Multi-purpose interlocking block

Details Multi-purpose interlocking block Multi-purpose interlocking block

1998-10-14

2000-11-21

Ackun, Jacob K.

Amusement devices: toys

Construction toy

Including connectable panels or strips

446108, 446256, A63H 3308

Patent

active

061494879

ABSTRACT:
A multi-purpose interlocking pentagonal block having five points each formed with a slot, the slot having a width slightly greater than a thickness of the block, two adjacent edges of the block having a notch therebetween, the notch having a width greater than the width of the slot, whereby the multi-purpose interlocking block can be assembled with other similar blocks into many different structures and can be used as a dart or top to play with.

REFERENCES:
patent: 2633662 (1953-04-01), Nelson
patent: 2984935 (1961-05-01), Beck
patent: 3564758 (1971-02-01), Willis
patent: 3698124 (1972-10-01), Reitzel et al.
patent: 3940100 (1976-02-01), Haug
patent: 4789370 (1988-12-01), Ellefson
patent: 5163862 (1992-11-01), Philips et al.
patent: 5628666 (1997-05-01), Tomczyk et al.
patent: 5672087 (1997-09-01), De La Paz Rizo et al.
patent: 5833512 (1998-10-01), Nicola
Playplax Squares--advertisement, Mar. 1968.

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