Injector razor and blade

Claim 1

RAZOR COMPRISING BODY AND HEAD PORTIONS DIVIDED IN A LONGITUDINAL AXIAL PLANE, SAID BODY PORTION INCLUDING COOPERATING RESILIENT MEMBERS UNITED AT THEIR LOWER ENDS, BIASED BY THEIR RESILIENCY TO LIE SUBSTANTIALLY TOGETHER IN POSITION OF REPOSE, SAID HEAD PORTIONS INCLUDING SIDE BY SIDE PARALLEL BARS FIXED TO THE UPPER ENDS OF SAID RESILIENT MEMBERS, HAVING A NARROW PASSAGE THEREBETWEEN FORMING A RECEPTOR FOR A KEY USED IN SPREADING THE DIVIDED PORTIONS, AND SEAT PLATES AT THE TOPS OF SAID BARS FIXED THERETO, EXTENDING PREDOMINANTLY OUTWARDLY THEREFROM AND HAVING PARALLEL EDGES EXTENDING INWARDLY OF SAID BARS DEFINING BETWEEN THEM A SLOT, THE UPPER FACES OF SAID SEAT PLATES TOGETHER FORMING A SEAT FOR A BLADE THAT HAS A LONGITUDINAL FEATHER INTERMEDIATE ITS SHAVING EDGES WHICH WHEN POSITIONED IN THE SLOT BETWEEN SAID EDGES WHEN THEY ARE SPREAD BY THE PRESENCE OF A KEY IN SAID RECEPTOR, BECOMES HELD CLAMPED BETWEEN SAID EDGES WHEN THE KEY IS WITHDRAWN.