Class 473/613 - Having fluid-dynamic means other than stitched seam or textured surface to alter, stabilize, or retard passage of projectile through the fluid (e.g., spiral fluting to impart spin, etc.)

Subclass of Class 473 - Games using tangible projectile
Definition: Subject matter wherein the projectile includes a means expressly
No. of patents: 89
Last issue date: 05/29/2012

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Number	Title	Issue Date
8187126	Self-propelled football with internally ducted fan and electric motor Disclosed is a self-propelled football with an internally ducted fan and electric motor. An exemplary embodiment has an oblate spheroidal body. The body has a front section, a center section, a back section, and a longitudinal axis. The ducted fan is located within ...	05/29/2012
7608003	Game ball A game ball comprising a generally spherical shell having a plurality of adjustable apertures to assist the user in varying the flight path of the game ball. The game ball also may have, in combination with adjustable apertures, surface modification causing drag to ...	10/27/2009
7300357	Practice sport projectile having a through hole Non-standard sport projectiles, in accordance with this invention, include at least one linear through hole. As this non-standard sport projectile passes through the air, after being hit by, for example, a golf club, the non-standard sport projectile spins. When the...	11/27/2007
7288037	Toy football and method therefor An improved toy football having a plurality of fins dimensioned to stabilize the toy football while in flight, to provide for a controlled throw, and to reduce drag so that the toy football may be thrown farther than prior art toy footballs. An improved toy football...	10/30/2007
7261638	Bowling practice device A bowling practice device for regularizing and perfecting bowling technique. An aerodynamically designed hollow body includes an outer wall and a cylindrical inner wall. The opposed ends of the outer wall taper to meet the cylindrical inner wall. The outer wall pref...	08/28/2007
7247106	Machine for training a pitcher A device for training a pitcher or thrower, the device having a form that simulates the ball for which the pitcher is to be trained, examples being a softball or baseball. The device is constructed to allow one part of it to visibly rotate while one or more addition...	07/24/2007
7237490	Expanded volume less lethal ball type projectile A close range munition for firing from a bore of a weapon. The munition includes a spherical projectile having a central core and a plurality of uniformly radially extending resilient filaments defining an outer diameter. The outer diameter of the projectile is grea...	07/03/2007
7228802	Reuseable projectile A projectile comprising a shaft hollowed at one end with a male thread at the outer, or head, end. A plurality of fins are secured around the circumference adjacent the first shaft end or base, the fins being slightly canted to cause the projectile to spin as it lea...	06/12/2007
7207957	Massager for a three-headed rotary drive A massager can be attached to and driven by a rotary drive. The massager has a massager head, which includes a substantially spherical core having an uninterrupted curved surface section. A cover section surrounds the spherical core and a drive shaft is connected to...	04/24/2007
7198536	Water disc toy A toy throwing disc that is tossed between players has a unique feature of having the compartment in the center filled with a liquid or gel that creates a stabilizing effect. The water disc is a plastic molded flying disc with an outside molded rim and a sealed comp...	04/03/2007
7147527	Apparatus for deploying a rope A miniature foam football with an internal weighting element and a swivel ring or clip is used for deploying a rope. The weighting element is insert-molded in the football foam for low cost of manufacture, and allows the ball to be thrown accurately for distances of...	12/12/2006
7048656	Ball and a method of manufacturing a ball A spherical ball, for projection through the air to deviate from an expected trajectory, has a first hemisphere (12) and a second hemisphere (14). The surfaces (52, 54) of the first hemisphere (12) and the second hemisphere (14) ar...	05/23/2006
7044820	Balls with gripping handles A ball comprises a body having an outer surface of sufficient extent to define a volume sufficient to accommodate at least a portion of each of four fingers of a person's hand. The ball has at least one indentation in the surface, the indentation having a depth suff...	05/16/2006
6905387	Flyable ball The flyable ball has a unitary spherically shaped body made from a resilient material, with the body having a center axis and a transverse center axis. The body further includes a radially outward extending ring or rim projecting from the body and located below the ...	06/14/2005
6837814	Ball A ball for use in sport or recreation to be delivered through air comprises a smooth portion having a relatively smooth surface on one side of the ball, and a rough portion having a relatively rough surface on an opposite side of the ball. The smooth portion may com...	01/04/2005
6726580	Football style thrown objects having light sticks A thrown object having a body shaped at least partially like an American football includes a light stick carried thereon for illuminating the object as it is thrown through the air. The light stick can be carried in an interior bore passing at least partially throug...	04/27/2004
6695728	Throwing toy with distance counter A throwing toy having a rotational counter includes a football-shaped body and a tail assembly connected to the football-shaped body. The tail assembly includes a cylindrical body rotationally fixed to the football-shaped body, a rotational counter mounte...	02/24/2004
6669587	Propeller enhanced toy football A soft toy football having guiding fins projecting from its back end is enhanced by a motor driven propeller....	12/30/2003
6354970	Curve ball A curve ball is provided by a sphere having a non-perforated outer surface formed by a pair of hemispheres joined at an equator and having a pole axis extending through the center of the sphere perpendicularly to the plane of the equator. One of the hemis...	03/12/2002
6264574	Game ball and method of using game ball A game ball is provided for primarily practicing throwing a football in a passing spiral motion to impact a vertical wall, and then via a reactive force, the game ball returns in a passing opposite spiral motion to be caught by the person, who is practici...	07/24/2001
