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Patent No. 6049912

Mountable Printable Placard With Headband

A resilient headband in a shape for being mounted on the head of the user. The headband is equipped with a longitudinal slotted member for holding a placard.

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Class 405/302.7 - Net, fabric, or sheet type


Subclass of Class 405 - Hydraulic and earth engineering
Definition: Subject matter wherein (1) an open-meshed member, (2)
No. of patents: 200
Last issue date: 02/07/2012


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NumberTitleIssue Date
8109696Sheet-like element such as a net, particularly for geotechnical applications
A sheet-like element, such as a net, particularly for geotechnical applications, comprising a sheet-like body formed by superimposing at least two sets of filaments in order to provide a lattice-like structure, the sheet-like body being provided by a first polymer, ...
02/07/2012
8083441Hermetic load distributor mat
A hermetic load distributor mat is disclosed, for sealing soils that are unstable or have low bearing capacity, and for optimally distributing loads over such soil. The mats connect together to form a stable, hemetically-sealed floor. The joints between the mats hav...
12/27/2011
8070395Woven geosynthetic fabric with differential wicking capability
The present invention is directed to a geosynthetic wicking fabric for transporting water from beneath pavement structures to reduce or prevent damaged caused by frost heave and thaw. Further, the present invention is directed to a wicking drainage system employing ...
12/06/2011
RE42695Reinforced silt retention sheet
A reinforced silt retention sheet and systems for silt retention are provided. The reinforced silt retention sheet includes a non-woven fabric having a series of entangled polymer fibers with a reinforcing material secured within the fabric. The resultant reinforced...
09/13/2011
RE42680Compressible welded wire wall for retaining earthen formations
An improved method and apparatus for constructing a soil reinforced earthen retaining wall wherein successive soil reinforcing mats embedded within an earthen formation have bent-up face elements which are slidably engaged to enable the earthen formation to settle w...
09/06/2011
7874767Woven geosynthetic fabric with differential wicking capability
The present invention is directed to a geosynthetic wicking fabric for transporting water from beneath pavement structures to reduce or prevent damaged caused by frost heave and thaw. Further, the present invention is directed to a wicking drainage system employing ...
01/25/2011
7862259Erosion control mat anchor system
An anchor system for an erosion control surface. The system includes a resilient strap and a one-way retainer, which may be inserted utilizing a single operator and inexpensive tools. The resiliency of the system biases the erosion control surface into the ground an...
01/04/2011
7824133Artificial ground cover and system of installation
A ground cover in the form of a flexible substrate defining a plurality of compactly arranged extractable sections. The installation method involves passing the substrate material from a feed roll to an extraction site on a mobile installation apparatus. A plurality...
11/02/2010
7815400Retainer assembly for absorbent materials
The present invention is directed to a retainer assembly for anchoring environmental containment and remediation materials in a desired location. The retainer assembly includes a buoyant retainer structure and an anchor assembly attached thereto. The anchor assembly...
10/19/2010
7762746Silt fencing system
A transportable and reusable silt fencing system for use at a construction site to prevent sediment and soil erosion comprises tension rods, a male section, a female section, and a fencing material having sleeve supports for the rods to slide in and support the fenc...
07/27/2010
7740422Method for producing large surface area geogrids with high tensile strength and large surface area geogrids
The invention provides large surface area geogrids with a high tensile strength, a method and apparatus for producing them, and their use as drain and reinforcement grids and as fences. The method for the continuous production of geogrids which have a large surface ...
06/22/2010
7708503Extruded plastic netting for use in erosion control, mulch stabilization, and turf reinforcement
In at least certain embodiments of the present invention, the present invention provides a plastic netting for use in various erosion control netting assembles. In at least one embodiment, the assembly comprises a first extruded plastic net, a second extruded plasti...
05/04/2010
7637698Tent ground cloth with drainage
A ground cloth is adapted for use between the ground and a ground engagable floor to protect the floor from contamination by the ground. The ground cloth includes a plurality of drain holes for draining to the ground moisture entering between the ground engagable fl...
12/29/2009
7600949Landscape roll layer
A landscape roll layer attaches to a three-point hitch on a tractor. The landscape roll layer cooperates with a tractor in order to apply at least one roll of a mat to a desired area. Such rolls can protect an area to be landscaped for erosion control or may cover a...
10/13/2009
7476059Erosion control and stabilization blanket stapling apparatus
This erosion control or stabilization blanket stapling apparatus is designed to be used in conjunction with all terrain vehicles for the purpose of securing erosion control or stabilization blankets on sloping construction surfaces. A framework is mounted to the all...
01/13/2009
7470094Geonet for a geocomposite
A geocomposite for use in a landfill, including a geonet and a geotextile bonded to at least one side of the geonet. The geonet includes a first plurality of substantially parallel strands, and a second plurality of substantially parallel strands disposed on top of ...
12/30/2008
7465129Reinforced silt retention sheet
A reinforced silt retention sheet and systems for silt retention are provided. The reinforced silt retention sheet includes a non-woven fabric having a series of entangled polymer fibers with a reinforcing material secured within the fabric. The resultant reinforced...
12/16/2008
7425107Civil engineering structure, individual construction element and method for reinforcing such a structure
A civil engineering structure, intended for ensuring protection against impacts of moveable masses, has a face exposed to the impacts of moveable masses. The structure includes, in the region of the face exposed to the impacts of moveable masses, a set of individual...
09/16/2008
7419333Drainage element
The machine for making the drainage elements employs a forming collar about the delivery chute for the aggregate so as to form a continuously supplied strip of netting into a tube to receive the aggregate. The machine may be run on an automatic basis without a need ...
