Class Information
Number: 104/56
Name: Railways > Amusement > Helical
Description: Apparatus comprising a track in helical form, which may vary to substantially spiral form with substantially vertical axes.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6629500 |
Open-course coaster with two vertical end segments |
Oct. 7, 2003 |
| 6269750 |
Truss track assembly and side mount roller coaster vehicle |
Aug. 7, 2001 |
| 6170754 |
Spiral ramp for toy vehicles |
Jan. 9, 2001 |
| 6155177 |
Model train system with improved banking characteristics |
Dec. 5, 2000 |
| 5678489 |
Electrically-operated moving body travelling on a rail capable of explaining free quadrants described in the mobius theorem |
Oct. 21, 1997 |
| 5211366 |
Ornamental support for Christmas tree and the like |
May. 18, 1993 |
| 4865311 |
Playground slide construction |
Sep. 12, 1989 |
| 4831937 |
Amusement ride device |
May. 23, 1989 |
| 4724771 |
Closed-loop amusement ride system |
Feb. 16, 1988 |
| 4406231 |
Motion producing mechanism |
Sep. 27, 1983 |
| 4269122 |
Motion producing mechanism |
May. 26, 1981 |
| 4170943 |
Roller coaster assembly |
Oct. 16, 1979 |
|
