by height adjustment mechanisms. The height adjustment mechanisms raise and lower the ends of the contouring assembly ... | 08/16/2005 |
| 6655870 | Narrow gauge road paving apparatus An apparatus for paving a narrow gauge trench in a concrete roadway is adapted to be attached to a vehicle having a supply of pressurized hydraulic fluid and includes a frame having opposing ends and operable to be attached to the vehicle. The frame inclu... | 12/02/2003 |
| 6554532 | Device for earth packing having at least one vibrating roller The invention concerns a device for ground compacting, having at least one vibrating roller whose casing surface is composed of a plurality of segments in the peripheral direction, at least some of which have midpoints which describe an arc having a radiu... | 04/29/2003 |
| 6551020 | Vibratory mechanism A vibratory mechanism 26 is provided for a compacting work machine 10. The vibratory mechanism 26 includes a first/outer eccentric weight 50 and a second/inner eccentric weight 80. The second weight 80 has a cavity 88 with a movable mass 90 that when rota... | 04/22/2003 |
| 6474906 | Single roller concrete finishing machine A single roller concrete finishing machine for finishing a concrete surface includes a primary motorized unit and a secondary unmotorized unit disposed on each side of a surface to be paved, with a single roller disposed on the unfinished surface which co... | 11/05/2002 |
| 6402425 | Powered roller screed having a split drive tube A powered rotary screed provides a powered strike tube that rotates to provide a finish to wet concrete during screeding and a drive tube that provides motive power to the screed to assist with the difficult task of removing excess concrete from a poured ... | 06/11/2002 |
| 6350083 | Powered roller screed A powered rotary screed provides a powered strike tube that rotates to provide a finish to wet concrete during screeding and a drive tube that provides motive power to the screed to assist with the difficult task of removing excess concrete from a poured ... | 02/26/2002 |
| 6203244 | Screeding apparatus A screeding attachment for an industrial utility vehicle. The screed and vehicle in combination provide a low cost, maneuverable and versatile screeding unit for screeding small and medium size pavements such as driveways, sidewalks, slabs and surfaces in... | 03/20/2001 |
| 6129480 | Bi-directional concrete finishing machine A bi-directional concrete finishing machine finishes a concrete surface in both a forward and a reverse direction, and includes a leading finishing roller and a trailing finishing roller which rotate in a first direction, and two tramming rollers disposed... | 10/10/2000 |
| 6089785 | Road service attachment for dump-truck A box of the attachment apparatus receives asphalt from the discharge chute of a forward-tip dump-truck. The asphalt is deposited on the rod in a stripe, and is compacted by being rolled over by the rear wheel of the truck. The thickness of the stripe is ... | 07/18/2000 |
| 5803656 | Powered, roler-type concrete screed A powered concrete screed apparatus comprising a roller rotatably attached to a chassis. The chassis includes an elongated member that extends in spaced, parallel relation to the roller, and is of substantially the same length as the roller. The elongated... | 09/08/1998 |
| 5791815 | Vibrating compactor assembly for use with a concrete finishing machine A concrete finishing machine includes a surfacing unit having two finishing cylinders and two augers mounted in line with the two cylinders, a pair of compacting rollers located on either side of the augers and suspended by a frame which is attached to th... | 08/11/1998 |
| 5791814 | Apparatus for recycling an asphalt surface A process for recycling the upper surface of an asphaltic surface. The process includes the steps of: (a) rupturing the upper surface to a depth of at least about 1.5 inches to provide a ruptured upper surface overlying the remaining unruptured portion of... | 08/11/1998 |
| 5752782 | MobilE self-propelled pothole patching machine A mobile pothole patching machine comprises a vehicle frame which carries a hopper for receiving a filler material for the pothole. Underneath the vehicle is mounted a belt conveyor which can be moved back and forth longitudinally of the vehicle and can b... | 05/19/1998 |
| 5664908 | Powered rotary screed A powered rotary screed has a plurality of interchangeable modules of different lengths so that the power screed can accommodate various sizes of screed jobs. Additionally, the rotary screed comprises a centrally located expansion member that can be adjus... | 09/09/1997 |
| 5613800 | Pavement repair apparatus and method of repairing roads Pavement repairs are made by a single person working alone with the new repair apparatus. Blacktop is stored in a sander bin on a truck. An operator periodically replenishes a hopper from the sander bin by aligning the hopper under a discharge assistant o... | 03/25/1997 |
| 5568992 | Screed control system for an asphalt paver and method of use In one aspect of the present invention, a control system for a floating screed assembly for an asphalt paving machine is disclosed. The screed assembly includes a main screed and extension screed unit. An electrohydraulic device extends and retracts, as w... | 10/29/1996 |
| 5562361 | Triple roller tube concrete finisher A triple roller tube concrete finisher that uses rotating tubes to strike-off, screed and finish concrete. The machine rides upon concrete forms and comprises a box-like, generally parallelepiped, frame supported by a plurality of rotary rollers. The fram... | 10/08/1996 |
| 5556227 | Road finisher A road finisher comprising a chassis is described, the chassis being movable on a travelling gear and carrying a front stock hopper, a primary drive unit an incorporated secondary drive units. The road finisher is provided with a paving screed which is dr... | 09/17/1996 |
| 5516228 | Spreading device for a road-construction mass substance The object of the invention is a spreading device (1) for a mass substance used in road construction, which is intended to be used as an accessory to a machine (2) equipped with a lifting boom (35), and which includes a feed silo (22) for the mass to be s... | 05/14/1996 |
| 5509759 | Prestressed concrete piling A round , prestressed concrete pile having front and back flat portions and a method and apparatus for manufacturing the piles. The apparatus comprises essentially a plurality of horizontally placed piling molds and a concrete feeder and spreader. The con... | 04/23/1996 |
| 5464066 | Method and a machine for repairing a ground area planted with grass for example a turfed racecourse or equestrian training ground A method and apparatus for filling holes which have been made in the ground, by causing a machine which includes a rotary rake at its extreme front end to pass over the ground. In the case in which the ground area planted with grass is a racecourse or equ... | 11/07/1995 |
| 5456549 | Powered rotary screed A powered rotary screed has a plurality of interchangeable modules of different lengths so that the power screed can accommodate a range of job applications. Additionally, the rotary screed comprises a centrally located expansion member that can be adjust... | 10/10/1995 |
