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| Number | Title | Issue Date |
| 7360695 | Access control apparatus An access control apparatus has a blocking element (1) which is moved by a motor (2) or similar actuator controlled via a control means. Provided are a first access authorization reader (12, 14), a second access authorization reader (13, 15 | 04/22/2008 |
| 7331734 | Vehicle access control bollard A vehicle access control bollard for path entryways and restricted drives which allows access for approved vehicles through the use of a self-contained interior lowering mechanism. The three-piece bollard comprises a lower section which is concreted below grade, an ... | 02/19/2008 |
| 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 the opposing pivot shafts and positioned to pass through compartments ... | 01/22/2008 |
| 7249926 | Driveway truck restraint A driveway truck restraint blocks the path of travel of an ICC bar at the back of a truck on a driveway at a loading dock to prevent forward travel of the truck away from the loading dock. The restraint is removably anchored to the driveway in non-cast-in relation w... | 07/31/2007 |
| 7232275 | Bollard and accessories for use therewith A bollard comprising a series of at least two nested, inverted U-shaped forms of decreasing height set around a common vertical axis. Each U-shaped form has an upper transverse portion and two parallel, vertical legs extending from the upper transverse portion. The ... | 06/19/2007 |
| 7201534 | Apparatus and method to secure manhole accessways A manhole access way security apparatus and method for using the security apparatus are disclosed. The security apparatus includes an insert, at least one locking pin and a locking mechanism each interconnected to allow users to easily and quickly install a security... | 04/10/2007 |
| 7195420 | Bollard and accessories for use therewith A bollard having a plurality of parallel, vertical legs spaced apart from each other on the perimeter of a regular geometric shape. The minimum number and/or cross-section of the legs is governed by the need to avoid creating an entrapment area between adjacent legs... | 03/27/2007 |
| 7188578 | Cover plate removal tool A cover plate removal tool including an elongate solid unit having a hollow longitudinal track having an end portion including a cylindrical recess having an axis transverse to a longitudinal axis of said track. The cover plate removal tool also includes a plurality... | 03/13/2007 |
| 7178290 | Manhole cover having a locking crossbar A pit cover includes a casing, a cross bar and cover plate. The casing has a peripheral wall in the general shape of a rectangle, with open opposite ends and. The cross bar is coupled to and extends across the wall on an inside of the casing. The cover plate is conf... | 02/20/2007 |
| 7104721 | Turntable barrier system An operable barrier system for vehicles includes a turntable for use with a trafficable surface and at least one impact element disposed on the turntable. A drive system is provided to rotate the turntable along the trafficable surface between a first position to pr... | 09/12/2006 |
| 7106214 | Apparatus and method of finding an unoccupied parking space in a parking lot Apparatus and method for finding an unoccupied parking space in a parking lot using an On-Line computer system comprises barring mechanisms at a parking space having a receiver capable of receiving a specific wave energy frequency transmitting from a remote control ... | 09/12/2006 |
| 7059084 | Garage door opener An automated garage door opener for opening an outwardly swinging door pivotally mounted about a vertical axis. The garage door opener includes a track, a trolley slidably mounted on the track, and at least one push bar having a first end and a second end. The push ... | 06/13/2006 |
| 7001099 | Remote controlled parking barrier apparatus A barrier for the control of access of vehicles through a roadway, which uses stored mechanical energy to place the barrier in one of three states, one a blocking position and two non-blocking positions. The mechanical energy is derived from the weight of the vehicl... | 02/21/2006 |
| 6994488 | Apparatus for preventing high speed vehicle pursuits and vehicle theft The apparatus of the present invention is apparatus for preventing high speed vehicle pursuits and vehicle theft. The apparatus includes spikes for deflating a vehicle tire known in the art, disposed on opposing blocks or chocks, further secured to adjustable suppor... | 02/07/2006 |
| 6955495 | Retractable delimiters for runways, roads and the like A delimiter that can be arranged along the sides of a runway. The delimiter can be locked in an upright position for most normal operations. When the runway must be cleared of snow, an operator can lower the delimiters in place, either manually or by motor. After th... | 10/18/2005 |
| 6945730 | Bollard A bollard to be positioned in a predetermined location on a base. The bollard has an elongate body and a mounting element integrally attached to the body. The mounting element is adapted to be positioned in the base in the predetermined location, to locate the body ... | 09/20/2005 |
| 6937139 | Method and device for controlling blockage of a parking space for a vehicle A method and a device, respectively, for controlling a barricade of a parking space for a vehicle are proposed, the method being used to change a code as needed with which authorization for controlling the barricade of the parking space is attained and to recognize ... | 08/30/2005 |
| 6929175 | Access control device In an access control device (1) having a reader that actuates a person singling device when reading a valid data carrier, a formed body (16) is put over the reader housing (4), said body being provided with a recess (17) for that purpose.... | 08/16/2005 |
| 6918210 | Cable driven sliding door actuator A sliding door actuator having a small electric motor and cable system is added to a standard sliding glass door for a residence. As the motor may be controlled by a remote, an individual could simply press a button to open the door. This convenience would be especi... | 07/19/2005 |
| 6902150 | Steel yielding guardrail support post A guardrail support post includes a continuous structural member having a top edge, a bottom edge, and a generally uniform cross section from the top edge to the bottom edge. The structural member includes first and second generally parallel flanges, and a web formi... | 06/07/2005 |
