Class   472	AMUSEMENT DEVICES
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ROUNDABOUT

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. (1 indent ) With structure for causing reciprocal translation of roundabout along vertical path (e.g., elevator, etc.)

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. (1 indent ) Having feature for facilitating transport by vehicle structure

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. (1 indent ) And occupant propelled seesaw

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.. (2 indent ) Seesaw operated drive structure helps maintain roundabout motion

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. (1 indent ) Powered toy type

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.. (2 indent ) Having article completely supported by rotating tether, arm, or suspending structure

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... (3 indent ) Article carried propulsion means

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.... (4 indent ) Having altitude control structure

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.... (4 indent ) Electric motor

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... (3 indent ) Having altitude control structure

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.. (2 indent ) Article travels over stationary track or platform

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. (1 indent ) Marine

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. (1 indent ) Occupant propelled

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.. (2 indent ) Trainer for foot travel (e.g., for walking, skating, etc.)

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.. (2 indent ) Having carrier rotating about horizontal axis

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... (3 indent ) And orthoganal axis intersecting therewith

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.. (2 indent ) Having carrier rotating about stationary inclined axis

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.. (2 indent ) By roundabout mounted drive structure used to maintain motion

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... (3 indent ) Occupant support pivotally suspended from above

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... (3 indent ) Occupant bearing travel wheel driven by crank structure (e.g., pedaled cycle, etc.)

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... (3 indent ) Endless belt or chain

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... (3 indent ) Ratchet

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... (3 indent ) Cooperating gears

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.. (2 indent ) Having hemispherically shaped base

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.. (2 indent ) Having traveling wheel or roll

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. (1 indent ) Having occupant or article carriage mounted propulsion means

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. (1 indent ) Having freely moving occupant or article carriage on turning platform

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. (1 indent ) Having carrier rotating about vertical axis (e.g., merry-go-round, etc.)

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.. (2 indent ) And about horizontal axis (e.g., turntable supported ferris wheel, etc.)

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.. (2 indent ) About plural discrete, vertical axes

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.. (2 indent ) Suspended occupant or article carriage type

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... (3 indent ) Circularly traveling, centrifugal swing

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... (3 indent ) Carriage moves repeatedly up and down

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... (3 indent ) Rotating platform

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.. (2 indent ) Using individual occupant or article carriage to ride on stationary track or platform

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... (3 indent ) Vertically undulating track or platform

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... (3 indent ) Outwardly varying path

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.. (2 indent ) Using cantilevered arm arrangement to repeatedly move occupant or article up and down

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.. (2 indent ) Disk, ring, or bowl

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... (3 indent ) Concentric arrangement

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... (3 indent ) Employing occupant or article carriage moving repeatedly up and down

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. (1 indent ) Occupant or article carriage follows stationary, horizontally winding, track or platform

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. (1 indent ) Having carrier rotating about horizontal axis

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.. (2 indent ) Having suspended occupant or article carriage (e.g., ferris wheel, etc.)

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... (3 indent ) About plural discrete, horizontal axes

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. (1 indent ) Having carrier rotating about an axis having varying angular orientation

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WALKWAY HAVING MOVABLE FLOOR OR STAIR STEP

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PARACHUTE-DROP SIMULATOR

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HAVING TRIP-RELEASE SUPPORTING PERSON AGAINST GRAVITY

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FOR PERPETRATING PRACTICAL JOKE OR INITIATION CEREMONY

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. (1 indent ) Unexpectedly expels fluid or powder (e.g., into face of victim, etc.)

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.. (2 indent ) And produces unexpected noise

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. (1 indent ) Unexpectedly falls apart or projects movable or free part

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.. (2 indent ) User contacted by attached projected part

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. (1 indent ) Produces unexpected noise, vibration, or electric shock

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ILLUSION OR STAGE DEVICE

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. (1 indent ) Alternative scenes provided by reflection from and transmission through transparent mirror

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. (1 indent ) Person experiences illusion of being in motion (e.g., travel simulation, etc.)

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.. (2 indent ) By use of video or projected picture

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. (1 indent ) Illusion caused by video, projected picture, or special light effect

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. (1 indent ) Maze or labyrinth

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. (1 indent ) Illusion caused by mirror

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. (1 indent ) Illusion caused by sound imitation or effect

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. (1 indent ) Illusion caused by visual imitation of event occurring in nature (e.g., rain, snow, fire, etc.)

