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| Number | Title | Issue Date |
| 8133123 | Method for laying a passable surface, for instance a playing ground, and surface thus formed The invention relates to a method for laying a playable surface such as a playing field, comprising the steps of forming a hard substrate, arranging on the hard substrate a layer of resilient and/or damping material, and arranging a top layer on the resilient and/or... | 03/13/2012 |
| 8029376 | Shock absorbing athletic field and method of constructing same An athletic field is constructed using side-by-side conjoined layers of resilient synthetic material placed over a drain blanket and extending to a peripheral trench drain. The primary material construction is a rollable layer approximately 4 feet wide by 200 feet l... | 10/04/2011 |
| 7914385 | Dasher boards Dasher board assemblies and methods for making the same. An example dasher board assembly may include a dasher board frame. A facing panel may be coupled to the frame. An adhesive member may be disposed between the frame and the facing panel. The adhesive member may... | 03/29/2011 |
| 7367894 | Contoured variably tensionable soft membrane ride surface for ride attraction A ride surface for water ride attractions and the like is provided. The ride surface is fabricated from a reinforced membrane material tensioned over a supporting framework. The tensioned membrane ride surface serves the dual role of providing structural support for... | 05/06/2008 |
| 7357727 | Auto race track design A racetrack designed to accommodate various types of auto racing class including Indy, CART, Formula 1 etc. is disclosed. The race track of the present invention is a continuous closed circuit track with at least two loops which loop about a common center area and w... | 04/15/2008 |
| 7341401 | Subsurface drainage system and drain structure therefor A subsurface drainage assembly for directing fluid drainage from a surface. 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 adjacent drain ... | 03/11/2008 |
| 7335146 | Cushioned exercise platform A portable resilient action exercise platform 10 permits the user to jog in place when indoors and provides an increasing resistance to deformation as the amount of deformation of the platform increases. A support assembly including a spaced array of flexible... | 02/26/2008 |
| 7326132 | Lacrosse shooting range and supporting mechanisms A system and supporting mechanisms for practicing the art of shooting at a lacrosse goal maximizes the area to practice running and shooting movements, while minimizing the area required doing so, while best representing the field's dimensions. The invention compris... | 02/05/2008 |
| 7279212 | Playing surface structure and method of construction of a playing surface A playing surface structure (100) comprises, a surface carpet layer (102), a resin impregnated textile layer (104), a random pile layer (108) comprising a compact resin loaded fibre stratum (109) and a layer of stratified fibrous m... | 10/09/2007 |
| 7276115 | Conformable coating A conformable coating for application to a soil substrate for barrier, adhesive, and planting properties includes a mixture of recycled or virgin materials, including organic fibrous material from wood based material and cotton based material, and gypsum bearing mat... | 10/02/2007 |
| 7257928 | Floor construction The invention concerns a floor construction comprising a plurality of surface portions (12) which each comprise at least one respective material with possibly different properties, in particular properties in regard to human perception when standing on the su... | 08/21/2007 |
| 7244477 | Multi-layered sports playing field with a water draining, padding layer A multi-layered sports playing field including a top layer made of substantially artificial material simulating a natural playing surface such as grass and a padding layer positioned between the top layer and the base or dirt layer. The padding layer is made of a pl... | 07/17/2007 |
| 7231775 | Energy management system, method, and apparatus An energy management system may include a refrigeration apparatus such as may be used to form an ice rink. Heat rejected from that apparatus may be used to address heating loads elsewhere. The apparatus may include a thermal storage apparatus, such as may be charged... | 06/19/2007 |
| 7223185 | Hide-behind bunker system and kit with impact dampening anchors A hide-behind bunker system and kit for enabling a user to take cover behind at least one stand-alone, impact dampening structure. The system comprises at least one inflatable hide-behind structure cooperatively associated with an impact dampening anchor system. The... | 05/29/2007 |
| 7210876 | Rollable load bearing mat for turf areas A rollable load bearing mat for protecting turf areas from damage caused by weight bearing loads, such as vehicle or pedestrian traffic, configured from a plurality of interconnected mat units having a plurality of spaced apart cell rows comprising a plurality of ge... | 05/01/2007 |
| 7211314 | Mat An improved mat is disclosed. Long and short legs support the mat and cause it to feel resilient although it is fabricated from hard rubber. The mat has drain holes on vertical surfaces. Ribs prevent the mat from embedding within grating. Grit is selectively placed ... | 05/01/2007 |
| 7204764 | Hockey safety net A method and system are provided for supporting, installing, and removing a safety net or other partition in a multiple use facility. The support system is comprised of a number of linear or substantially linear segments that are coupled together in a configuration ... | 04/17/2007 |
| 7204763 | Ice skating arena An ice skating arena having at least a first ice rink having a first side wall of a first wall length and a second ice rink having a second side wall of a second wall length; the first side wall being parallel to the second side wall at an inter-rink distance theref... | 04/17/2007 |
| 7195562 | Knockdown skateboard park system A skate park system comprises interlocking pieces enabling quick assembly and disassembly. The disassembled pieces can lay flat, enabling storage in minimal space. Ramp, funbox and grindrail portions may be used separately or combined in varying manners to provide a... | 03/27/2007 |
| 7186450 | Construction of playing surfaces A playing surface structure includes a resin impregnated textile layer (1) having a resin bonded layer of particulate rubber (7) adherent to its undersurface and overlying a fibrous random pile mat (8) incorporating a random pile layer (9... | 03/06/2007 |
