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8322080 |
Releasable arm assembly for a swing gate
A gate arm for a swing gate incorporates a release mechanism that releases the gate arm and therefore allows the gate to swing freely about its hinges when inwardly-directed pressure applied to the...
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8308393 |
Detachable barrier having magnetic retainer
A device for securing a passageway comprising a barrier on a mounting member, the barrier being retained by magnetic attraction between the mounting member and the barrier, the mounting member...
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8240947 |
Vehicle barrier with release mechanism
A barrier for arresting a vehicle. The barrier includes a net spanning an area through which the vehicle may pass, an anchor coupled to the net, a support arm arranged on one side of the area...
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8186729 |
Traplock for bi-swing gate
A bi-swing gate lock uses an electric actuator to unlatch the gate on request, and a failsafe mode that automatically unlatches the gate during emergencies or power failures. The traplock uses two...
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8181392 |
Automatic gate arm damage prevention system
An automatic gate arm damage prevention system includes a lift arm that is coupled to a lifting apparatus. The lift arm has an outer end, an upper side, a lower side, a first lateral side and a...
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8181689 |
Telescoping gate system and method
A telescoping gate can include a frame, a primary gate member connected to the frame in a manner such that the primary gate member can move relative to the frame, and a secondary gate member that...
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8176677 |
Automated guide rail apparatus
An automated guide rail apparatus includes a fixed wall that includes a pair of vertical supports attached to and extending upwardly from a floor surface and a horizontal support attached to the...
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8176684 |
Method and device for automatic systems designed to operate movable barriers
Method, together with the devices implementing said method, for controlling the closing and opening movements of a movable barrier (103) so as to prevent a dangerous impact with an obstacle or...
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8161681 |
Releasable arm assembly for a swing gate
A gate arm for a swing gate incorporates a release mechanism that releases the gate arm and therefore allows the gate to swing freely about its hinges when inwardly-directed pressure applied to the...
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8127492 |
Compound barrier mechanism for passageway control
A barrier mechanism for providing selective access to a passageway on the floor of a lobby, room or pavilion. It utilizes a frame and carriage assembly thereon, a panel which is swivelable to...
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8118517 |
Manhole cover device
A rubber manhole cover, suitable for attaching to a top of a metal manhole lid, includes at least two bonded layers of rubber material of differing properties, including a bottom layer of a first...
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8118516 |
Energy absorbing system
An energy absorbing system having a stanchion, a linearly extendable energy absorber coupled to the stanchion, a net coupled to the energy absorber, wherein the net transfers force to the energy...
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8112938 |
Gate system with automatic locking and unlocking feature
A controlled gate system is comprised of a barrier arm which is pivotally connected to a first fixed support. A motion detector is secured to a second fixed support spaced a predetermined distance...
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8096727 |
Retractable post system
A temporary barricade in the form of a retractable post system. In one configuration, the post is lowered into the ground, such that the top of the post is flush with the ground surface, leaving an...
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8087846 |
Bollard configured to store a bollard coupling
This application concerns traffic control devices, such as bollards, configured for storage of a bollard coupling adapted to extend between a bollard and an adjacent structure. Bollards are...
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8033053 |
Security barrier system
A security barrier apparatus which may be used in conjunction with an existing security gate or may be used as a stand-alone security barrier gate. The system uses a passive restraining device...
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8020603 |
Blocking element, particularly for a gate used as a checkpoint
A blocking element for a gate used as a checkpoint includes a housing having a height, a support having a second height and arranged in the housing, a horizontally directed pivot axis furnished on...
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7963069 |
Safety device for motorized access passageways
A safety device for motorized pedestrian access passageways, comprising a movement and supporting mechanism of an oscillating access shutter, which includes an electric motor (30) for activating...
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7900399 |
Portable start gate assembly
A start gate assembly for use by a racer when racing on a ground surface is provided with a moveable start gate frame that is pivotally attached to a foundation platform and a moving mechanism for...
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7901155 |
Vehicle barrier
In order to stop a moving vehicle without injury to occupants, a vehicle barrier is provided having a pair of platforms disposed on opposite sides of a roadway, and a capture net extending across...
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7862252 |
Vehicle barrier system
A vehicle barrier system. The vehicle barrier system includes a base, an arm hingably mechanically coupled to the base, a raising/lowering mechanism in mechanical communication with the arm, and a...
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7845877 |
Enhanced vehicle barrier system
An enhanced vehicle barrier system. The enhanced vehicle barrier system including bases located on opposite sides of an area through which a vehicle may pass, first and second arms hingably...
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7845876 |
Racing gate
A race gate has a base and a start bar connected to the base, where the start bar has an elevated start position and a level finish position. A release mechanism interconnects the base and the...
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7818920 |
Barrier gate with torque limiter
Disclosed is an apparatus for a barrier gate designed to control vehicular travel through a passageway. The invention disclosed employs a barrier arm, a housing, a motor and transmission, a rotary...
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7814706 |
Dual-action breakaway gate safety system
A safety system for use with a boom gate. The boom gate includes a boom and a boom operator for moving the boom between a down position and an up position. The safety system also has a boom...