6244980	Throwing and hitting sports toy A substantially cup-shaped throwing and hitting sports toy is provided having a flared open end portion, a body portion, and a closed end portion. The structure of the toy provides for various flight patterns while being suitable for use in limited areas ...	06/12/2001
6220980	Molded ball with fins An injection molded thermoplastic ball comprising a plurality of thin fins radiating from a central member. The fins are oriented so as to radiate at substantially right angles from a central parting line plane....	04/24/2001
6120398	Toy football with spiral like tail This invention is directed to a toy football formed in the shape of a prolate spheroid having a tail extending out of one end thereof and having a plurality of fins extending laterally out of said tail for controlling the momentum of the football during f...	09/19/2000
6056616	Flying ball The flying ball of this invention is a solid foamed synthetic polymer composition ball having an opening therethrough in which is engaged a solid foamed fuselage so that the ball can be moved front and back on the fuselage. The ball carries wings, and the...	05/02/2000
6045469	Tubular projectile for sport throwing games A tubular projectile for sport throwing games having an elongated body with a substantially symmetrical shape about its longitudinal axis, formed around a tubular axial hole. The body having substantially thin walls and a shallow curve running along its o...	04/04/2000
6042494	Throwing toy with retractable tail A throwing toy is provided that is configured to be held in a user's hand and thrown by the user with the user's hand imparting to the toy during release a spin about the toy's axis. The toy has a head portion and a tail portion adjacent the rear end of t...	03/28/2000
6010419	Throwing toy with non-spinning tail A throwing toy is provided which is adapted to be thrown by a user for a flight through the air along a flight path. The toy includes a football-shaped head portion, generally centered about a longitudinal axis, an elongate tail portion extending axially ...	01/04/2000
5984813	Instructional baseball An instructional baseball for teaching the proper manner of throwing a curveball. The instructional baseball comprises a generally spherical ball having a continuous seam on the surface, said seam defining a horseshoe-shaped boundary for each of four area...	11/16/1999
5807198	Tossable game-ball device A multi-component game ball comprising (1) a generally football-shaped inner core formed of a high-resilience, polyurethane foam, (2) a generally football-shaped outer core encasing and bound to the inner core formed preferably of a soft, slow-return, pol...	09/15/1998
5797811	End piece with symmetrical air foil side wings for a juggling stick A juggling stick including on each end an end piece with symmetrical air foil side wings of a closed cell foam or like material, such as leather, layered fabrics or inflatable rubber and rubber-like materials. The closed cell foam is intended to be mounte...	08/25/1998
5779576	Throw-measuring football The invention discloses an amusement projectile characterized in a first embodiment by a football shape which is thrown by a user and which comprises electronics therein to measure and display the distance traveled by the thrown ball to the point of impac...	07/14/1998
5700211	Ball for throwing in patterns in which a baseball can be thrown A ball is provided for throwing or hitting under circumstances unpractical or undesirable for a baseball and for throwing or hitting in patterns in which a baseball can be thrown or hit. The ball comprises a hollow, round sphere defining substantially equ...	12/23/1997
5676611	Foraminous shell foam football A ball that has a foam outer shell which surrounds a hollow inner chamber. The ball is constructed by initially forming a first section and a separate second section. The first and second foam sections are attached to create a ball with an inner chamber. ...	10/14/1997
5674101	Aerial amusement device A projectile device comprises a spherical core (1) with a flaccid circular wing (2) extending radially from its equator (4). Grooves (3) formed in the surface of wing (2) and core (1) provide increased friction. The device can be skimmed through the air o...	10/07/1997
5669803	Kick glider toy A glider toy apparatus including a body member made of a resilient material, a wing member having a length greater than a width of the body member, and a weight member secured to the body member forward of the wing member. The wing member has a greater de...	09/23/1997
5615890	No bounce no dunk recreation ball game A competitive recreational game including: a foam game ball with symmetrical air holes therethrough; at least one paddle, racquet or mitt per player; a vertical net attached to a frame with support posts; a ball return to player net for each opposing play...	04/01/1997
5588648	Training ball for baseball and softball batting practice A weighted training ball for baseball and softball batting training which has a solid body of molded elastomeric material and a regulation circumference of between approximately 9-16 inches. The body is weighted to have a greater than regulation weight of...	12/31/1996
5584487	No bounce no dunk air ball recreation game A competitive recreational game including: a foam game ball with symmetrical air holes throughout; a ball striking instrument selected from a choice of a racquet, a paddle or a pair of hand fitted foam mitts; an apparatus frame consisting of bases for a f...	12/17/1996
5584479	Basketball net device A basketball net device for mounting on a raised basketball hoop including a generally tubular netting having upper net cords. A flexible annular member made of plastics material includes a hoop engaging portion which is generally channel-shaped in cross-...	12/17/1996
5531624	Flying disc A flying disc, such as used for catching and/or throwing, constructed in a single piece structure integrally molded from flexible plastic material having a central flight plate section, an outer rim, and a shoulder section connecting the central flight pl...	07/02/1996

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Class 473/613 - Having fluid-dynamic means other than stitched seam or textured surface to alter, stabilize, or retard passage of projectile through the fluid (e.g., spiral fluting to impart spin, etc.)