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5181794 |
Removable barrier
A removable barrier adapted to co-operate with a concrete median barrier of a roadway to form, in situ, a barrier between a vehicle travelling in one direction on the roadway and a vehicle...
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5167093 |
Parking barrier
A parking barrier apparatus for restricting ingress into and egress from a parking space is disclosed. The parking barrier includes an elongate, substantially planar base member adapted to be...
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5156486 |
Traffic control marker and method of making the same
A traffic control marker and marker base is described taking the form of a dome-shaped resilient body member whose ends lie in a flat plane and whose sides are outwardly flared. The marker can be...
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5156485 |
Low profile concrete road barrier
A low profile road barrier that minimizes obstruction to vision and the ramping and rolling of automobiles which may be comprised of one or more interconnected concrete barrier segments stationed...
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5152507 |
Guard rail assembly for roads
A guard rail assembly for roads comprising a first post, a second post, a fixing frame, a connector, and a pair of guard plates. The first post is a hollow squared structure filled with foamed...
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5149224 |
Interlocking highway structure
A interlocking highway barrier structure and system are described in which rigid upright barrier sections are disposed end to end in interlocking relationship with one another. Each of the sections...
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5146800 |
Traffic control barrier
Known traffic barriers require heavy duty motors to raise and lower the arm. Accordingly, a traffic barrier arm operating mechanism comprises a component for raising and lowering an arm connected...
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5146710 |
Parking space control
Apparatus for controlling access to a parking space which may utilize either a vehicle body or a tire access blocking barrier. In one embodiment a barrier is pivotally mounted on a parking space...
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5145278 |
Modular steel bridge and traffic barrier and methods of fabrication and application therefor
A steel traffic barrier module is provided that is preferably formed a plurality of modified I-beams joined by connecting plates wherein the modified I-beams present on at least one side of the...
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5137391 |
Process to manufacture "in situ" safety barriers for roads
A process of manufacturing "in situ" safety barriers for roads and highways, forming barriers between opposite traffic ways. The process is based on forming wholly enclosed moulds. The containers...
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5131786 |
Traffic barrier and method of construction
This invention relates to a pre-cast concrete traffic barrier element and a method of constructing a traffic barrier using the element on a vertical face of a retaining wall. The barrier element is...
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5125762 |
Shock energy dissipation traffic divider barrier
A shock energy dissipation traffic divider barrier comprises a plurality of aligned energy dissipating members (1) slidably supported on a bearing surface (2), each of the dissipating members...
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5123773 |
Stand-alone highway barrier
Highway barriers are disclosed for either single or combined use, including a hollow container made of a semi-rigid plastic. The side walls of the container include vertical indentations in order...
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5123775 |
Aluminum can truck-mounted attenuator
An impact attenuator to absorb the impact energy of vehicle collisions. The attenuator includes a fiberglass shell which forms an interior cavity. Located within this cavity are a plurality of...
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5123774 |
Tire puncturing apparatus
An apparatus wherein a plurality of spaced tubular supports are secured together by a flexible tether line, wherein respective outer distal tubular support members include a respective outer tether...
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5122008 |
Method of manufacturing barriers
A barrier is manufactured by inserting a cage frame into the mold. The cage frame forms a clearance gap between the frame side walls and the mold side walls. The cage frame is first substantially...
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5118216 |
Adjustable barrier wall assembly
A system for producing asymmetrical barrier wall section assemblies from a combination of standardized precast concrete components of complex cross section and custom dimensioned precast components...
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5114266 |
Barrier apparatus and method of mounting same
Apparatus for universally mounting a barrier structure. The barrier structure is sandwiched between a plurality of pairs of channel members which pairs are spaced over the length thereof. The...
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5104255 |
Barriers for lane dividers, curbs or construction sites
A barrier is comprised of a plurality of hollow shaped bodies of plastic material and each shaped body comprises a wide base portion having a bearing face supporting the shaped body on a surface...
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5104254 |
Traffic divider witl ballast fill and drainage channel
A track separator element for combining with other like elements to form a track separator for separating areas in which vehicle traffic flows from other areas. The track separator element is...
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5096329 |
Drunk driver detection system
Disclosed is an improved system for quick detection of driver impairment as evidenced by the driver's inability to keep a vehicle on an assigned course, utilizes parallel strips defining a...
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5090349 |
Traffic safety cone
This invention is a folding warning marker device with multiple panels formed from a sheet of cardboard or other folding material. For exemplary purposes, the invention herein is shown as a four...
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5088874 |
Highway barrier transporter
A transporter for a length of highway barriers includes a series of barrier transporting units, each having at least one pair of wheels positioned to straddle a length of highway barriers, at least...
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5078366 |
Guardrail extruder terminal
A guardrail extruder terminal for flattening a folded or W-beam guardrail and bending the guardrail to dissipate the energy of a vehicle impacting the end of the guardrail includes a feeder chute....
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5074704 |
Roadway barrier system
Roadway barrier system which provides a safe separation between opposing lanes of vehicular traffic and in some embodiments is capable of being moved across a lane to change the direction of...
