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Class 472/94 - Walled enclosure (e.g., racquetball or paddle tennis court, etc.)


Subclass of Class 472 - Amusement devices
Definition: Amusement device wherein the laterally confining structure
No. of patents: 64
Last issue date: 03/27/2012


1    
NumberTitleIssue Date
8142296Maneuverable entertainment and training system
A gravity sports system including a shell that can be rotated and tilted to provide a rider within the shell a variety of challenges. The shell can be formed by rotating a curve, a simple curve, a complex curve, or even a complete curve about an axis of revolution. ...
03/27/2012
7279212Playing 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
7263995Hyperbaric oxygen therapy system controls
A hyperbaric oxygen therapy system includes a pressure vessel containing a gas, an oxygen concentration measurement apparatus for monitoring the concentration of oxygen in the gas, an environmental control apparatus for controlling the temperature of the gas in the ...
09/04/2007
7204764Hockey 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
7186450Construction 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
7004698Pick-up bed dividing apparatus
A pick-up bed dividing apparatus includes a plurality of flexible panels each having a first side edge, a second side edge, a top edge and a bottom edge. Each of a plurality of loops extends through each of the panels adjacent to the first side edge such that the pa...
02/28/2006
6962534Interactive winter recreation facility
A winter recreational park is provided for amusing and entertaining one or more participants, the park being intended for location in semi-arid or desert regions. The winter park includes a plurality of interconnected housing structures adapted to safely house the p...
11/08/2005
6873355Three-dimensional moving camera assembly with an informational cover housing
A three-dimensionally moveable camera system, including at least three elongated flexible members, at least three motor driven reels for expanding and retracting the flexible members, at least three equipment support members attached to the flexible members, and a t...
03/29/2005
6814669Dual surface for sport event or game
A hybrid tennis court with one type of surface applied to one side of the net from the net to the back fence and a different type of surface applied to the other side of the net from the net to the back fence. A hybrid court is useful as a teaching tool, for exhibit...
11/09/2004
6698141Convertible stadium and method of operating
A convertible public exhibition facility includes a stadium having an exhibition area and a seating area that is situated about the exhibition area for permitting spectators to view activities taking place in the exhibition area. The exhibition facility f...
03/02/2004
6641139Game enclosure
A game enclosure which utilizes an enclosing wall essentially enclosing an internal chamber with the internal chamber also be further closed by a ceiling and a floor. An electronic scoring panel is mounted in conjunction with the enclosing wall. The elect...
11/04/2003
6622434Safety enclosure shield panel support system
A shield panel support, for providing a vertical side edge support for a shield panel, comprises a transparent shield panel support pillar....
09/23/2003
6472041Monolithic surfacing system and method for making same
A monolithic surfacing system is capable of being applied to almost any stable, compacted base which is capable of supporting the weight of the system. The system provides an economical solution to the cracking and degradation which is experienced with co...
10/29/2002
6394918Playing-field enclosure
In a playing-field enclosure, particularly for ball games, having a peripheral, vertical band-including a plurality of sheet-type band elements that can be connected to one another with a form-fit in order to assure simple assembly and storage connecting ...
05/28/2002
6095503Dasher board system
A dasher board system for providing a surrounding barrier for the playing surface of a hockey rink. The dasher board system includes lower dasher board sections and extended continuous transparent upper shielding elements. The lower dasher board sections ...
08/01/2000
6004217Flexible dasher board system
A flexible dasher board assembly and system that utilizes four different aspects for providing shock absorbing features in order to absorb any of four different types of forces imparted thereon by players. In a first aspect, the entire dasher board assemb...
12/21/1999
6004218Portable wall board system and method for using same
A portable wall board system is provided for enclosing a playing area such as a roller hockey rink. The wall board system includes panels and supports having corresponding keys and keyways that interlock to form a continuous inner wall for the playing sur...
12/21/1999
5953882Supportless dasher board
A dasher board assembly having a U-shaped channel for receiving a shielding panel, and a rotatable cam co-operating with the channel to releasably clamp the shielding panel to the channel....
09/21/1999
5937586Inflatable skating rink
An inflatable skating rink made up of a plurality of base modules positioned adjacent to one another to define a perimeter of the skating rink. Base modules are made of a flexible material which is substantially impermeable to air. The base modules can be...
08/17/1999
5863030Dasher board
A modular containment wall for a sports area. The containment wall is an assembly of panels, each panel having a first edge, an opposing second edge, and interlocking members configured and arranged for (i) interlocking the first edge to a first adjacent ...
01/26/1999
5791094Movable wall for ball court
The size of a walled ball-court's playing area is changed by moving a wall into and out of one side thereof (e.g., the end of an elongate court). The wall moves on wheels rolling in horizontal tracks inset into the floor of the court. The movable wall is ...
