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| Number | Title | Issue Date |
| 4492490 | Road repair spreader The invention comprises a device which automatically spreads road repair material over a pothole or crack in a road. The device has a spreader which is attached to the rear of a moving vehicle, such as a dump truck, which optionally has a quantity of road... | 01/08/1985 |
| 4470783 | Apparatus for screeding and leveling An apparatus for screeding and leveling coverings and coatings compounded with a binding agent, more specially a synthetic resin binding agent, is made up of a front straight edge for leveling and a back straight edge for screeding, the two straight edges... | 09/11/1984 |
| 4449845 | Screed board apparatus Screed board apparatus includes a harness to secure the apparatus to a user and handles to allow the user to move the screed board.... | 05/22/1984 |
| 4433936 | Device for driving and positioning towels into concrete slabs This invention relates to a device for driving and positioning, by vibration, dowels into concrete slabs during the construction of roads, on both sides of points between said slabs and perpendicularly to said joints, comprising a horizontal beam which is... | 02/28/1984 |
| 4407604 | Method and device for laying roadmaking material in a roadway For filling tracks worn in roadways, roadmaking material, preferably asphalt, is simultaneously laid in two adjacent tracks and in the intermediate strip of roadway, for which purpose the old material of the marginal regions of the tracks is replasticized... | 10/04/1983 |
| 4397581 | Groover, trowel and bull float combination A combination bull float, hand trowel, groover for use in conjunction therewith, and an elongated handle for attachment with the groover, or the bull float, is provided, with the groover being connectable with either of the bull float or the hand trowel f... | 08/09/1983 |
| 4395156 | Surface material spreading A particulate material spreader suitable for spreading asphalt on roadways and other paved surfaces is formed by a bucket which has a back and side walls but no bottom, and arms by which it may be carried at the rear of a vehicle and lifted or lowered by ... | 07/26/1983 |
| 4386901 | Portable vibrating concrete screed A lightweight and portable screen mounts a gasoline engine which drives a vibrating shaft and is adapted with handles for being used in "wet" or "mud" screeding without requiring forms as guide supports.... | 06/07/1983 |
| 4379653 | Asphalt paver with telescoping screed The disclosure relates to a floating screed type asphalt paver provided with extendable, retractable auxiliary screed units which, in their retracted positions, are mounted in front of the main screed and carry edger plates. By mounting the screed extensi... | 04/12/1983 |
| 4371330 | Adjustable screed bar apparatus An adjustable screed bar for leveling wet fluid concrete mixtures such as layers of lightweight thermal-insulating concretes cast on rooftops of buildings and the like is described. The device is in the form of a shaft having a screed bar bracket means sl... | 02/01/1983 |
| 4364690 | Methods of setting roadmaking material and smoothing screeds for performing such methods A smoothing screed is used with a road finishing machine for setting roadmaking material when the surface of a road pavement, which has been damaged by tracks or depressions worn therein, is renewed. The smoothing screed is of adjustable width and profile... | 12/21/1982 |
| 4345852 | Leveling device for asphalt finisher A leveling device for an asphalt finisher or the like including a pair of screeds disposed at front and rear portions of the device on auxiliary frames which are slidably coupled to a main frame. The main frame is pivotably mounted to a pair of supporting... | 08/24/1982 |
| 4340351 | Vibratory concrete screed with eccentric drive shaft A light-weight, portable and sturdy vibratory concrete screed which may be fabricated in modular fashion from a plurality of interconnected, separable frame units. A framework is provided, having a series of spaced, parallel unitary frame members of trian... | 07/20/1982 |
| 4320988 | Spreader/grader A spreader/grader is attachable to a three-point hitch associated with a tractor and includes a pair of curved cutting blades which are adjustable so as to control cutting depth. The cutting blades are mounted between a pair of side runners and include cu... | 03/23/1982 |
| 4318631 | Texturing broom apparatus for roadway pavements A texturing broom apparatus for surface grooving freshly laid uncured concrete pavement comprising a traveling horizontal endless conveyor belt having a texturing broom, provided with a row of straight spring steel tines projecting from a base board in sp... | 03/09/1982 |
| 4315700 | Implement for applying sealant to asphalt pavement or the like An implement for use with a prime mover, such as a tractor, for applying a uniform coating of a liquid sealant to pavement comprising a plurality of spray tubes for spraying a coating of the liquid sealant onto the pavement and a rotary brush for brushing... | 02/16/1982 |