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. (1 indent ) Pyrotechnic display

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. (1 indent ) Simulation of self-propelled object in liquid filled container (e.g., Cartesian diver)

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. (1 indent ) Illusion caused by apparent levitation

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. (1 indent ) Illusion caused by apparent penetration or severance

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. (1 indent ) Illusion caused by simulation of or attachment to human body part

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. (1 indent ) Illusion caused by apparent appearance or disappearance

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. (1 indent ) Illusion caused by apparent change in color, printed matter, surface texture, or rigidity

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. (1 indent ) Card trick illusion

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. (1 indent ) Illusion caused by abnormal interior building structure appearing normal

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. (1 indent ) Stage apparatus or setting

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.. (2 indent ) Having rapid movement

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.. (2 indent ) Shifting scenery or curtain

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... (3 indent ) Hoisting apparatus

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... (3 indent ) Guide, brace, or clip

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.. (2 indent ) Aerial suspension device

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.. (2 indent ) Prop

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... (3 indent ) Tank

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... (3 indent ) Simulates vehicle

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... (3 indent ) Simulates animal

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RACETRACK

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. (1 indent ) For nonhuman animal (e.g., horse racetrack, etc.)

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.. (2 indent ) For dog

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SURFACE FOR WHEELED OR GLIDING VEHICLE

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. (1 indent ) For wheeled vehicle (e.g., for bicycle, roller skate, etc.)

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. (1 indent ) For foot-attached gliding vehicle (e.g., ski slide, ice skating surface, etc.)

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.. (2 indent ) Surface moves as a whole or comprises rotatable or rollable elements

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SURFACE OR ENCLOSURE FOR ATHLETIC OR EXHIBITION EVENT (E.G., ARENA, TRACK, COURT, PLAYING FIELD, ETC.)

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. (1 indent ) Fight ring

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. (1 indent ) Walled enclosure (e.g., racquetball or paddle tennis court, etc.)

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ROCKABLE ANIMAL SIMULATION HAVING RIDER SEAT MEANS (E.G., ROCKING HORSE, ETC.)

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. (1 indent ) With power or externally operated rocking means

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.. (2 indent ) Motor operated (e.g., mechanical bull, etc.)

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. (1 indent ) Having animal sound simulation

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. (1 indent ) Having relatively movable animal part

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. (1 indent ) Having safety feature

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. (1 indent ) Combined with disparate device

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. (1 indent ) Having arcuate rocking base

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. (1 indent ) Having spring support

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.. (2 indent ) Coiled type

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... (3 indent ) Plural coiled springs

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SEESAW

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. (1 indent ) Motor operated

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. (1 indent ) Foot, hand, or seat operated

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. (1 indent ) Having safety feature

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. (1 indent ) One person type

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. (1 indent ) Having horizontally maintained seat

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. (1 indent ) Having counterbalance means

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. (1 indent ) Spring assisted

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. (1 indent ) Having arcuate base

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. (1 indent ) Collapsible

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BODY SLIDE

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. (1 indent ) Water slide

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SWING

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. (1 indent ) Motor operated

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. (1 indent ) Having hand and foot operator

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. (1 indent ) Having hand operator

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.. (2 indent ) Cable grasp

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... (3 indent ) Pulley mounted

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. (1 indent ) Having foot operator with separate suspender

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. (1 indent ) For plural occupants

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SANDBOX TYPE

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BODY-SUPPORTING SIMULATED LOG-ROLLING DEVICE (I.E., BIRLING DEVICE)

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AQUATIC

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. (1 indent ) Body-supporting buoyant device

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SIMULATES AIRCRAFT OR SPACE VEHICLE OR SIMULATES THE MOVEMENT THEREOF

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OCCUPANT SUPPORT TRANSLATABLE ALONG VERTICAL PATH

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OPERATED BY OR USING LIVE ANIMAL

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BODY ATTACHED, WORN, OR CARRIED

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INFLATABLE OR PNEUMATIC

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OCCUPANT OPERATED ROCKING, OSCILLATING, OR BOUNCING DEVICE

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BUILDING OR PART THEREOF

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MISCELLANEOUS

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