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| Number | Title | Issue Date |
| 8079778 | Geotextile applicator device and method An improved device for simultaneously unrolling geotextile fabric and dispensing an aggregate layer for road construction comprises a hanger bar coupled to a vehicle frame. The hanger bar supports a roller bar adapted to carry a fabric roll. A dragger couples the ha... | 12/20/2011 |
| 7591609 | Method and apparatus for laying reinforcing bars A method and apparatus for assembling and depositing a reinforcement mesh on a prepared surface, wherein a mobile workstation is provided which includes an elevated support arrangement, the workstation being moveable in a first direction. The workstation includes a ... | 09/22/2009 |
| 7448826 | Modular device for simultaneously spreading cut fibers and binders and a spreading machine A device for simultaneously spreading cut fibers and binders on a roadway width, includes, in the longitudinal direction, a first binder spreading set, a second cut fiber spreading set and a third binder spreading set, the second set including cutting tools, which a... | 11/11/2008 |
| 7316522 | Concrete placer/spreader having roll in/roll out conveyor A placer/spreader for distributing already mixed concrete from an access road to a subgrade path to be paved includes a frame having at least two side bolsters standing parallel to the subgrade path and at least two cross beams spanning the subgrade path for forming... | 01/08/2008 |
| 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 |
| 7303355 | Method and machine for forming a concrete path An insertion device configured for connecting to a frame of a concrete paving machine. The insertion device including a housing, a guide tube extending from the housing, and an ejection device positioned in the housing and cooperating with the guide tube to individu... | 12/04/2007 |
| 7214001 | Method and machine for forming a concrete path An insertion device configured for connecting to a frame of a concrete paving machine. The insertion device including a housing, a guide tube extending from the housing, and an ejection device positioned in the housing and cooperating with the guide tube to individu... | 05/08/2007 |
| 7143839 | Holder assembly A holder assembly is illustrated to support at least one flexible line extending along a telescoping tongue assembly of an agricultural implement. The holder assembly includes a first pivotally coupled link in general parallel alignment with a second pivotally coupl... | 12/05/2006 |
| 7037035 | Method and machine for forming a concrete path or the like, as well as device for inserting dowels applied herewith A paving machine having a dowel bar insertion assembly and a form piece permit precise placement of at least one dowel bar, in a mass of concrete, before smoothing and leveling of the concrete mass into a desired surface. A detection device activates a drive device ... | 05/02/2006 |
| 7029072 | Modified rumble strip cutter A rumble strip cutting machine having a drum that can be shifted from one side of the machine to the other. The machine includes a piston wheel that imparts an up and down motion to the frame so that rumble strips can be cut at desired intervals as the machine is dr... | 04/18/2006 |
| 6817242 | Concrete level indicator A device indicates the level of concrete within the hopper of a concrete pump and prevent accidental overflow and spills. The concrete level indicator device includes an elongate post with an enlarge float fixed to the bottom end and a guide sleeve for allowing vert... | 11/16/2004 |
| 6655869 | Device for inserting dowels into freshly laid road surfaces In a device for inserting dowels (2) in the vicinity of transverse expansion joints of freshly laid concrete road surfaces (4), comprising a machine frame (8) supported by traveling mechanisms (6), at least one storage container (10,12) for the dowels (2)... | 12/02/2003 |
| 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 |
| 6579037 | Dowel bar inserter kit having chain feeder A slipform paver having a dowel bar inserter pan. The inserter pan has a plurality of dowel bar receiving stations therein. The inserter pan is movable relative to the suspended slip form such that the pan moves towards and away from the slip form during ... | 06/17/2003 |
| 6394410 | Adjustable reinforcement insertion guide for a slip form concrete barrier mold An adjustable reinforcement insertion guide is installed within the slip form mold of a mobile concrete slip form machine, for guiding steel reinforcement screens into the mold interior during the casting of continuously poured concrete barrier walls (i.e... | 05/28/2002 |
| 6390728 | Concrete paving machine and dowel apparatus therewith applied A concrete paving machine for leveling concrete having a frame and at least one dowel apparatus carried by the frame. The at least one dowel apparatus is movable along a working width of the concrete paving machine in a direction perpendicular to a paving... | 05/21/2002 |
| 6390726 | Dowel bar inserter kit having chain feeder In combination with a slipform paver, a new chain feeder is disclosed which is contained within the profile of a slipform paver. The chain feeder is used in combination with a plurality of dowel bar inserter stations. A single file dowel bar path is provi... | 05/21/2002 |
| 6341919 | Threaded side bar inserter An apparatus for inserting a side bar having a bar portion and a flanged end in a side face of a concrete slab formed by a slip form paver is provided. The apparatus includes a frame having a side bar receiving chamber defining a travel path. A slide pin ... | 01/29/2002 |
| 6293728 | Curb forming apparatus and method Curb forming apparatus comprising a device for pushing hardenable material through a channel defined by a mold and a feed extending into the channel for forming a groove into the hardenable material and for supplying elongate stock to the groove.... | 09/25/2001 |
| 6176643 | Detachable dowel bar inserter kit for portable slip form paver A dowel bar inserter kit has removable attachment to and from a slipform paver. The kit includes a track bolster on each side having a crossbeam tying the bolsters together at the rear of the inserter. Each bolster is provided with two flange attachments ... | 01/23/2001 |
