"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 |
| 7032837 | Toy water gun with variable spray patterns A toy water gun of the type for ejecting fluid therefrom. The toy water gun may include a housing having a longitudinal axis and a reservoir attached to the housing for holding fluid. A holding area may be included which is selectively in fluid communication with th... | 04/25/2006 |
| 7033178 | Interactive apparatus with interactive device An interactive apparatus is disclosed. In one embodiment, the apparatus includes a interactive ball includes (a) a plurality of indicia, (b) a processor and memory unit operatively coupled to the plurality of indicia, (c) an audio output unit operatively coupled to ... | 04/25/2006 |
| 6924817 | Paint color matching and coordinating system A paint color matching and coordinating system comprises an interface for receiving an input reference color, a processor capable of reading a memory, a memory including (1) instructions readable by the processor and (2) a database of architectural paint colors span... | 08/02/2005 |
| 6843701 | Design making toy A design making toy includes a housing having a bottom wall, an upper wall and a peripheral wall. A motor is mounted in the housing. An axle coupled to the motor extends upwardly through the upper wall. The motor is adapted for rotating the axle. A platform is attac... | 01/18/2005 |
| 6769951 | Wind-actuated novelty device A wind-actuated, spinning novelty device enabling a user to quickly, easily and interchangeably mount and transport a dual-head rotational device on a vehicle and to enjoy an active display along with coincident display of a selected logo, mascot depiction, design a... | 08/03/2004 |
| 6604978 | Top toy A top toy comprises a hand-held paddle with a contact portion and a handle portion, designed to manipulate, catch and throw a spinning top. The toy has two or more sides configured with substantially flat contact surfaces meeting at a periphery juncture t... | 08/12/2003 |
| 6447857 | Baton handle show pom A show pom provided with a first set of streamers extending from the two ends of a baton handle and a second set of retractable streamers that retract within the ends of the hollow baton handle. The second set of streamers are usually constructed of a dif... | 09/10/2002 |
| 6179738 | Flying toy A thin, planar flying toy has a plurality of radially extending, equiangularly spaced, relatively constant width arms extending from a central hub. Each arm has a given length that is substantially greater than the width of each of the arms. The central h... | 01/30/2001 |
| 6089945 | Yo-yo having a multi-image lenticular instruction system A yo-yo having a multi-image lenticular instruction system. The system is incorporated into at least one of the yo-yo's side members via a side cap that is secured to the side member and is readily visible. The instruction system functions by displaying s... | 07/18/2000 |
| 5863235 | Spinning/rolling disc A cylindrical metal disc is optimized to spin/roll on a base for an extended length of time, and as the angle of inclination of the disc decreases to zero, a tone emitted by the spinning/rolling of the disc rises in pitch towards infinity. To optimize the... | 01/26/1999 |
| 5672089 | Marble A marble includes a ball of transparent material having an equatorial plane and a colored tone, and a sheet held inside the ball at the equatorial plane, the sheet having at least one picture on one side and a score on another other side thereof. The ball... | 09/30/1997 |
| 5538455 | Multi-color baton A multi-colored twirling baton comprising a transparent tube having a transparent helical partition co-axially extending through the tube to form two separate helical fluid chambers. Two light-transmissive fluids of different colors fill respective ones o... | 07/23/1996 |
| 5393258 | Air actuated amusement drinking device for mounting on a beverage container A cover for fitting over the open end of a can, glass, cup or carton type beverage container which employs a straw extending into the container for siphoning liquid therefrom and an impeller mounted in a trough in the housing forming a part of the cover f... | 02/28/1995 |
| 5288260 | Optical fun device A color variation device for educational and/or entertainment purposes has a color mixing unit which comprises a number of color variation components.. The color mixing unit can be set in motion by a motion manipulation unit while each color variation com... | 02/22/1994 |
| 5222738 | Gambling device A gambling device has a base plate (1') and attached to the latter a spring rod (2) to be set moving in bending oscillations. Several disks (15 to 18) are arranged on the latter. The lowermost disk is formed as a catch disk (18) to which pin-shaped spacer... | 06/29/1993 |
| 5031803 | Receptacle A receptacle for containing and receiving things has a hollow body with a groove on its outer surface. At least one article, which can be moved manually or spontaneously, is movably confined by the groove. The visual movement of the article on the groove ... | 07/16/1991 |
| 4990091 | Rotating wheel toy apparatus with replaceable colored elements Apparatus for teaching color combinations includes a generally cylindrical spinner member having first and second apertures extending therethrough proximate to the geometric center thereof and a loop of twine extending through the openings with a portion ... | 02/05/1991 |
| 4934712 | Weighted objects with tether and means for twisting tether to raise and lower objects A weighted object is attached to a tether and the tether is twisted to cause the weighted object to spin and to change in vertical position. The apparatus which causes the tether to twist can also orbit through a path to cause horizontal motion of the wei... | 06/19/1990 |
| 4906216 | Paper spinning top The present invention relates to a top which may be used as a toy and/or as a marketing promotional tool. The top has a base member with a central aperture, at least two bendable arms, each having an aperture for receiving a stem member, and a stem member... | 03/06/1990 |
| 4796888 | Hue sequence device A novelty item comprising a sphere, sphereoid or polyhedron. The surface of the novelty item is divided into a plurality of differently colored areas with the sum of the areas constituting the surface of the item. The size and shape of all the areas is ap... | 01/10/1989 |
| 4631848 | Rotary indicating device The disclosure relates to a rotary indicating device adaptable to, for example, wheel covers for motor vehicles. The device includes a rotary base member having, on its front or rear surface, a plurality of indication regions which respectively consist of... | 12/30/1986 |
| 4600399 | Sequential action toy having a plurality of cams A sequential action toy has a housing with a motor located in the housing. A disc is connected to the motor with the motor rotating the disc within the housing. The disc has a first and second cam surface located on it with the first cam surface extending... | 07/15/1986 |
| 4555235 | Return top This invention, a return top with multiple designing means enables the child to make numerous design changes in his or her return top to satisfy the creative desire or need of the individual.... | 11/26/1985 |
| 4507097 | Toy assembly A toy assembly which is battery operated to provide a moving design pattern which is visually enhanced by a transparent cover of varying density, the assembly including a unique actuating and interrupting switch arrangement and a unique coupling arrangeme... | 03/26/1985 |
| 4274639 | Exercise and game apparatus An exercise and game apparatus in which a ball having shafts attached thereto is rotatably mounted by the shafts within a hoop. Two attachment bars extend diametrically outwardly from the hoop and are secured to devices on belts around two people using th... | 06/23/1981 |
| 4085932 | Amusement device featuring variable lighting effects An amusement device providing a variety of lighting effects in which a housing is provided with a source of light positioned below two transparent turntables mounted for rotation, a mechanism for rotating the turntables, an independently operated mechanis... | 04/25/1978 |
| 4026042 | Color toy device A color toy device with an elongated base having an upright wall at each end thereof: A shaft extending through said walls, spanning the space therebetween, and having a crank at one end exterior to the wall at that end, whereby the shaft can be rotated m... | 05/31/1977 |