US Patent Class 472
AMUSEMENT DEVICES



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Current as of: June, 1999
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Products
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  DF  CLASS NOTES
1  DF  ROUNDABOUT
2  DF  .~ With structure for causing reciprocal translation of roundabout along vertical path (e.g., elevator, etc.)
3  DF  .~ Having feature for facilitating transport by vehicle structure
4  DF  .~ And occupant propelled seesaw
5  DF  .~.~ Seesaw operated drive structure helps maintain roundabout motion
6  DF  .~ Powered toy type
7  DF  .~.~ Having article completely supported by rotating tether, arm, or suspending structure
8  DF  .~.~.~ Article carried propulsion means
9  DF  .~.~.~.~ Having altitude control structure
10  DF  .~.~.~.~ Electric motor
11  DF  .~.~.~ Having altitude control structure
12  DF  .~.~ Article travels over stationary track or platform
13  DF  .~ Marine
14  DF  .~ Occupant propelled
15  DF  .~.~ Trainer for foot travel (e.g., for walking, skating, etc.)
16  DF  .~.~ Having carrier rotating about horizontal axis
17  DF  .~.~.~ And orthoganal axis intersecting therewith
18  DF  .~.~ Having carrier rotating about stationary inclined axis
19  DF  .~.~ By roundabout mounted drive structure used to maintain motion
20  DF  .~.~.~ Occupant support pivotally suspended from above
21  DF  .~.~.~ Occupant bearing travel wheel driven by crank structure (e.g., pedaled cycle, etc.)
22  DF  .~.~.~ Endless belt or chain
23  DF  .~.~.~ Ratchet
24  DF  .~.~.~ Cooperating gears
25  DF  .~.~ Having hemispherically shaped base
26  DF  .~.~ Having traveling wheel or roll
27  DF  .~ Having occupant or article carriage mounted propulsion means
28  DF  .~ Having freely moving occupant or article carriage on turning platform
29  DF  .~ Having carrier rotating about vertical axis (e.g., merry-go-round, etc.)
30  DF  .~.~ And about horizontal axis (e.g., turntable supported ferris wheel, etc.)
31  DF  .~.~ About plural discrete, vertical axes
32  DF  .~.~ Suspended occupant or article carriage type
33  DF  .~.~.~ Circularly traveling, centrifugal swing
34  DF  .~.~.~ Carriage moves repeatedly up and down
35  DF  .~.~.~ Rotating platform
36  DF  .~.~ Using individual occupant or article carriage to ride on stationary track or platform
37  DF  .~.~.~ Vertically undulating track or platform
38  DF  .~.~.~ Outwardly varying path
39  DF  .~.~ Using cantilevered arm arrangement to repeatedly move occupant or article up and down
40  DF  .~.~ Disk, ring, or bowl
41  DF  .~.~.~ Concentric arrangement
42  DF  .~.~.~ Employing occupant or article carriage moving repeatedly up and down
43  DF  .~ Occupant or article carriage follows stationary, horizontally winding, track or platform
44  DF  .~ Having carrier rotating about horizontal axis
45  DF  .~.~ Having suspended occupant or article carriage (e.g., ferris wheel, etc.)
46  DF  .~.~.~ About plural discrete, horizontal axes
47  DF  .~ Having carrier rotating about an axis having varying angular orientation
48  DF  WALKWAY HAVING MOVABLE FLOOR OR STAIR STEP
49  DF  PARACHUTE-DROP SIMULATOR
50  DF  HAVING TRIP-RELEASE SUPPORTING PERSON AGAINST GRAVITY
51  DF  FOR PERPETRATING PRACTICAL JOKE OR INITIATION CEREMONY
52  DF  .~ Unexpectedly expels fluid or powder (e.g., into face of victim, etc.)
53  DF  .~.~ And produces unexpected noise
54  DF  .~ Unexpectedly falls apart or projects movable or free part
55  DF  .~.~ User contacted by attached projected part
56  DF  .~ Produces unexpected noise, vibration, or electric shock
57  DF  ILLUSION OR STAGE DEVICE
58  DF  .~ Alternative scenes provided by reflection from and transmission through transparent mirror
