Identification badge

Claim 1

An identification badge comprising an envelope of transparent stiffly flexible sheet material including a front or display panel, two opposite edges of which are doubled back to present a pair of oppositely directly flaps, one of which is shorter than the other, the margin of the larger fitting releasably under the shorter; a wire safety-pin-like fastener comprising a base run having a spring hinge at one end and a catch at the other end, and a pin run extending out from the hinge; and a clamping panel also of transparent stiffly flexible sheet material and having a pair of spaced apertures, the clamping panel being formed with a V-shaped slit to define a tongue, the terminals of the rays of the V being outward from the apertures respectively and said terminals being connected respectively to the adjacent apertures by secondary slits, the said base run extending through the apertures so that the intermediate portion of the base run is on the envelope side of the clamping panel and the remainder of the fastener is on the opposite side of the clamping panel, the panel being sealed to the larger flap of the envelope in areas completely surrounding the base run, the areas including a portion of the tongue whereby the hold of the clamping panel on the fastener immobilizes the fastener with respect to the envelope, and no part of the fastener is disposed between the front part of the panel and the flaps.