08/11/1998
5764150Gas alarm
A gas detector is disclosed which includes a CO sensor and a processor. The CO sensor senses an environmental CO concentration and provides a variable electrical output in response. The processor receives digitized samples of the sensor's electrical outpu...
06/09/1998
5738588Playing field boundary
In a playing field boundary, particularly for ball games, that encompasses a peripheral, vertical band comprising a plurality of plate-like band elements that can be connected to one another, in order to make the boundary easy to transport and assemble, a...
04/14/1998
5706625Supportless dasher board
A dasher board assembly having a U-shaped channel for receiving a shielding panel, and a rotatable cam co-operating with the channel to releasably clamp the shielding panel to the channel....
01/13/1998
5673918Ball play system with ball cleaning apparatus
A ball play system provides a confined play area that has a plurality of balls and a ball cleaning apparatus for cleaning the balls. A target structure is disposed in the play area so that balls which strike a target area pass through a ball supply outlet...
10/07/1997
5460353Portable fence with water filled bases
A plurality of corner posts positionable in a rectangular array, each corner post including a cylindrical tube positionable in a vertical orientation, each tube having a lower end and an upper end with a cap with a closed top positionable over the upper e...
10/24/1995
5402999Basketball safety return
A basketball safety return apparatus utilizes a plurality of moveable pole support bases and a plurality of poles adapted to be mounted vertically in the pole support bases. Netting is connected to the vertically mounted poles and the poles and bases are ...
04/04/1995
5340118Playing court
An enclosed or open playing court, of generally rectangular shape, has two vertical end walls and two vertical side walls with four traps or alcoves spaced along the side walls. The court is bounded by a floor below, and optionally a ceiling above. The ve...
08/23/1994
5312109Soccer court
A soccer court comprises a rectangular playing area approximately the size of a tennis court and preferably covered with artificial turf, an enclosing wall with goal openings in the end walls and goal nets disposed outside of the playing area. The enclosi...
05/17/1994
5254040Handball - squash court conversion system
This invention generally provides an apparatus and a method for allowing the use of an existing handball court for playing both the game of handball and the game of squash. This invention includes an apparatus and method by which a rear squash wall is fix...
10/19/1993
5228253Modular tile with shock absorbing properties
A modular floor tile with shock absorbing properties has a semi rigid cellular structure made up of vertical ribs joined at the top by a horizontal flexible mat and adapted to undergo relative deformation in compression in response to a vertical load....
07/20/1993
5183438Sports floor
A general-purpose sports floor is installed on a supporting substructure composed of stone-like materials or other compositions of materials such as a wooden floor or stabilized sand. In order that the sports floor meets the highest requirements with resp...
02/02/1993
5035416Sliding ice rink door
A sliding door for an ice rink is disclosed. The door panel member adjacent the door member includes rails upon which the door member can slide once the latch member is unlatched. A hinge mechanism includes two hinges, each having a slider which slides al...
07/30/1991
4974829Hyperbaric chamber
A portable hyperbaric chamber that allows a person to perform endurance exercise at barometric pressures of from 0 to 10 lbs/square inch greater than ambient. The chamber is portable, semi-spherical and inexpensively constructed of an essentially air-impe...
12/04/1990
4973061Indoor baseball game apparatus
Apparatus for playing a game comprises a substantially enclosed court including a pitch, upstanding walls and a ceiling. The walls are demarcated into zones and the pitch has markings thereon including a batting base and at least two further bases spaced ...
11/27/1990
4969651Flexible projectile arresting device
The flexible projectile arresting device is used typically in the playing or practicing of a ball game such as baseball, golf or soccer to restrict the flight of the ball to a limited area. The elements of the device include side and roof panels of flexib...
11/13/1990
4962935Apparatus for playing a racquet and ball game in a confined space
An apparatus for playing a racquet and ball game in a confined space comprises an enclosed playing arena having a generally rectangular playing area; upright walls surrounding said playing area; a roof extending over said playing arena and extending betwe...
10/16/1990
4948141Golf game facility
A golf-practice facility having a number of arenas arranged fan-wise or radially from a common amenities or administrative building whereby access is gained to tee-off positions at the near inner ends of the respective arenas. Each arena is an off-ground ...
08/14/1990
4941662Baseball game
A baseball game played with a bat and a pitched ball includes a ball detection system, a scoring device and a plurality of ball sensing field zones. The ball detection system is located near a batting position for providing a passage signal in response to...
07/17/1990
4927134Dasher board system
An ice rink dasher board system having an adjustable shock absorbing mechanism for providing a desire degree of resiliency of the dasher board panels is disclosed. The dasher board system may also have a rink seal gasket located between the dasher board f...
05/22/1990
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