Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7722427 | Moving toy utilizing magnetic force A moving toy utilizing a magnetic force movable by itself without exposing the presence of a moving force by using an interaction force by the magnetic force without relying on natural fall so that a user can take more enjoyment by the strangeness and sustaining of ... | 05/25/2010 |
| 7288917 | Transmitter for radio-controlled toy A mobile toy is described. The mobile toy includes a wheel assembly having a hubcap for removably engaging a wheel of the wheel assembly. The mobile toy may also include a transmitter having a charging pad for charging of a radio-controlled embodiment of the toy. Th... | 10/30/2007 |
| 7275303 | Method for making a disc drive The upper voice coil motor magnet assembly (64a′) of a disk drive (10′) is magnetically aligned with the lower voice coil motor magnet assembly (64b′) using an alignment fixture (126). The alignment fixture (126... | 10/02/2007 |
| 7113657 | Laser display device and method for controlling the same A laser display device and a method for controlling the same are disclosed. The laser display device includes a laser light source generating laser beams, an optical fiber transmitting the laser beams generated from the laser light source, and a light phase controll... | 09/26/2006 |
| 7063588 | Wobbling toy A wobbling toy having a wobbling part which wobbles centering around a predetermined shaft; a solar battery power source; an integrated circuit for a watch powered by the solar battery; a magnet coil excited by a voltage pulse from the integrated circuit and switchi... | 06/20/2006 |
| 7037169 | Rotating toy with rotation measurement means A rotating toy is provided, the rotating toy having a rotation data measuring means. Data, such as rate of rotation, concerning the rotation of the toy is used to implement amusing games. Various embodiments of the toy of the present invention include a top provided... | 05/02/2006 |
| 6951224 | Walking support having shoehorn/gripper and magnet accessories A walking stick or cane comprises a support having a foot at one end thereof and a handle at the other. A gripper device adjacent the foot includes a shoehorn assembly pivoted to the support for movement toward and away from the foot for grasping objects between the... | 10/04/2005 |
| 6840837 | Racing game machine In a racing game machine, a traveling field, on which platen dots are provided, extends below a racing track. A plurality of self-propelled members are provided on the traveling field. Each self-propelled member includes a first linear motor a second linear motor fo... | 01/11/2005 |
| 6781270 | Magnetically coupled dangling apparatus An apparatus for producing magnetically induced movement of a second member in relation to a first member. The apparatus includes a first member having at least one perimeter magnet disposed thereon. The first member and at least one perimeter magnet are pivotable i... | 08/24/2004 |
| 6739938 | Magnetic levitation device with mechanical stabilization, especially for models, toy, or design objects The invention relates to a magnetic suspension device with mechanical stabilization, for use especially with models, toys or desingn objects. The aim of the invention is to provide a simple end economical device which allows for an object to be suspended at a relati... | 05/25/2004 |
| 6547625 | Toy with movement means The invention relates to the provision of a toy which comprises at least one article which is movable with respect to a play base and objects on the playbase. The article can have at least one part which is movable with respect to the remainder of the art... | 04/15/2003 |
| 6413138 | Magnetic suspension device with mechanical stabilization, especially for models, toys or design objects The invention relates to a magnetic suspension device with mechanical stabilization, for use especially with models, toys or desingn objects. The aim of the invention is to provide a simple end economical device which allows for an object to be suspended ... | 07/02/2002 |
| 6396375 | Driving mechanism for liquid-containing ornament A driving mechanism is located below a transparent hollow casing of a liquid-containing ornament and includes a coupling member that engages with and rotates along with a rotary shaft of a movement of a music box located below the mechanism, stationary ma... | 05/28/2002 |
| 6338884 | Animated ornament An enhanced structure of an animated ornament composed of a globular shell, a hollow ball, a piece of non-magnetic, high-density material (such as copper, tin, plastic etc.), an inner magnet and an outer magnet. The hollow ball, having decorative figures,... | 01/15/2002 |
| 6322415 | Toy vehicular electromagnetic guidance apparatus The present invention is a guidance apparatus for movable toy vehicles that includes a track, or roadway, on which the toy vehicles move. The truck has an intersection. The intersection has a magnetic guidance mechanism for steering the toy vehicles in al... | 11/27/2001 |
| 6269563 | Perpetual calendar A perpetual calendar has a free standing or wall hung structure supporting an anchor point and a number of concealed magnets. A pointer magnet is attached by a line to the anchor point. Attraction between the pointer magnet and a selected one of the conce... | 08/07/2001 |
| 6132284 | Transmission structure to provide an ornament with rotary and swinging motion in a water globe A transmission structure to provide an ornament with a rotary and swinging motion in a water globe, which mainly comprises a rotary and swinging ornament in the water globe; the bottom of the rotary and swinging ornament has a cylindrical hole having a su... | 10/17/2000 |
| 6116982 | Novelty devices having magnetically levitating component The subject invention concerns an article of manufacture, which can be in various shapes and forms as disclosed herein, based on the principle of magnetic levitation. When motion is applied to the article of manufacture, there results a body moving throug... | 09/12/2000 |
| 6037853 | Apparatus for displaying the interactions between magnetic fields A device for displaying the loose coupling between magnetic fields is provided, comprising a first disk having a plurality of magnetic elements attached to the first disk so that the magnetic field of said magnets extend radially from an outer edge of the... | 03/14/2000 |