| 7175362 | Synthetic covering systems for safety areas of airports Systems, methods and apparatuses for airport safety areas, runways and taxiways is provided. Various attachment systems for installing a synthetic covering are described. The use of artificial turf as well as various embodiments for a suitable synthetic matting for ... | 02/13/2007 |
| 7168884 | Reinforced permeable paving structure A paving structure (11) of the type having an upper wear layer (12) and an underlying sub-base layer (15) of rigid insoluble hard particulate material forming voids for the collection of water permeating through the permeable surface where layer... | 01/30/2007 |
| 7147401 | Installation and drainage system for synthetic grass The system contains an infill for drainage by using crusher fine to absorb and dispense water to a piping system that releases the water into a leech field system, using a final pipe to dispense the water out of the artificial turf covered field. The specified crush... | 12/12/2006 |
| 7147907 | Protective covering for landscape ties and timbers and other building materials Apparatus and methods for preventing splinters and minimizing the number of injuries attributable to falling onto pressure-treated wooden members, such as landscape ties or timbers used in play areas and landscape projects, through the use of a resilient cover. A co... | 12/12/2006 |
| 7137899 | Facility management support apparatus, method, and medium for supporting management of visitors in facility area There is provided a facility management support apparatus which manages visitors in a facility area, the apparatus includes: a place information storage unit for storing the degree of crowdedness in each of the places in the facility area; a receiving unit for recei... | 11/21/2006 |
| 7127857 | Subfloor assembly for athletic playing surface having improved deflection characteristics A floor support assembly including first and second subfloors is disclosed. The first subfloor is supported over a substrate by a plurality of pads. Each pad is housed in a corresponding recess formed in the first subfloor. Each recess includes a ridge that is in co... | 10/31/2006 |
| 7125449 | Malleable surface material An improved surface material is particularly suited for non-turf baseball field applications such as the pitcher's mound and base paths. The material generally comprises clay, wax and sand and has a putty-like consistency. Cleats can penetrate the material but are n... | 10/24/2006 |
| 7104894 | Composite material for equestrian sports tracks and the like A track for equestrian sports and the like, comprising a base layer of compacted polymeric particles, the majority of which have a size in the range from 20–60 mm, an intermediate layer overlying the base layer and comprising compacted polymeric granules whose mea... | 09/12/2006 |
| 7093395 | Sports floor particularly for gymnasiums A floor composed of a plurality of modular elements comprises a first subassembly consisting of a base component and a first intermediate element and a second subassembly consisting of a second intermediate element and a top component forming a point elastic floor. ... | 08/22/2006 |
| 7090586 | Activity surfaces An apparatus for an a method of closing a fixed gap in an activity surface such as a turfed race-track is described. The apparatus comprises a movable turf tray having an upper surface with the same characteristics as the activity surface and means for guiding the t... | 08/15/2006 |
| 7077756 | Glass laminate system and methods for hockey rinks A transparent, shatter-resistant glass shield for mounting atop the dasher board of a hockey rink includes at least one glass panel. A glass-retaining plastic film is adhered to a surface of each glass panel. The plastic film substantially covers the surface. An edg... | 07/18/2006 |
| 7073303 | Structure and method for interconnecting construction units made from composite materials The invention contemplates a system of interconnecting notched composite articles so as to create a surface therefrom. A joint segment having an edge configured to be received into a plurality of notches within juxtaposed composite articles and a fastener engaging t... | 07/11/2006 |
| 7070540 | Athlete training device The present invention is an athlete training device and method useful in training athletes for track and field events including the high jump, pole vault, discus, long jump and shot put. The ramp may be adjusted to a number of discrete ramp angles with the use of ei... | 07/04/2006 |
| 7051538 | Ice skating arena An ice hockey arena having an ice rink surrounded by tiers of spectator seats, wherein said ice rink has a playing surface above a first concrete base having a first width and a first length, a first series of cooling pipes within said first base and an insulation l... | 05/30/2006 |
| 7004673 | Asphalt concrete pavement with concrete subbase with the enriched quarry limestone waste as a coarse aggregate Asphalt concrete pavement consisting of an asphalt surface course, concrete subbase of specified compressive strength fc′ and modulus of rupture up to 5,000 and 750 psi, respectively, with small grains crushed limestone finer than 9.5 mm as a coarse agg... | 02/28/2006 |
| 6966841 | Playground play surface A unique playground play surface that is safe and suitable for use by physically challenged individuals and those that require the assistance of wheelchairs or other devices. The playground play surface consists of a base layer, a covering layer, a bag layer, a loos... | 11/22/2005 |
| 6918845 | Goaltender training apparatus A training device for a goaltender employs a plurality of transceivers mounted within a housing that emit beams that are reflected off of cooperative reflectors attached to a goal. The transceivers and reflectors are aligned such that uninterrupted reflected beams a... | 07/19/2005 |
| 6866594 | Polo training apparatus A polo training apparatus comprises a dummy horse and conveyor belts arranged one each side of the dummy horse. A ball located on one of the conveyor belts will be displaced relative to the dummy horse, thereby simulating the movement of the horse relative to the gr... | 03/15/2005 |
| 6832452 | Mega pyramid stadium complex A mega stadium-convention center complex is disclosed comprising an impressive pyramid building with a 670-foot pinnacle and a base covering more than 20 acres. The complex contains a 60,000-seat football stadium with a central playing field located more than 180 fe... | 12/21/2004 |
| 6821332 | Malleable surface material An improved surface material is particularly suited for non-turf baseball field applications such as the pitcher's mound and base paths. The material generally comprises clay, wax and sand and has a putty-like consistency. Cleats can penetrate the material but are n... | 11/23/2004 |
