Key-ring with four slots for holding four keys respectively which are in this way retained in a fixed and recognisable position. each key can be released and at the same time ejected from the slot, by means of pressing the relevant pushbutton

摘要

In this key-ring, the keys are attached through their own holes to two rings situated at the two ends of the said key-ring. In the two main faces there are 4 slots, two per face, where the keys are retained by 4 sliders, one for each slot. With the pressure of the knob for the relevant slot, the key is released, ejected and the slot remains open awaiting reinsertion of the key. For reinsertion, the key must be pressed against the said slot. The overall view can be seen in figures 21 and 22 and namely, in figure 21 of the frontal view and figure 22 in the view from the right, a1 CASE - a2 SLIDER - a3 KNOB - a4 RING - a5 KEY EJECTION SPRING are shown.