| 6099204 | Apparatus for inserting dowel bars in a concrete slip forming machine An apparatus for inserting dowel bars into a concrete slab in association with a slip forming machine of a type having a frame with a pan attached thereto for shaping uncured concrete into a continuous concrete slab. The pan itself has a space therein com... | 08/08/2000 |
| 5993108 | Dowell rod inserter A device for inserting rods into plastic forms comprising a frame, a plunger assembly coupled to the frame, an air cylinder assembly also coupled to the frame and to the plunger assembly, and a pneumatic plumbing assembly connected to the air cylinder ass... | 11/30/1999 |
| 5941659 | Apparatus for inserting dowel bars within the pan of a concrete slip forming machine An apparatus for inserting dowel bars into a concrete slab in association with a slip forming machine of a type having a frame with a mold attached thereto for shaping uncured concrete into a continuous concrete slab. The mold having a front and rear pan ... | 08/24/1999 |
| 5924817 | Apparatus on a concrete slip forming machine for inserting dowel bars within a split pan having critical dimensions An apparatus for inserting dowel bars into a concrete slab in association with a slip forming machine of a type having a frame with a mold attached thereto for shaping uncured concrete into a continuous concrete slab. The mold having a front and rear pan ... | 07/20/1999 |
| 5405212 | Paving machine with drop-then-stop dowel bar insertion A paving machine having a medially located dowel bar feeder positioned in front of a dowel bar inserter. The machine has a screw or paddle for spreading the concrete and a front strike-off to allocate a proper amount of unconsolidated concrete beneath the... | 04/11/1995 |
| 5372372 | Method of tying steel including supporting the worker upon a cart A cart and a method of using the cart for tying steel rods, which cart includes a substantially rectangular frame supporting front and rear rollers. The rollers are in the form of cylinders having a substantial width which is much greater than the largest... | 12/13/1994 |
| 5318377 | Paving machine with midline dowel bar insertion A paving machine having a medially located dowel bar feeder positioned in front of a dowel bar inserter. The machine has a screw or paddle for spreading the concrete and a front strike-off to allocate a proper amount of unconsolidated concrete beneath the... | 06/07/1994 |
| 5273374 | Dowel setting device A dowel setting device which can be employed together with a formless paving machine is described. A plurality of booms is pivotably disposed, looking in the direction of travel, ahead of the vehicle body and ahead of devices for tamping the concrete. Dow... | 12/28/1993 |
| 5135333 | Band reinforcement inserting apparatus and process An apparatus and process for the placement of horizontally disposed side by side and/or vertically staggered reinforcing bands in combination with a typical slip form or form type concrete paver. The paver receives and spreads fresh concrete, continuously... | 08/04/1992 |
| 5009545 | Wire mesh straightening method and apparatus An improved automated wire mesh straightening apparatus is described. Wheels, casters and a jack enable ease of mobility, jockeying and leveling respectively of the apparatus at a construction site. Hydraulic operation of moving parts provides general fai... | 04/23/1991 |
| 4995758 | Center bar inserter A center bar inserter having a frame for supporting a plurality of forks for pivotal movement about a horizontal axis is provided. Insertion of a center bar is preformed by simultaneously extending the forks into the concrete slab while the forks pivot ab... | 02/26/1991 |
| 4954019 | Method and apparatus for lining a canal An apparatus for lining a canal is described as well as the method for lining the canal. The apparatus comprises an elongated frame which extends transversely across the canal and which is propelled the length thereof. A concrete paver is supported on the... | 09/04/1990 |
| 4828432 | Apparatus for forming a continuous plastic sheet Apparatus for lining an irrigation canal with a sheet of fiber-reinforced plastic includes structure for depositing a layer of resin and fiber on a web of flexible carrier material, partially curing the resin prior to laying the sheet in the canal, and th... | 05/09/1989 |
| 4799820 | Road-building machine Apparatus for inserting longitudinal studs in a concrete road covering. By means of a longitudinally running sled and forks, an exact parallel orientation of the longitudinal studs is achieved, as well as their arrangement at a predetermined height. Throu... | 01/24/1989 |
| 4798495 | Apparatus for insertion of reinforcement rods in a concrete road surface The apparatus (20) is vertically and adjustably placed on the girders (2b) of the sheet piling equipment (1). It has a slab (21) with apertures (26) parallel to the direction of movement. A vibrating beam (60) is vertically and adjustably placed on the sl... | 01/17/1989 |
| 4793731 | Road coating system A truck having a road oil spreader is equipped with an apparatus for simultaneous application of oil and paving fabric to the road surface. The apparatus includes an assembly for engaging a roll of paving fabric comprising adjustable cone arms mounted on ... | 12/27/1988 |
| 4742970 | Paving fabric stretching mechanism A device for supporting a roll of material to a vehicle utilizing a first and second arm having a tensioning mechanism for tightening the roll of material. The device also includes a support bracket which adjustably holds the second arm in relation to the... | 05/10/1988 |
| 4636110 | Sliding formwork machine with two extruding plates for constructing continuously reinforced concrete roadways A sliding shuttering machine for constructing continuously reinforced concrete roadways or pavements, comprising a main frame provided with transversely spaced ground engaging members allowing it to move over the ground, two lateral shutterings spaced apa... | 01/13/1987 |
| 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 |
| 4557633 | Portable form for lining irrigation ditches A movable form for lining irrigation ditches with concrete and simultaneously installing wire mesh into approximately the center of the wet concrete being poured.... | 12/10/1985 |