| 5984757 | Battery operated articulated figure A wall mounted figure that has swinging legs and arms and a swaying head that continuously moves in dancing movements is constructed with two pendulums with permanent magnets influenced by electromagnetic fields generated by two current-carrying coils. Th... | 11/16/1999 |
| 5974977 | Magnetic propulsion toy system A magnetic propulsion toy system is provided having a track (11), a boost station (12) and a car (14) made of magnetic material. The boost station has control circuit (18) with a battery (19), a wire coil (21), a capacitor (22), a manual triggering switch... | 11/02/1999 |
| 5913707 | Devices having magnetically levitating component The subject invention concerns an article of manufacture, which can be in various shapes and forms as disclosed herein, based on the principle of magnetic levitation. When motion is applied to the article of manufacture, there results a body moving throug... | 06/22/1999 |
| 5886608 | Apparatus for displaying the interactions between magnetic fields A device for displaying the loose coupling between magnetic fields is provided, comprising a first disk having a plurality of magnetic elements attached to the first disk so that the magnetic field of the magnets extend radially from an outer edge of the ... | 03/23/1999 |
| 5701113 | Passive non-contacting centering system Permanent magnets affixed to one structure produce a repelling force to magnets affixed to a larger structure that encloses the one structure to suspend and hold the one structure entirely within the larger structure, without physical contact therebetween... | 12/23/1997 |
| 5587545 | Musical toy with sound producing body A musical toy in which tappers on the ends of swinging bodies can be swung up and kept upswung without using any springs; space for spring mounting is thereby made unnecessary and the toy can be made small; the manufacturing process can be simplified and ... | 12/24/1996 |
| 5505652 | Doll having moveable body portions A motorized mechanical doll for positioning within miniaturized vehicles capable of actuating body portions separate from any mechanical workings of the vehicle. The doll has a plurality of gears for engaging one another for turning a rotating head from s... | 04/09/1996 |
| 5506459 | Magnetically balanced spinning apparatus A magnetically balanced spinning apparatus having an upright rotating shaft assembly that is balanced by circumscribing magnets is disclosed. The rotating shaft assembly is constructed from a single shaft with at least two magnets mounted thereon in a spa... | 04/09/1996 |
| 5462472 | Magnetic induction toy A magnetic induction toy includes a casing cowered with a cover to hold a battery, a holder frame fixed within the casing to hold an electromagnet and a rocker arm by a pivot pin, the electromagnet being connected to the battery, the rocker arm having a t... | 10/31/1995 |
| 5370569 | Sound actuated, magnetic, oscillating toy figure A voice-controlled ornamental toy includes a rocker supported on a mount above a base by a pivot axle to hold reversed permanent magnets, an electromagnet controlled by a voice actuated control circuit to repulse or attract the reversed permanent magnets ... | 12/06/1994 |
| 5314365 | Turntable structure for a moving wooden horse toy An improved turntable structure for a moving wooden horse toy, which comprises a rotation structure mounted between a turntable and a base disk; the rotation structure includes a round niche under the turntable, and a music box assembly mounted in the rou... | 05/24/1994 |
| 5188555 | Magnetic novelty A magnetic novelty item is disclosed for use as a plaything, toy, amusement, diversion, game piece, or instructional aid. The item includes an enclosed container having magnets secured at opposite ends thereof with opposite magnetic poles facing the inter... | 02/23/1993 |
| 5146701 | Liquid swing decoration The invention is a liquid swing decoration having a partially liquid filled hollow bar which pivots at a central portion on a base stand. Magnets are attached at both ends of the bar and magnets are also located in the base stand. The base stand magnets a... | 09/15/1992 |
| 5135425 | Magnetic spinner toy A magnetic spinner toy includes a plurality of spinner bodies mounted one adjacent another on a support base for independent rotation. A plurality of permanent spinner magnets are mounted on each spinner body at circumferentially spaced positions for rota... | 08/04/1992 |
| 5026314 | Magnetically actuated amusement device A magnetically actuated amusement device includes a supporting structure having side pieces which pivotally support rigid suspending elements each having a permanent magnet at its lower end. The magnets are arranged in a row, such that they will repel the... | 06/25/1991 |
| 4993985 | Anti-collision toy vehicle playset A children's toy car playset contains at least two toy cars, suitably containing low friction wheel and axle structures. Each of the cars contains an anti-collision device that in normal play prevents collisions between the cars, irrespective of the angle... | 02/19/1991 |
| 4938728 | Magnet actuated floating rung novelty ladder The present invention relates to an improved novelty device resembling a ladder. The device includes a base having rung guides located thereon. Spaced between the rung guides and above the base are a plurality of rungs having magnets located in the ends o... | 07/03/1990 |
| 4753623 | Magnetic spinner device A magnetically operated rotative amusement device or unit of a substantially self-starting nature has a see-through or transparent container or bowl-like support base provided with a lower, centrally disposed, pivot-receiving socket. A spinner has a pivot... | 06/28/1988 |
| 4673369 | Magnetic alignment toy A magnetic alignment toy comprising a central rotatable wheel having at least two pair of magnets disposed on its circumference, as many peripheral rotatable wheels as there are magnets on the central wheel evenly spaced around the central wheel, each of ... | 06/16/1987 |
| 4544282 | Pendulum means The invention relates to a pendulum means with a symmetrical post carrying two fixed magnets, each of which faces a movable magnet. The two movable magnets are coupled together by a rocker, so that alternately one assumes the minimum distance and the othe... | 10/01/1985 |
| 4486729 | Device to make an object float through the utilization of magnets A magnetic road is provided with a series of magnets having the same pole oriented upwards and an upstanding non-magnetic sidewall extending along at least one side. A magnetic object is provided having longitudinally spaced magnets which either have that... | 12/04/1984 |
