Frame corner structure

Details Frame corner structure Frame corner structure

1979-11-08

1982-06-29

Kundrat, Andrew V.

Metal working

Method of mechanical manufacture

Assembling or joining

403402, 403283, 29517, B21D 3900, B23P 1100

Patent

active

043366457

ABSTRACT:
An improved corner frame structure and method of manufacturing it is provided. The corner is effected by joinder of channelled members by a solid bracelet having legs extending at the desired angle.
Each leg is provided with a pair of spaced apart depressions. Into these depressions, tongues are struck down to bind and urge the adjacent frame members together.

REFERENCES:
patent: 2861659 (1958-11-01), Hagerty et al.
patent: 3767237 (1973-10-01), Suchowski

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