Class 404/21 - Including metal

Subclass of Class 404 - Road structure, process, or apparatus
Definition: Anti-slip surface structure characterized by the inclusion
No. of patents: 24
Last issue date: 06/09/2009

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Number	Title	Issue Date
7544010	Portable porous pavement system and methods A portable porous pavement system includes a plurality of porous pavement units and a plurality of clamping devices. Each porous pavement unit is connected to adjacent porous pavement units by at least one clamping device. Each clamping device includes a first and a...	06/09/2009
7370452	Mat assembly for heavy equipment transit and support A mat assembly particularly suited for heavy equipment transit and support, such as roadway construction and the like. The mat assembly is made up of a number of structural members preferably having a “double I-beam” cross-sectional shape. Each I-beam has spaced...	05/13/2008
7299592	Structural support system for floor tiles An improved support system for an injection molded floor tile is provided by vertically aligning the support system below the main floor panel with a surface structure above the main floor panel. The surface structure is at least one vertical structure or protuberan...	11/27/2007
7290958	Subsurface drainage system and drain structure therefor A subsurface drainage assembly for directing fluid drainage from a surface is disclosed. The subsurface drainage assembly includes a plurality of drain structure panels linked together in a manner that permits movement of one drain structure panel relative to the ad...	11/06/2007
7201538	Subsurface drainage system and drain structure therefor A subsurface drainage assembly for directing fluid drainage from a surface is disclosed. The subsurface drainage assembly includes a plurality of drain structure panels linked together in a manner that permits movement of one drain structure panel relative to the ad...	04/10/2007
7182548	One-piece safety cleat A one-piece safety cleat with a flat base having an upstanding rim surrounding it to form an open shallow cup-structure. The rim has at least one drainage opening. Multiple one-piece safety cleats can be attached to flooring to increase traction on the floor surface...	02/27/2007
7029744	High traction flooring laminate The present invention relates to a laminate, preferably a flooring laminate suitable for use wherever traction is needed or desired, whether due to natural or man-made conditions either indoors or outdoors. The laminate can be applied over existing flooring. The lam...	04/18/2006
7021786	Illuminated glass deck light panel and method of installation In a preferred embodiment, an illuminated glass deck light panel, including: a plurality of glass pavers, structural plank glass elements, or other structural lenses; a longitudinally extending support pan for embedding in a supporting substrate; the plurality of gl...	04/04/2006
6971818	Tactile warning surfaces for walkways and method A tactile warning surface structure having underfoot detectability is formed in place by a method wherein the shank portions of a plurality pins are inserted into and bonded to a plurality of holes formed in an upper surface of a concrete slab of a walkway. The hole...	12/06/2005
6962462	Method of forming, installing and a system for attaching a pre-fabricated pavement slab to a subbase and the pre-fabricated pavement slab so formed A pre-fabricated pavement slab having a binder distribution system and an interconnection system formed for attachment of the bottom surface of the slab, wherein both the binder distribution system and the interconnection system are accessible from the top surface o...	11/08/2005
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
6071039	Structure of surface portions of grounds On a roadbed layer (4) is formed a cushion layer (5) of 50 mm to 200 mm in thickness which is formed by using elastic chips alone or in mixture with sand, each elastic chip being formed of elastic material and having a size of 7 mm to 0.05 mm, preferably ...	06/06/2000
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
6061980	Cushioning pad A cushioning pad or mat for protecting a rig surface or alternatively, an article placed on the pad wherein the mat is made of elements which are laminated construction with a base layer of neoprene, or similar materials, and the elements are connected wi...	05/16/2000
5608937	Portable ramp A portable ramp for providing a bridge between a ground level surface and a raised surface. The ramp includes a support plate having a substantially horizontal first portion adapted to rest along an edge of the raised surface. A second portion of the plat...	03/11/1997
5587218	Surface covering An improved surface covering includes a base having a plurality of receiving grooves on one side and a plurality of working grooves on the other side. Each receiving groove includes gripping projections and is constructed to receive and grip a filler mate...	12/24/1996
5395673	Non-slip surface A non-slip composition for application to a ground surface where lighting conditions may be poor including a polymer epoxy having two parts of diglycidyl ether resin and one part aliphatic amine adduct modified with 30% AEP as a stabilizer. A phosphoresce...	03/07/1995
5368947	Method of producing a slip-resistant substrate by depositing raised, bead-like configurations of a compatible material at select locations thereon, and a substrate including same An article having a slip-resistant surface and method of producing the same includes metallurgically bonding raised bead-like configurations of a compatible material at select locations on the article surface. The method includes injecting, substantially ...	11/29/1994
5194113	Process for making conformable thermoplastic marking sheet Thermoplastic based pavement marking sheets are disclosed. The marking sheets employ a conformant composite material including: polyolefin and a nonreinforcing mineral particulate; and/or a thermoplastic upper surface. Preferably, the sheet's thermoplasti...	03/16/1993
5085912	Wear resistant floor covering Wear resistant floor coverings have a plurality of stud-like inserts which are flush with the underside of the floor covering to prevent against wear and slippage....	02/04/1992
4540438	Ferrosilicon aggregate for concrete and resins A floor topping, mortar and grout which include ferrosilicon in particle form. The ferrosilicon increases the wear resistance and impact strength of the topping, mortar or grout without the oxidation or discoloration normally attributable to materials whi...	09/10/1985
4356037	Abrasion resistant coating An abrasion resistant coating comprising a binder having dispersed therein first abrasion-resistant particles of substantially uniform size and second abrasion-resistant particles of substantially uniform size, the second particles having diameters of les...	10/26/1982
4304187	Monorail system A monorail system having a rail surface that is provided for small vehicles traversing an incline or slippery areas, with the surface having a plurality of spaced recesses positioned in those areas to form gripping edges for the drive wheels of the vehicl...	12/08/1981
4272211	Wear resistant slab A wear-resistant element, particularly in the form of a slab intended to be used as covering in areas exposed to excessive wear. The slab includes a hard wear metal of a hardness exceeding 400 Brinell, said wear-metal being in the form of granules which a...	06/09/1981

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Class 404/21 - Including metal