Loeffel

Claim 1

A MISFEED DETECTOR DEVICE FOR USE IN CONJUNCTION WITH A MULTISTAGE PROGRESSIVE DIE PRESS CONSTRUCTION IN WHICH STOCK IS FED IN UNIFORM INCREMENTS BENEATH A DIE BLOCK, SAID DEVICE COMPRISING: AN UPPER CASING ELEMENT OF GENERALLY CYLINDRICAL CONFIGURATION AND HAVING A FIRST BORE AXIALLY EXTENDING THERETHROUGH, A SECOND CYLINDRICAL CASING ELEMENT FORMED OF ELECTRICALLY CONDUCTIVE MATERIAL AND HAVING A SECOND BORE AXIALLY EXTENDING THERETHROUGH, SAID SECOND BORE BEING COAXIALLY ALIGNED WITH RESPECT TO SAID FIRST BORE IN SAID FIRST CASING ELEMENT; A PILOT MEMBER ARRANGED FOR LIMITED SLIDING MOVEMENT WITHIN SAID SECOND BORE AND HAVING A PORTION THEREOF EXTENDING OUTWARDLY OF SAID SECOND CASING ELEMENT; A GENERALLY CUPSHAPED CONTACT MEMBER DISPOSED WITHIN SAID FIRST BORE, RESILIENT MEANS WITHIN SAID FIRST BORE NORMALLY URGING SAID CONTACT MEMBER IN A DIRECTION TO CONTACT A PORTION OF SAID SECOND CASING ELEMENT, INSULATED ELECTRICAL CONDUCTOR MEANS EXTENDING IN AN OPPOSITE DIRECTION OUTWARDLY FROM SAID CONTACT MEMBER; SAID CUP-SHAPED CONTACT MEMBER DEFINING A RECESS, AN INSULATING MEMBER DISPOSED IN SAID RECESS, SAID PILOT MEMBER HAVING AN UPPER TERMINAL OF DIAMETER SMALLER THAN SAID RECESS AND POSITIONED TO SELECTIVELY CONTACT SAID INSULATING MEMBER; WHEREBY UPON THE TRANSMISSION OF A FORCE ALONG THE AXIS OF SAID PILOT MEMBER, CONTACT OF SAID UPPER TERMINAL WITH SAID INSULATING MEMBER SERVES TO INTERRUPT CONTACT OF SAID CONTACT MEMBER WITH SAID SECOND CASING ELEMENT AGAINST THE ACTION OF SAID RESILIENT MEANS.