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5070646 |
Anti-theft device with extractable armored column
Anti-theft device with extractable armored column for protecting areas in general and for barring doors and the like, having a steel base which has the shape of an at least partially box-like body...
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5069576 |
Road safety barrier
A deformable safety barrier placed along a roadside, the barrier being constituted by metal section bars (11) assembled to one another by partial overlapping and by bolting, and supported at...
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5067273 |
Lawn edging
Lawn edging includes an elongated top portion which is removably cooperable with an elongated base portion. The top and base portions are interconnectable so as to form a single integrated unit....
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5054237 |
Vehicle safety barrier
A post is adapted to be raised to an active position in front of a vehicle being serviced from a pit beneath the vehicle, the post serving as a barrier to guard against injury and property damage...
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5054648 |
Highway cone dispenser and collector
A highway marker cone dispenser and collector is provided. A rotatable cone conveyor moves the cones between upper and lower locations, the lower location being near the ground, and has a cone...
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5054954 |
Roadway barrier
An elongated roadway barrier deformable under impact to redirect a vehicle striking the barrier. The barrier includes a plurality of panels arranged in parallel, spaced rows to define a filler...
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5052732 |
Crash attenuator utilizing fibrous honeycomb material
A crash attenuator (10) includes a plurality of layers (22) of fibrous cellular material. Each of the layers is comprised of a plurality of hexagonal elongate cells fabricated of a fibrous...
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5052850 |
Resilient safety extension for highway barriers
A resilient safety extension is provided for highway barriers of the type having a broad base and upstanding central portion with opposed convergently tapered surfaces and a length which is...
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5049001 |
Safety roadway delineator effective during rainy night-time driving conditions
A safety roadway delineator includes one or more elongate recessed marker surfaces which are coated with a reflective material, preferably a retroreflective material such as reflective glass beads....
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5048241 |
Lawn edging apparatus
An apparatus is set forth including a first shield with a first "J" shaped end mounted within a second "J" shaped end of a second shield to permit relative pivotment of the first shield relative to...
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5046884 |
Roadway traffic barriers
A concrete roadway barrier element incorporates coupling devices at each end to provide for coupling a series of such barrier elements into a continuous barrier. Each element includes a steel...
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5033905 |
Movable barrier
This invention relates to a road barrier, particularly to a road barrier for separating traffic lanes on a bridge. In the preferred embodiment, the barrier is made up of beams formed from steel...
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5030029 |
Road barrier
An improved road barrier for channelizing traffic is provided and consists of a hollow pyramidal structure having a frustrum top. A base is formed on the bottom for stabilizing the pyramidal...
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5028463 |
Molded thermoplastic parking block with slideably interengaged members
The present invention is directed to elongate rigid thermoplastic articles that are molded from thermoplastic material and which maintain their shape even at length-to-width ratios (i.e. aspect...
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5026203 |
Friction reduction for terrorist vehicle arresting system
A friction-reduction system for causing the front wheels of a terrorist vehicle to leave the ground during sideward deflection of a terrorist vehicle by an arresting system which includes a rigid...
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5022781 |
Anti-glare modules adaptable to highway median barriers
What is provided is a system which would utilize a plurality of glare modules, constructed of a lightweight foam material, and that could be positioned spaced apart end to end, along the length of...
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5022782 |
Vehicle crash barrier
A vehicle crash barrier for decelerating a vehicle that has left a roadway includes an elongated frame having a number of sections including a front section and at least one additional section...
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5018902 |
Collapsible bollards
Improved devices for controlling vehicular traffic are disclosed. The present invention permits the installation of collapsible bollards or posts to create a barrier to vehicular traffic. The...
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5011325 |
Modular element for defining areas and routes on carriage roads and the like
A modular element has an internally hollow body (2) made of plasstic material and exhibiting a parallelepiped horizontally-disposed configuration with a transverse section symmetrically diverging...
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5011326 |
Narrow stationary impact attenuation system
A narrow stationary impact attenuation system (10) for reducing the severity of vehicular collisions occasioned by an errant vehicle striking an immovable object at narrow hazard sites. The subject...
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5009542 |
Traffic barrier gate
A traffic barrier gate for controlling the flow of vehicles through a barrier, such as a concrete median wall between opposing traffic lanes of a controlled access highway. In one embodiment the...
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5009541 |
Plastic barricade with limiting bolt
A plastic barricade includes improved hinges which can be freely opened to an almost flat position so that no unwanted forces cause breakage of the hinges. Limiting bolts are placed in recesses on...
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5007763 |
Traffic barriers with built-in carriers
A traffic barrier section with a centrally-located, built-in carrier is disclosed. The carrier includes a fluid-operated ram which is connected to an axle carrying wheels located below the ram....
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5006008 |
Sectional highway barrier with resilient cylindrical inserts
A shock-absorbing and motorist warning highway barrier is provided comprising a plurality of elongated upstanding units adapted to be joined in end to end relation, each unit comprising an...
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5002423 |
Connector for barrier module
A cylindrical impact attenuator in which two semi-cylindrical halves have flanged and ribbed edges joined by slidably installed connector strips.
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