59  DF  .~ Person experiences illusion of being in motion (e.g., travel simulation, etc.)
60  DF  .~.~ By use of video or projected picture
61  DF  .~ Illusion caused by video, projected picture, or special light effect
62  DF  .~ Maze or labyrinth
63  DF  .~ Illusion caused by mirror
64  DF  .~ Illusion caused by sound imitation or effect
65  DF  .~ Illusion caused by visual imitation of event occurring in nature (e.g., rain, snow, fire, etc.)
66  DF  .~ Pyrotechnic display
67  DF  .~ Simulation of self-propelled object in liquid filled container (e.g., Cartesian diver)
68  DF  .~ Illusion caused by apparent levitation
69  DF  .~ Illusion caused by apparent penetration or severance
70  DF  .~ Illusion caused by simulation of or attachment to human body part
71  DF  .~ Illusion caused by apparent appearance or disappearance
72  DF  .~ Illusion caused by apparent change in color, printed matter, surface texture, or rigidity
73  DF  .~ Card trick illusion
74  DF  .~ Illusion caused by abnormal interior building structure appearing normal
75  DF  .~ Stage apparatus or setting
76  DF  .~.~ Having rapid movement
77  DF  .~.~ Shifting scenery or curtain
78  DF  .~.~.~ Hoisting apparatus
79  DF  .~.~.~ Guide, brace, or clip
80  DF  .~.~ Aerial suspension device
81  DF  .~.~ Prop
82  DF  .~.~.~ Tank
83  DF  .~.~.~ Simulates vehicle
84  DF  .~.~.~ Simulates animal
85  DF  RACETRACK
86  DF  .~ For nonhuman animal (e.g., horse racetrack, etc.)
87  DF  .~.~ For dog
88  DF  SURFACE FOR WHEELED OR GLIDING VEHICLE
89  DF  .~ For wheeled vehicle (e.g., for bicycle, roller skate, etc.)
90  DF  .~ For foot-attached gliding vehicle (e.g., ski slide, ice skating surface, etc.)
91  DF  .~.~ Surface moves as a whole or comprises rotatable or rollable elements
92  DF  SURFACE OR ENCLOSURE FOR ATHLETIC OR EXHIBITION EVENT (E.G., ARENA, TRACK, COURT, PLAYING FIELD, ETC.)
93  DF  .~ Fight ring
94  DF  .~ Walled enclosure (e.g., racquetball or paddle tennis court, etc.)
95  DF  ROCKABLE ANIMAL SIMULATION HAVING RIDER SEAT MEANS (E.G., ROCKING HORSE, ETC.)
96  DF  .~ With power or externally operated rocking means
97  DF  .~.~ Motor operated (e.g., mechanical bull, etc.)
98  DF  .~ Having animal sound simulation
99  DF  .~ Having relatively movable animal part
100  DF  .~ Having safety feature
101  DF  .~ Combined with disparate device
102  DF  .~ Having arcuate rocking base
103  DF  .~ Having spring support
104  DF  .~.~ Coiled type
105  DF  .~.~.~ Plural coiled springs
106  DF  SEESAW
107  DF  .~ Motor operated
108  DF  .~ Foot, hand, or seat operated
109  DF  .~ Having safety feature
110  DF  .~ One person type
111  DF  .~ Having horizontally maintained seat
112  DF  .~ Having counterbalance means
113  DF  .~ Spring assisted
114  DF  .~ Having arcuate base
115  DF  .~ Collapsible
116  DF  BODY SLIDE
117  DF  .~ Water slide
118  DF  SWING
119  DF  .~ Motor operated
120  DF  .~ Having hand and foot operator
121  DF  .~ Having hand operator
122  DF  .~.~ Cable grasp
123  DF  .~.~.~ Pulley mounted
124  DF  .~ Having foot operator with separate suspender
125  DF  .~ For plural occupants
126  DF  SANDBOX TYPE
127  DF  BODY-SUPPORTING SIMULATED LOG-ROLLING DEVICE (I.E., BIRLING DEVICE)
128  DF  AQUATIC
129  DF  .~ Body-supporting buoyant device
130  DF  SIMULATES AIRCRAFT OR SPACE VEHICLE OR SIMULATES THE MOVEMENT THEREOF
131  DF  OCCUPANT SUPPORT TRANSLATABLE ALONG VERTICAL PATH
132  DF  OPERATED BY OR USING LIVE ANIMAL
133  DF  BODY ATTACHED, WORN, OR CARRIED
134  DF  INFLATABLE OR PNEUMATIC
135  DF  OCCUPANT OPERATED ROCKING, OSCILLATING, OR BOUNCING DEVICE
136  DF  BUILDING OR PART THEREOF
137  DF  MISCELLANEOUS