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Class Information
Number: 472/23
Name: Amusement devices > Roundabout > Occupant propelled > By roundabout mounted drive structure used to maintain motion > Ratchet
Description: Subject matter wherein the force transmitting member is a toothed wheel which interacts with a cooperating pawl engaging element.

Patents under this class:

Patent Number Title Of Patent Date Issued
7252271 Play apparatus Aug. 7, 2007
5330390 Rider propelled roundabout Jul. 19, 1994
4245837 Occupant propelled rotary conveyor Jan. 20, 1981
4119310 Playground turntable Oct. 10, 1978
4045020 Occupant-propelled round about Aug. 30, 1977

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