| 4298555 | Mechanized trowel for finishing concrete slabs A mechanized trowel including a center body of an elongated configuration supported for rotational displacement about its longitudinal axis and having a helical troweling blade extending along the surface thereof adapted to engage, spread and trowel a bod... | 11/03/1981 |
| 4272213 | Extendible screeds This invention relates to road paving machines. Such machines are known in which there is a screed extending across the rear end of the machine and comprising two parts lying one behind the other. One part, the first, is fixed (except that it may be tilte... | 06/09/1981 |
| 4268187 | Drag-type spreading apparatus for road construction mixtures The present spreading apparatus for road construction mixtures, such as bituminous cold mixtures, has at least two V- or U-shaped screeding structures or screeds one leading and the other trailing with respect to the working direction. The leading screed ... | 05/19/1981 |
| 4253778 | Winch apparatus for vibrating concrete screed A vibrating concrete screed having a motor driven vibrating shaft in an elongated frame mounts at each end of a single or interconnected plural frames a detachable winching unit driven by the shaft through a fluid motor. The screed may be winched automati... | 03/03/1981 |
| 4244662 | Snow groomer A snow grooming device for leveling a snowmobile trail comprising a frame having retractable wheels for transporting the snow grooming device and a set of angled blades which direct the snow back and forth across the trail to a leveler bar that directs th... | 01/13/1981 |
| 4229118 | Screed support An upstanding plate adapted for supporting one end of an elongated screed member has a flat bottom edge for sliding movement along a generally horizontal surface at the base of a foundation wall. The upstanding plate is connected to one end of the screed ... | 10/21/1980 |
| 4181449 | Paving joints Method and equipment employed on a conventional paver makes a tapered joint between adjacent paved sections. Joint has two wedge shaped, highly compacted, overlying layers.... | 01/01/1980 |
| 4129399 | Mounting bars for road making machines A mounting bar for a road making machine having adjuster bars which are pushable out laterally to adjust the working width and which are arranged behind a main bar. Guide tubes for guiding the adjuster bars for telescopic extension are movably supported o... | 12/12/1978 |
| 4124325 | Asphalt pavement recycling apparatus Disclosed is a method and apparatus for recycling asphalt concrete roadways. The apparatus includes means for heating the roadway and applying emulsified asphalt thereto prior to scarifying the heated surface. The surface is then scarified so as to loosen... | 11/07/1978 |
| 4105355 | Device for tamping and leveling concrete and the like A device is disclosed herein for simultaneously tamping and leveling concrete and similar materials. The device includes an elongated, rectangular enclosure having a substantially flat bottom for acting upon the concrete or other material. A shaft extends... | 08/08/1978 |
| 4073593 | Method and apparatus for providing a power screed board This invention relates generally to power screed boards or apparatus for leveling, settling and/or compacting material such as concrete. More particularly, it relates to a method and apparatus which can be easily and quickly removably secured to a length ... | 02/14/1978 |
| 4068969 | Gutter attachment for asphalt spreader An attachment for one side of an asphalt paving machine to permit laying of a gutter adjacent to and integral with a roadway surface at the same time as the roadway surface is being paved. The device comprises an extension plate to be vertically oriented ... | 01/17/1978 |
| 3992124 | Device for the adjustment of the working width of road finishers A device for adjusting the working width of a road finisher, comprises a main support beam which is adapted to be carried by the road finisher behind the device for finishing the road surface. The main support beam includes a central plate portion having ... | 11/16/1976 |
| 3969056 | Machine for surface treatment of concrete panels or sections A machine is disclosed for finishing the surface of a cast concrete unit supported in a mold frame. Opposed vertical supports on opposite sides of the mold frame are movable on longitudinal tracks, and they support transverse support means which are verti... | 07/13/1976 |
| 3957384 | Screed extensions for paving machines It is known to utilize a screed extension apparatus along the front surface of a mold board in a machine for spreading pulverulent material such as a paving machine. Such a screed extension apparatus normally includes a strike-off plate and means for moun... | 05/18/1976 |
| 3936209 | Method for texturing a concrete surface The method for texturing concrete comprises pouring uncured concrete into a form or upon a supporting surface troweling the concrete to a relatively smooth surface, and moving a texturing pad across the surface. The texturing pad comprises a backing mater... | 02/03/1976 |
