Mobile blocks

Details Mobile blocks Mobile blocks

1981-10-16

1984-05-08

Hafer, Robert A.

46201, 46 25, A63H 702, A63H 700

Patent

active

044466498

ABSTRACT:
A unique block construction for forming toy blocks which can be either interconnected to form a train, or stacked on top of each other. A block according to the invention includes a coupling which has a retracted position in which it forms part of the basic block contour when the block is to be stacked, and which can be manipulated into a protracted position for coupling the block to another block to form a train.

REFERENCES:
patent: 875519 (1907-12-01), Haberlin
patent: 1931139 (1933-10-01), Warren

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