SU40907A1 - Crash Clasp - Google Patents

Description

Ds / jarns to the main copyright certificate jYs 37654 is proposed to provide spherical connecting heads of the tearing fastener links with recesses for the clawed protrusions located on the head.

FIG. 1 shows the domed link as viewed from above; FIG. 2 - the same rear view; FIG. 3 - the same side view; FIG. 4 - the same in the perspective image with a cell-like free space between the clamping legs; FIG. 5 is a perspective view of three interconnected links.

In the drawing, it can be seen that the shape of the link head of the link basically consists of a spherical segment bounded by three vertical sides of the rectangle, developed into three structural coupling elements, namely: the main dome-shaped recess 6 with the corresponding protrusion 5; the crescent-shaped groove on the protrusion 5 and the corresponding ridge in the main recess 6, located in the direction of the transverse axis of the connecting head of the link, and two claws with corresponding angles d reaching half the thickness of the material of the link support legs of which they are located.

At the same time, in the drawing, the segments C and C, obtained by cutting the link, are seen from the side of the recess 6 and the segments O from the side of the protrusion 5.

The subject matter of the invention.

A tear-off clasp according to the author's certificate No. 37654, characterized in that each head of the connecting link is provided at the top with deeper d, d for placing the clawed projections e, e which are located on the lower side of the links (Fig. 1, 2).

to the dependent author's wedding of G. V. Grigoriev

No. 40907

Fig. / Fig. and