| 6434985 | Security grille locking system A locking assembly is provided for a pivotally openable window or door security grille (14, 82) of a building. To unlock the security grille (14, 82), a user operates an electric punch key pad (52) to cause a solenoid rod (168) to disengage a depression (... | 08/20/2002 |
| 6226924 | Sealing rail car door A sliding door arrangement comprises a door which is slidably moved and is arranged to enclose an opening, a rail assembly coupled to the door allows the slidable movement of the door for opening and closing the opening and a securing mechanism which pull... | 05/08/2001 |
| 6065900 | Collapsible bollards As improved collapsible bollard is disclosed to control vehicular traffic. The present invention is comprised of a base that has at least one bore, a carriage having at least one bore that corresponds to the bore in the base. There is at least one impact ... | 05/23/2000 |
| 5974737 | Self-opening entry device for a controlled access area A self-opening and self-closing device enabling entry into a controlled access area includes a gate with two laterally retractable panels that may be opened by inserting a ticket or access card into a control mechanism. Each of the panels is controlled by... | 11/02/1999 |
| 5961249 | Removable and lockable barrier assembly A lockable and removable barrier assembly (10) includes a post (32) which is removably mounted in a sleeve (12). The bottom end (32B) of the post is mounted in the top end (12A) of the sleeve such that a securing opening (14) of the sleeve is aligned with... | 10/05/1999 |
| 5895169 | Collapsible and removable barricade post assembly A removable and collapsible barricade post assembly for the restriction of vehicular traffic. The barricade post assembly has a novel base assembly that allow the post assembly to be removed from its mounting bracket which is normally permanently affixed ... | 04/20/1999 |
| 5819471 | Retractable post A retractable post that can be raised and lowered and stored in retracted subsurface position such that the post will be out of the way. The post can be extended to an upright position and locked in that position by a specific lift, twist and set locking ... | 10/13/1998 |
| 5775579 | Refuse airlock The present invention relates to a refuse airlock (10) for refuse bins or fuse containers, having a closable inlet (20) for introducing waste material and a closable outlet (30) for discharging the waste material, wherein the inlet (20) and the outlet (30... | 07/07/1998 |
| 5711110 | Vehicle parking barrier A parking barrier permanently installed in vehicle parking surface, which has a base (20), with legs (22) embedded within the surface. A hinge plate (28) is attached to the base and allows the barrier to be rotated to a horizontal position permitting a ve... | 01/27/1998 |
| 5639178 | Vehicle barrier A vehicle barrier in which two arms (6, 10) linked by a linking member (14) are pivoted to a base structure (1) so that they collapse into a recess (5) in the structure to "open" the barrier. To close the barrier the arms are raised and may be latched and... | 06/17/1997 |
| 5596841 | Mailbox with signal device A mailbox of the type having an elongated housing, a front closure pivotally mounted on a front end of the housing for depositing articles therein, a rear closure pivotally mounted on the rear end of the housing for removing articles from the mailbox, a s... | 01/28/1997 |
| 5554433 | Fire rated floor door and control system Horizontally hinged covers for use in ceiling/floors are provided which are highly fire resistant and which in the event of fire automatically close. The door preferably utilizes a multi-layer construction comprising an intumescent lower (inner) layer, an... | 09/10/1996 |
| 5520479 | Removable security post assembly A removable post assembly for securing an area including basically four parts: an underground base member, a removable post member, a hinge assembly and a locking mechanism. The underground base member includes a housing that partially receives the post m... | 05/28/1996 |
| 5509754 | Driveway security post The invention provides a device which includes a bracket to be firmly embedded in a driveway; and includes a post which is adapted to be slidably seated in the bracket in a vertical position to serve as an obstruction to passage of a motor vehicle from th... | 04/23/1996 |
| 5481828 | Security post for automobiles A security post for automobiles vertically disposed in the ground to allow or prevent access to a particular area. The post is manually withdrawn form the ground and secured in place with a securing bolt and lock. Guides on the post provide and easily sli... | 01/09/1996 |
| 5474017 | Parking space holder A parking space holder including a plurality of telescoping sections that can be locked in an upright, extended position to block an entrance to a parking area or space. When unlocked, the space holder can be collapsed to a position generally flush with t... | 12/12/1995 |
| 5470169 | Device for locking a sliding body, and particularly a retractable road boundary mark A device for locking a sliding body, such as a retractable road boundary-mark, in at least two predetermined positions towards which the device is urged by a controller. The device includes a locking rod extending parallel to a sliding axis of the sliding... | 11/28/1995 |
| 5452964 | Barrier for the protection of reserved areas against the intrusion of motor vehicles A barrier for the protection of reserved areas including at least one upper element (1) rotatably mounted relative to a lower element (6) anchored in the ground (G). An elastic return spring (18) is interposed between the upper and lower elements (1,6). T... | 09/26/1995 |
| 5441359 | Collapsible vehicular barrier A collapsible barrier for controlling vehicular access to parking areas and transitways, comprises a base and an elongated post hinged to the base. A first latch member fixed to the base engages a second latch member to secure the post in an upright obstr... | 08/15/1995 |
| 5365695 | Parking place obstruction Theft preventing means at a parking lot comprising a hindrance means (10, 30) raisable from a retired position and lockable in a raised position. The hindrance means comprises a tubular part (10) depressed into the ground at the parking lot, and a post (3... | 11/22/1994 |
