Annular elastic track

Wheel substitutes for land vehicles – With interposed friction drive belt

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Details

305 6, 305 53, 305 35R, B62D 5524

Patent

active

054274435

ABSTRACT:
An annular elastic track having sprocket-driven protrusions on the inner circumference and lugs on the outer circumference. The annular elastic track comprises a plurality of annular thin plates spaced radially from one another with a predetermined interval and embedded in layers in the track in its circumferential direction. The annular thin plates are a plurality of concentric annular plates having different diameters or a spirally formed single thin plate. Such an annular elastic track is used for vehicles as well as a monocycle comprising a flat plate-shaped cross-section, at least two external rollers arranged outside the annular elastic track for applying a load onto it, at least one internal roller arranged inside the annular elastic track to hold the track by these internal and external rollers therebetween, and crank device including pedals provided inside the annular elastic track for driving one of said external and internal rollers.

REFERENCES:
patent: 4217006 (1980-08-01), Dehnert
patent: 4378133 (1983-03-01), Trautwein
patent: 4407550 (1983-10-01), Lapsys
patent: 4449627 (1984-05-01), Kell
patent: 4474414 (1984-10-01), Tokue
patent: 4957332 (1990-09-01), Batelaan

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