Patent
1978-02-06
1980-01-29
46 19, 46 26, A63H 3308
Patent
active
041854110
ABSTRACT:
A structural element of a toy construction kit comprises a hollow structural member having an inner passage, formations for connecting this structural member with another structural member, and a cover member detachably engageable in the inner passage of the structural member and provided with formations forming an aperture, such as a window or a door. The cover member has at least a pair of slots extending from one of its ends toward another end and forming therebetween a section which is separated by the slots from a remainder section of this portion. The thus-formed section has an outer surface provided with a projection. The slots may extend up to the other end of the portion of the cover member.
REFERENCES:
patent: 2637462 (1953-05-01), Becker
patent: 2780028 (1957-02-01), McNeill
patent: 3381844 (1968-05-01), Sieve
patent: 3415007 (1968-12-01), Howe
patent: 3576936 (1971-05-01), Fischer
patent: 3852909 (1974-12-01), Viebcke
patent: 4106657 (1978-08-01), Dogliotti
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