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
System and method for advertising messages on distributed document processing devices
Semiconductor device having a first conductive member connecting a chip to a wiring board pad and a second conductive member connecting the wiring board pad to a land on an insulator covering
Signal processing apparatus and methods
Method and apparatus for optimizing paging in a communication network
Flash memory apparatus and method for generating read voltage thereof
Predicting performance of an integrated circuit
Advanced CAPTCHA using images in sequence
  Randomly Featured Patents
Oxazolidinone derivatives containing new bicyclic group, having antibacterial activity, and method for treating pathogenic bacterial infections using the same
Content reproducing apparatus, method, and medium
Forward angled grip for hand-held weapons and the like
Device for connecting components with various electrical potentials and subject to vibration
Tilting tray sorting conveyor
Linear electromagnetic machine
Recording/reproducing device for various formats
System for quantitatively evaluating imaging devices
Ion etching of growing InP nanocrystals using microwave
Scale factor calibration and compensation for angular position resolver