Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 7427172 | Temporary roadway element A plurality of wood planks are embedded and encased in a one-piece rubber mat to form a monolithic one-piece roadway element. A special coupling means is used to couple one roadway element to an adjacent roadway element to form a roadway surface over which heavy equ... | 09/23/2008 |
| 7332118 | Method of preparing and method of applying a vibration damping system The vibration damping system, especially for use in the damping of vibrations e.g. from trains, tramcars, other traffic and damping of ground borne vibrations in general, comprises an anti-vibration plate in the form of a plate having a first and a second major surf... | 02/19/2008 |
| 7316519 | Paving member A paving member (2) comprising a surface (4) for being walked on, an image (6) below the surface (4), and a source of light for illuminating the paving member (2), the paving member (2) being of such a material and construct... | 01/08/2008 |
| 7142095 | Detectable warning system A detectable warning system, for tactily signaling the presence of a terrain transition to a pedestrian, using a plurality of detectable warning domes that are arranged in a grid within a detectable warning carrier assembly. The detectable warning carrier assembly c... | 11/28/2006 |
| 7121053 | Reinforced slab made of cement conglomerate, method for the manufacture thereof and associated reinforcing structure A reinforced slab, in particular able to withstand concentrated loads, has a substantially flat reinforcing structure (20) which is situated at a distance from the bottom (12) of the mould (10) and arranged at a height such as to allow embedding... | 10/17/2006 |
| 7001102 | Construction of roads The invention relates to the use of stabilizing body in the construction of roads. The stabilizing body comprises a substantially rigid, planar body (20) that can be inter-engaged with other similar bodies in a configuration in which an extended, substantiall... | 02/21/2006 |
| 7001101 | Interlocking paver/tile Interlocking paver system for the use of constructing sidewalks, pathways and decks being formed from a light weight material for easy handling. Joined together by a plastic spline with gripping teeth, which when placed in spline receiver slots on sides of paver, wh... | 02/21/2006 |
| 7000884 | Paving system In one aspect the present invention provides an apparatus for forming paving from a settable material and which comprises: a base frame having a plurality of upstanding walls which, alone or together with an adjacent positioned said base frame, defines a plurality o... | 02/21/2006 |
| 7000279 | Transit boarding platform panel The present invention relates to a transit boarding platform panel for use along the edge of an existing transit platform adjacent a track. The panel comprises a molded base portion formed from a reinforced composite polymer. The base portion has a top deck and bott... | 02/21/2006 |
| 6991548 | Elevated wood and concrete racetrack for go-karts and associated methods An elevated wood and concrete racetrack includes a wooden support surface having a plurality of floor boards laid flat to form at least one straightaway, and at least one banked curve, each floor board of the plurality having two lengthwise, substantially parallel, ... | 01/31/2006 |
| 6960989 | Detectable warning system A detectable warning system, for tactily signaling the presence of a terrain transition to a pedestrian, using a plurality of detectable warning domes that are arranged in a grid within a detectable warning carrier assembly. The detectable warning carrier assembly c... | 11/01/2005 |
| 6851236 | Raised terrace floor using small paving blocks A horizontally level raised terrace floor system for mounting over a non-level or irregular substructure that includes a plurality of spaced apart support pedestals that are fabricated of a heat shearable foam material. Each pedestal is mounted upon the non-horizont... | 02/08/2005 |
| 6776556 | Paving stone system A paving stone system for producing aesthetically pleasing paving stones. The paving stone system includes positioning a tile member within a container, applying a bonding agent to the tile member and filling the container with concrete. The tile member is comprised... | 08/17/2004 |
| 6715956 | Walkway system A walkway system for providing a non-slip walkway path for users. The walkway system includes a plurality of trays each having bottom and side walls with the trays being embedded in a ground surface; and also includes a plurality of walk-upon cover members being rem... | 04/06/2004 |
| 6685387 | Jet blast resistant vehicle arresting blocks, beds and methods Aircraft arresting beds constructed of cellular concrete at ends of runways may be subject to damaging effects of jet blast phenomena. Arresting units resistant to such effects are described. A block of compressible material, such as cellular concrete, pr... | 02/03/2004 |
| 6450728 | Paving tile for guidance of blind persons The invention relates mainly to a concrete pavement tile, which produces a clearly recognizable sound when touched with a blind person's cane or a white stick. In practice it appears useful to incorporate sound sources in guide paths for the blind. The in... | 09/17/2002 |
| 6449790 | Transit boarding platform panel A transit boarding platform panel comprising a base portion formed from a reinforced composite polymer. The base portion has a top deck and a bottom plate, a first end, a second end, a first side and second side. Between the top deck and bottom plate are ... | 09/17/2002 |
| 6065266 | Light structural metal plate in the form of a hump plate and process for its production The invention relates to a light structural steel plate in the form of a hump plate and to a process for its production. The light structural steel plate comprises a mould-pressed steel hump plate (1) and a flat aluminium plate (3) connected thereto subst... | 05/23/2000 |
| 5964549 | Structural beam for crack repair An apparatus for repairing a crack in a bituminous road surface utilizes a beam embedded in the road surface. A slot is cut in the road with the crack centered therein. A fiber reinforced plastic composite beam has a plurality of fingers extending from on... | 10/12/1999 |
| 5816738 | Composite synthetic material tile and suitable laying system and laying plate therefor Floor coverings of composite tiles having a polygonal ground plan and having elastic properties. A recess which is formed of a hollow space in the composite tiles can include a cylindrical support molded on the underside of the tiles. The walls of each co... | 10/06/1998 |
| 5199815 | Floor structure for indoor artificial skiing ground A floor structure for indoor artificial skiing ground comprises, a concrete base plate constructed on foundations, a first waterproof covering disposed on the base plate, a heat insulation layer located on the first waterproof covering, a second waterproo... | 04/06/1993 |
| 4932182 | Floor tile forming and structural underlayment device A one piece molded plastic sheet is glued to a floor surface and properly fastened. As many more molded sheets are added to the first in building a complete coverage over the surface. A loose grout material is placed over the molded sheet and into numerou... | 06/12/1990 |
| 4722636 | Self-adjusting, self-leveling tandem screed A tandem screed for use with a paving machine for compacting and smoothing asphalt paving composition includes a front screed mounted at the end of a towing arm and a rear screed mounted to the rear of the front screed and laterally extensible with respec... | 02/02/1988 |
| 4601150 | Roofing element and roof employing such element A roofing panel is provided comprising a layer of closed cell plastic foam and a layer of mortar. A reinforcing grid is disposed within the mortar layer.... | 07/22/1986 |
