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8171671 |
Security gate
The invention relates to an access lock for cyclically permitting people to pass through. The access lock has at least two locking elements (12, 14), with each of the locking elements (12, 14)...
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7845104 |
Device and method for displaying advertising on a turnstile arm
A device for displaying advertising from a turnstile arm includes opposing collars securing a sleeve displaying the advertising. One collar is frictionally secured to the arm using an O-ring...
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7845115 |
Access control apparatus
An access control apparatus has a blocking device (1) that is actuated by an actuator, and an authentication reader (7), upon reading a valid access authorization the blocking device (1) moving...
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7627984 |
Rotating barrier
A rotating barrier for a gateway includes a shaft mounted on a carrier. The shaft has fastened thereto at least one blocking arm which extends across the gateway in the blocking position. The...
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6938371 |
Turnstile device
The invention relates to a turnstile suitable for the controlled admittance of persons to a building or to an otherwise enclosed or guarded area, comprising a body mounted on a rotatable and...
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6617960 |
Arrangement for controlling access of persons, and access terminal
Apparatus for controlling access of persons, with access lanes adapted for the individual passage of these persons, with readers associated with the access lanes for access authorization and...
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6170194 |
Turning blocking device
A method of blocking passage of a user through a passageway comprising a turnstile with a housing; a drive and a locking element in which a barrier arm is set in motion following verification of...
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6065246 |
Device for driving the revolving tripod of a two-way turnstile
A device for driving the revolving tripod of a two-way turnstile includes a wheel (1) keyed onto a shaft (2) together with a trilobate cam (3) and the tripod, a positioning mechanism engaging said...
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6044586 |
Releaseable turnstile lock
A releasable turnstile lock with a star-type rotating body (4) which can be driven by a motor which is controllable by a control unit, from which body project two arms (1, 2) which are...
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5979113 |
Indicia device for turnstile and method of use
A turnstile device, useful in advertising, provides viewing of indicia to persons moving through the turnstile passageway. The device includes a transparent, tubular sleeve within which a sheet...
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5819470 |
Turnstile with readily accessible head compartment
A turnstile structure has a control head contained in a readily accessible head compartment assembly. The head compartment assembly contains the control head in a cavity within the assembly and the...
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5704163 |
Turnstile
In a turnstile with a housing, a drive shaft and barrier arms projecting therefrom at offset angles, after the right of entry of a passing user has been checked, a drive motor is started up...
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5605015 |
Turnstile with automatically pivoting arms
An apparatus including a turnstile for controlling the passage of person including a locking assembly with a bearing dish for rotating about an axis of rotation which is oriented approximately 45° ...
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5471795 |
Method of operating a turnstile gate
A method of operating a turnstile gate for the purpose of controlling human thoroughfare. A thoroughfare-obstructing structure rotates around a fixed axis and has thoroughfare-obstructing means...
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5390444 |
Barrier device for controlling a passage for pedestrians, the device being of the three-legged turnstile type
A barrier device for controlling a passage for pedestrians, the device being of the three-legged turnstile type comprising a rotary hub whose axis is inclined at about 45° relative to the ...
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5355630 |
Procedure for controlling a turnstile and a turnstile controlled by said procedure
A motor driven turnstile for providing cyclic access to a passage (16) to which a monitoring system or the like is allocated. The turnstile is controlled in such a way that, after a satisfactory...
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5349781 |
Simulation-preventing turnstile
A turnstile provided with an electronic control unit having a photoelectric cell (8, 9) connected therewith, located downstream from the turnstile revolving member (3), in the user walking-through...
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5072543 |
Turnstile mechanism
A turnstile is made with a stationary turnstile support shaft extending from a solid support, and a bearing on the end of the shaft. The turnstile hub is supported on the end of the shaft with a...
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5056261 |
Turnstile system
A turnstile system used to meter the entry of persons into or out of an area through a passageway includes a first cabinet defining one side of the passageway with a turnstile hub rotationally...
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4640047 |
Two-way pedestrian access control system
Two-way pedestrian access control system comprising a passageway laterally bounded by two pillars, said passageway being normally barred by a barrier locked in close position which can be opened...
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4525951 |
Barrier unlocking mechanism
A locking and releasing mechanism for a turnstile has a locking member which abuts a stop roller mounted on the hub of the turnstile at a spacing from its axis, to prevent rotation. A sleeve...
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4370825 |
Devices of the turnstile kind for controlling passages requiring authorization
It is a question of bringing resiliently and successively the arms of a turnstile to their position obstructing a passage to be controlled, and for this a rotary cam 1 in the shape of a star is...
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4142620 |
Access control system
An access control system is disclosed wherein a passageway normally blocked by a gating structure such as a turnstile is opened to admit a person upon insertion of a coin into a coin slot, or upon...
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3998008 |
Turnstile head mechanism construction
A turnstile construction wherein arms normally block the path of movement of persons passing through the turnstile. The arms are engaged when authorized passage is available, and this results in...
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3978613 |
Turnstile mechanism
A turnstile mechanism comprising a rotatable hub adapted to be driven by a person using a turnstile, the hub being connected to (or incorporating) a disc formed with a number of stop surfaces which...
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3914902 |
Turnstile
An improved turnstile comprising a turnstile head including a shaft, a rotatable hub mounted on the shaft carrying a plurality of extending arms and an improved spur and pinion gear assembly...
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3559341 |
ROTATABLE TURNSTILE CONSTRUCTION
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3560996 |
CHECK BARRIER MECHANISM
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3445962 |
TURNSTILE MECHANISM
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3397486 |
Turnstile
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