Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Entertainment & Recreation
Class Information
Number: 472/48
Name: Amusement devices > Walkway having movable floor or stair step
Description: Amusement device either (a) comprising the surface of a room, hallway, or other passageway over which a person may walk and wherein at least a portion of the surface rotates, reciprocates, vibrates, collapses, or otherwise moves beneath the feet of the person so as to make walking over the surface difficult for the person; or (b) comprising a series of steps forming a stairway over which a person may walk and wherein at least one of the treads or at least a portion of a tread of the stairway vibrates, collapses under the weight of the person, or otherwise moves beneath the feet of the person so as to make walking up or down the stairway difficult for the person.










Patents under this class:

Patent Number Title Of Patent Date Issued
7150704 Device for walking or running in place Dec. 19, 2006
6837186 Exercise treadmill for dogs Jan. 4, 2005











 
 
  Recently Added Patents
Imaging device and imaging method
Laser receiver for detecting a relative position
Display screen with graphical user interface
Sequential control device for a striking mechanism
Extensible framework for client-based active network measurement
Pyridyldiamido transition metal complexes, production and use thereof
Method and apparatus for focusing electrical stimulation in the brain during electro-convulsive therapy
  Randomly Featured Patents
Transaction level model synthesis
Network arrangement for smart card applications
Reconstitute tag-delimited tables in a graphics editing application
Variable speed drive system for carding machine
Sterilization of packaging material
Pressure-sensitive adhesive label for hard disk drive
Domain-specific sentiment classification
RFID system with low complexity implementation and pallet coding error correction
Blocked isocyanates
Method of producing hardened aluminum alloy forming sheet having high strength and superior corrosion resistance