Land vehicles – Wheeled – Occupant propelled type
Patent
1979-08-21
1981-04-14
Pekar, John A.
Land vehicles
Wheeled
Occupant propelled type
B60D 114, B62K 1302
Patent
active
042615925
ABSTRACT:
The present invention relates to a device for coupling two bicycles as a tandem by means of a coupling bar, wherein said coupling bar is fixed to each of the two bicycles by a universal joint constituted by a first fork fast with one of the two ends of the bar, a cross piece articulated in said first fork by one of its arms, and a second fork articulated on the other arm of the cross piece, means being provided to fix said second fork to one of the bicycles, one arm of a cross piece being parallel to an arm of a second cross piece and the other two arms of the two cross pieces being coplanar when the two bicycles are in the same vertical plane.
REFERENCES:
patent: 2756069 (1956-07-01), Manngarn
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