09/02/2008
7399144Apparatus and method for stabilizing an earthen embankment
A structure for stabilizing an earthen embankment comprises an embankment support for restraining movement of at least a part of the embankment, a flexible fiber geogrid (5) extending longitudinally through the embankment from a first end portion secured to t...
07/15/2008
7399145Multi-layer liner assembly for a sand trap
A liner assembly (222A) for a sand trap (10) having a perimeter (12) that defines a cavity (13) and a substrate (18) within the cavity (13) includes a first layer (230A) and a second layer (232A). The first lay...
07/15/2008
7384217System and method for soil stabilization of sloping surface
A system and method are provided for promoting vegetation growth on a steeply sloping surface. The system of the present invention includes anchors that are secured to the sloping surface, an inner mesh layer in contact with the slope, a geosynthetic layer placed ov...
06/10/2008
7377725Arched soil nail wall
Three-dimensional soil nail walls employing geosynthetic materials and methods of installation thereof. The soil nail walls are suitable for supporting an upright face of earth and comprise tensioned geosynthetic material held up against the face. ...
05/27/2008
7357602Reinforcing device and a bifacial reinforcing unit for earthworks and a method for the production of a reinforced earthwork
A reinforcing device for earthworks comprises at least one reinforcing base element (3) from which extend a front wall (9) and a containment wall (15) which are spaced from each other to delimit, in an operative configuration in which they are e...
04/15/2008
7351016Apparatus for securing an erosion control blanket to the ground
In a preferred embodiment an apparatus for securing an erosion control blanket to the ground, the erosion control blanket is placed on the ground by an erosion blanket installation device. The apparatus includes a support member secured to the erosion blanket instal...
04/01/2008
7325774Gabion unit and gabion mesh comprising it
A spiral double-twisted structure is provided having an n-th upper steel wire (An) and an n-th lower steel wire (Bn) which are paired with each other and rotated in one direction to form a front spiral twisted structure having a plurality of tw...
02/05/2008
7314336Fine-grained fill reinforcing apparatus and method
A geosynthetic reinforcement comprising a container formed of semipermeable material mutually conformed with a portion of earthen material contained therein. A structural member such as a geogrid may engage (e.g. frictional) the container and extend therefrom to eng...
01/01/2008
7309188Drainable base course for a landfill and method of forming the same
Numerous embodiments of one or more layers of void-maintaining synthetic drainable base courses (“VMSDBC's”) are provided as incorporated into landfills and other waste containment facilities. ...
12/18/2007
7303670Compositions, devices, and methods for use in environment remediation
What is disclosed are compositions, devices, and methods for use in environmental remediation. The compositions are for use in a variety of environmental remediation barriers including fiber rolls, blankets, and berms. Applications for the use of the compositions, d...
12/04/2007
7299962Nail driving apparatus
A nail driving apparatus for maintaining alignment of a nail with an object and driving the nail into the object includes an alignment tube being configured for slidably receiving the nail and maintaining a substantially perpendicular alignment of the nail with a su...
11/27/2007
7270502Stabilized earth structure reinforcing elements
A stabilizing element in a stabilized material particle structure, particularly an earthen embankment, wherein the material stabilizing elements that are inextensible (material with a higher modulus of elasticity than that of the surrounding particles) in compositio...
09/18/2007
7223047Safety improvements for airport runways and taxiways
Safety improvements of airport runways and taxiways are achieved by providing a flexible, water-impermeable surfacing material on a compacted soil base directly adjacent to an edge of airstrip shoulders. A synthetic grass surface is provided on the area beyond the s...
05/29/2007
7207742Safety improvements for airport runways and taxiways
An airstrip shoulder-bordering surface arrangement for extending the width of existing runway and taxiway shoulders comprising a flexible water-impermeable surfacing material extending laterally of a side edge of an airstrip shoulder, an artificial grass surface adj...
04/24/2007
7188447Machine for laying ground cover on seeded areas
A machine that quickly lays a cover over a freshly seeded area and at the same time anchors the cover to the ground. The cover helps prevent moisture from escaping from the ground and holds the seeds in place during watering the area, during heavy rains and/or durin...
03/13/2007
7188825Catchment net, especially for rockfall blocking
A catchment net (1), especially for rockfall blocking, includes a net (2) consisting of elements that engage with each other, and whose two longitudinal sides are each moveably held by a holding rope (3, 4) extending between at least two support...
03/13/2007
7162962Pneumatic distribution system for air seeders
The primary distribution hoses on the tillage implement of a pneumatic seeding machine are of different lengths as needed to reach distribution heads or splitters on the implement that further divide the primary streams of materials into individual streams leading d...
01/16/2007
7156587Reinforcing geotextile mat and embankment method using the same
A reinforcing geotextile mat and an embankment method using the same. The mat comprises support member for supporting backfilled soil at one end or both ends of the mat. The support member comprises a horizontal support section for supporting the backfilled soil in ...
01/02/2007
7147405Element for forming ground covering, restraining and reinforcing structures
An improved element for forming ground covering, restraining and reinforcing structures, comprising a lower wall, an upper wall and a front wall connected in an articulated manner, at one of its end edges at least, to an edge of the lower wall or the upper wall....
12/12/2006
7144202Silt fence installation apparatus
A machine to install the lower edge of silt fence fabric in a seam in the soil includes a frame with a plow member attached. The frame can be mounted to the three point hitch of a tractor so that the machine can be raised, lowered, and tilted while being supported b...
12/05/2006
7131788High-flow void-maintaining membrane laminates, grids and methods
A myriad of permutations of void-maintaining membrane laminates are provided. Laminates of the invention are particularly useful for providing high performance drainage within layered paved structures such as highways, airport runways and parking lots. Void-maintain...
11/07/2006
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