"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7832044 | Floor mat with scraping and wiping characteristics A floor mat having a base that includes a plurality of alternating fibrous strips and impervious strips and surrounded by a frame. The base is substantially continuous across its entire width and length, having no openings from its upper surface through to its lower... | 11/16/2010 |
| 7404995 | Contamination-control mat assembly with adhesive-coated sheets and composite polystyrene frame member and anti-slip backing member, and a process for fabricating the same A new and improved contamination-control mat assembly which has a plurality of adhesive-coated sheets disposed upon the upper surface portion of the contamination-control mat assembly, and a new and improved polystyrene frame member, having an acrylic-rubber anti-sl... | 07/29/2008 |
| 7043792 | Floor mat system with flanged cover A floor mat system having a plurality of floor mats and a frame assembly which prevents the floor mats from lifting and causing a tripping hazard to persons walking thereover. The floor mats may include carpeted sections over a plurality of orthagonally disposed spa... | 05/16/2006 |
| 6886210 | Anti-microbial floor mat A floor mat system for placement directly near an entryway to permit the disinfecting and cleaning of shoe soles and all other surfaces contacting directly with the fibers of the mat. The floor mat system consists of a frame structure either mechanical or rubberized... | 05/03/2005 |
| 6783829 | Advertising mat An advertising mat including a floor mat having a bottom surface for engaging a floor and an upper surface over which pedestrian traffic will pass. The mat upper surface includes a traffic section adapted for placement in a pedestrian path, and at least one side sec... | 08/31/2004 |
| 6779218 | Apparatus and method for ergonomic basic chiropody A basic chiropody apparatus having a soaping device, a scrubbing device and a brushing device ergonomically shaped and positioned relative to each other in a compact fashion on a triangular base. The apparatus is configured in order to be placed on the floor and in ... | 08/24/2004 |
| 6709728 | Cleated anti-creep floor mats The present invention relates to specific methods of producing cleated rubber-backed floor mats (such as dust control or rubber mats) through the utilization of the combination of a perforated coated woven fabric article and a cushioned platen liner between the arti... | 03/23/2004 |
| 6605333 | Floor mat having bottom surface of concave sections and nubs The present invention provides apparatuses and methods for producing molded products such as floor mats, including automotive floor mats. In one embodiment, a molding process is provided for producing a molded product using a mold having a lower plate and... | 08/12/2003 |
| 6562738 | Apparatus for hiding a door key An apparatus for hiding a door key including a door mat formed of either a plastic material or braided material such as hemp is disclosed. The door mat is rectangularly shaped with raised portions formed on the top surface. Different embodiments are shown... | 05/13/2003 |
| 6534146 | Dual purpose floor mat A dual purpose floor mat for providing a better floor mat for vehicles that will better protect the floor of the vehicle. The dual purpose floor mat includes a mat member having a bottom wall and also having side and end walls securely attached to and ext... | 03/18/2003 |
| 6458442 | Cleaning mat with a plurality of disposable sheets A cleaning mat according to the present invention is designed to be placed on a floor and to clean the undersides of shoes, feet, and other objects. The cleaning pad includes a base sheet, which is designed to rest on the floor. The base sheet has an uppe... | 10/01/2002 |
| 6455123 | Nonslip padded mat In a preferred embodiment, the present invention comprises a layer having carpeted upper surface and/or other rubber-like padding material covered by a translucent, elastomeric sheet. The upper elastomeric layer may have downwardly depending projections t... | 09/24/2002 |
| 6451400 | Floor mat There is provided a mat having multiple sets of pins, each set of pins being located within surrounding, characterized in that the pins do not extend significantly beyond the highest point of the surrounding. Thus the pins are protected by the surrounding... | 09/17/2002 |
| 6296919 | Cushioned carpeted floor mat with at least one cushioning integrated rubber protrusion This invention relates to a cushioned floor covering article wherein the mat includes a tufted carpet placed on the top side of a foam rubber sheet and at least one foam rubber protrusion integrated within at least a portion of the bottom side of the foam... | 10/02/2001 |
| 6294240 | Protective cover for vehicle floor mat A protective cover for a motor vehicle conventional floor mat comprising a removable fabric protectively enclosing the top side of the mat. An elastic strip integral with the inner rim of the cover removably engages the cover to the underside of the floor... | 09/25/2001 |
| 6254693 | Golf equipment storage device and method of using the same The invention relates to a golf equipment storage device for use in an automobile for convenient transport of various golfing equipment. The golf equipment storage device includes a compartment for holding golf shoes, and a removable liner normally dispos... | 07/03/2001 |
| 6114002 | Portable hygienic mat Hygienic mat which can be used standing steadily on it to wipe the feet after a shower or a bath and which at the same time can be folded, as well as being light and portable. Its characteristic is to comprise a first and a second pad (2a, 2b) hinged on a... | 09/05/2000 |
| 5996160 | Entry door mat An entry mat for placement before an entry door to permit cleaning of shoe soles. The entry mat has a liquid reservoir with an open top, and a plurality of adjacent parallel generally cylindrical brushes mounted such that certain bristles thereof extend o... | 12/07/1999 |
| 5956798 | Mat for removing dirts or dusts A mat for removing dirts or dusts comprises a cushioning material made of a plurality of curled elastomeric filaments and a collector sheet of electret laying under the cushioning material. The filaments are formed of a compound of synthetic resinous mate... | 09/28/1999 |