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7785031 |
Energy absorbing system
A heavy duty ground retractable automobile barrier for a railroad crossing. Concrete bunkers are placed at each side of a roadway. An upstanding concrete-filled steel pipe fixed in each bunker has...
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7739834 |
Cantilever gate
Cantilever gates (10) in the form of parallelograms include first and second bars (40) and a toe board (140) extending between and pivotally mounted to first and second posts (20, 30) and moveable...
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7690859 |
Vehicle barrier
In order to stop a moving vehicle without injury to occupants, a vehicle barrier is provided having a pair of platforms disposed on opposite sides of a roadway, and a capture net extending across...
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7665929 |
Starting gate for BMX and mountain bike racing
A starting gate apparatus and method for use in bicycle races is provided. The starting gate includes a main platform, a plurality of gates connected to the main platform and a gate actuation...
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7641416 |
Vehicle barrier deployment system
A vehicle barrier deployment system comprises a base member, at least two lifting members, at least one barrier member, and an actuation assembly. The lifting members are pivotally secured to the...
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7607858 |
Secure manhole accessway
An enhanced security manhole cover is disclosed, comprising a frame, outer cover, inner cover, crossbar, saddle, eyebolt, and padlock. The inner cover, which closes the lower opening in a manhole,...
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7604430 |
Assembly for preventing the vehicle passage
The assembly of the mobile swing-gate is installed in the channel that is dug across the entire width of the road, and the sides of the excavation are reinforced by wall (5). The created recess is...
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7581351 |
Speed barrier
A speed barrier includes a heavy lower barrier and a lighter upper gate. The barrier and gate may normally be positioned to allow or to restrict passing of vehicles. The barrier is configured to...
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7563051 |
Vehicle barrier system
The invention discloses a vehicle barrier system (10) including a barrier (46) movable between an open position to allow vehicle access therethrough and a closed position which prevents vehicle...
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7551995 |
Door and ramp interface system
An access system for a vehicle includes a gateway module that connects to the vehicle data bus, and an interface system coupled to the gateway module via a gateway bus. The interface system is also...
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7533494 |
Railroad grade crossing assembly
A railroad grade crossing assembly including a programmable controller. In a preferred embodiment, the crossing assembly includes at least one camera for the purpose of visually monitoring the...
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7524135 |
Post assembly and method of assembling the same
A post assembly having a first post member, a second post member positioned within the first post member, and a sleeve member installed in the ground. The first and second post members are...
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7507051 |
Adjustable bollard
An adjustable bollard protects structures from collisions with objects and limits access to particular areas. The bollard includes a rigid post body and a leg structure secured to the rigid body....
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7484906 |
Crash cushion
A vehicle crash cushion for decelerating a vehicle includes first, second and third bays. The first bay is positioned forwardly of the second bay and the second bay is positioned forwardly of the...
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7481598 |
Extending barrier arm operator system and method
A moveable barrier operator system includes a telescoping barrier arm. A motor is coupled to the telescoping barrier arm for extending the telescoping barrier arm from a retracted position to an...
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7435033 |
Vehicle diverting system
A vehicle diverting system includes a driveway has an upper surface. A trough extends into the upper surface. The trough is elongated and extends between lateral edges of the driveway. A housing...
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7384017 |
Retractable gate
A retractable gate comprising a movable arm gate having multiple sections which nest or telescope into each other when parked (e.g. upright), and extends into a full length blocking position as it...
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7374363 |
Safe removable bollard
A removable bollard is provided. A bollard is attached to a bollard plate with a catch fixed to one end and a lock juncture fixed near the opposite end of the bollard plate. Additionally provided...
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7367746 |
Lifting pole apparatus for traffic control
There is provided a lifting pole apparatus which can lift and lower a pole having such strength as to be capable of preventing cars from entering. The lifting pole apparatus comprises a cylindrical...
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7342510 |
Displaying information on a gate system
Systems, methods, and devices, including program instructions, are provided for displaying information on a gate system. One embodiment includes a processor and a memory associated with a vehicle...
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7329067 |
Retractable road median
A retractable road median used to divide a road that may be retracted to allow vehicles to cross it in the event of an emergency, comprising a median assembly, a frame assembly, a winch assembly,...
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7320557 |
Anti-terrorism vehicle security barrier
A vehicle barrier is formed with a barrier gate mounted on a pair of opposing lift arms pivotally connected via pivot shafts to a support structure. A plurality of endless bands are looped around...
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7287929 |
Smart bollard
A smart bollard includes a compartment wherein a smart bollard circuit may be located and the smart bollard circuit, in turn, includes at least one processor, a transceiver that may be connected in...
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7268701 |
Portable traffic signalling device
A portable traffic signalling device comprises a frame on wheels which supports an enclosed occupant compartment arranged to receive an occupant therein. The compartment is pivotal on the frame...
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7263803 |
Vehicle barrier
A barrier is formed such that its barrier arm automatically moves back to its blocking position after forceful opening of the barrier.The barrier arm is pivotally mounted to a barrier post about a...
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