| 5914169 | Protective cover for vehicle floor mat A protective cover for a motor vehicle conventional floor mat comprising a removable fabric protectively enclosing the top side of the mat. An elastic strip integral with the inner rim of the cover removably engages the cover to the underside of the floor... | 06/22/1999 |
| 5834104 | Fluid absorption mat The present invention is an inexpensive and disposable mat constructed from non-flammable material for placement beneath fluid leaking machinery. The mat is manufactured from at least one layer of non-woven fluid absorbing polypropylene that is bonded to ... | 11/10/1998 |
| 5763039 | Protective carpet system An elevated carpet system and method of applying the carpet system to a surface to protect the underlying surface from damaging exposure to water, salt and moisture. The carpet system includes a waterproofing membrane layer applied to the underlying surfa... | 06/09/1998 |
| 5660906 | Floor coverings A floor covering comprises a plurality of tread strips of substantially resilient material, each tread strip having a wear layer of a material which provides a fibrous tread surface, and a plurality of spacer strips of substantially rigid material arrange... | 08/26/1997 |
| 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 |
| 5556685 | Shoe wiping mat assembly A show wiping mat assembly having a liquid retention compartment containing a liquid, support means to support the soles of a user a distance above the bottom of the liquid retention compartment and slightly below the surface of the liquid, and cleaning m... | 09/17/1996 |
| 5549945 | Absorbent mat An improved absorbent mat for absorbing oil and other liquid drippings beneath a motor vehicle, comprising a first bottom impervious flexible layer to be placed upon a support surface beneath the motor vehicle. A second intermediate absorbent flexible lay... | 08/27/1996 |
| 5506040 | Fluid absorption mat The present invention is an inexpensive and disposable mat constructed from non-flammable material for placement beneath fluid leaking machinery. The mat is manufactured from at least one layer of non-woven fluid absorbing polypropylene that is bonded to ... | 04/09/1996 |
| 5428857 | Identifiable rubber backed product A dust control mat having a pile upper surface and a thermosetting rubber or rubber-like backing to which a thin thermoplastic identification strip or label has been vulcanized thereto.... | 07/04/1995 |
| 5297309 | Device for disinfecting and cleaning parts of persons, animals and objects passing over it and contacting the ground The device for disinfecting parts of persons, animals and objects passing over it and coming into contact with it and the ground, especially the soles of shoes, includes a doormat provided with a rectangular aperture; a shallow flat-bottomed rectangular t... | 03/29/1994 |
| 5292130 | Golf driving mat The invention relates to a golf driving mat comprising a plurality of framed panel members assembled in edge-to-edge abutting relationship, the panel members and inner perimeter of the surrounding frame having releasable engagement means formed on the edg... | 03/08/1994 |
| 5215802 | Mat The invention relates to a mat comprising a plurality of elongated rails arranged parallel to one another and each having a receiving portion adapted to receive a tread member. The rails are coupled by way of first and second connecting elements, preferab... | 06/01/1993 |
| 5205092 | Threshold mat A threshold mat comprising alternating scraper units and wiper units. The improvement is that the wipers, that is strips of carpeting are carried on extrusion carriers and are gripped by their edges via a tightenable clamp incorporated in the scraper unit... | 04/27/1993 |
| 5021277 | Automobile mat An automobile mat includes an upper layer a lower layer as well as a middle layer sandwiched between the upper layer and the lower layer. The upper layer and the middle layer are respectively provided with a plurality of holes. A plurality of spacing memb... | 06/04/1991 |
| 4902554 | Vulcanized rubber article, method for production of same, and label to be used for the method In that a vulcanized rubber article (8), preferably of sheet or plate form and preferably having a relief pattern, in at least part of its surface, integrated in any surface area, inserted or settled into same, has been provided and vulcanized together wi... | 02/20/1990 |
| 4879151 | Insert strip for a floor covering structure This invention relates to insert strips for a floor covering structure for public walking areas such as in foyers of commercial buildings. The floor structure is made up of connected longitudinal sections, each section having a central longitudinal channe... | 11/07/1989 |
| 4876135 | Floor mat with disposable absorbent pad A floor mat comprising a jacket member having a throat opening in a free edge thereof for receiving an insert sheet of absorbent material. The top sheet of the jacket has openings therein for the passage of foreign matter. The insert sheet is disposed und... | 10/24/1989 |
| 4849271 | Process for producing mats for cleaning purposes and mat for cleaning purposes Mats for covering surfaces or for cleaning purposes, particularly doormats, which comprise a basic material, mainly of plastic with a fibrous layer and a support layer fixing the latter and fibres with a bristle-like structure applied to the basic materia... | 07/18/1989 |
| 4785490 | Device for cleaning golf shoe spikes This invention comprises a plurality of side by side chains mounted on a base, so that golf shoe spikes may be combed therethrough.... | 11/22/1988 |
| 4765670 | Auto floor mat with drain In accordance with the above recited objects, the automobile floor mat of the present invention is constructed of a single piece of flexible material which is basically of a uniform overall thickness into which sloping grooves or troughs are molded or cut... | 08/23/1988 |
| 4741065 | Interlocking dust control mats A plurality of rubber-backed dust control mats are interconnected by a connecting strip which has projections thereon which engage mating projections on the outer surface of the rubber backing on the mats.... | 05/03/1988 |