Photographic apparatus with an excess developer discharge means

Claim 1

PHOTOGRAPHIC APPARATUS FOR SUPERPOSING SUCCESSIVE AREAS OF A PAIR OF PHOTOGRAPHIC SHEETS AND DISTRIBUTING A PROCESSING LIQUID BETWEEN AND IN CONTACT WITH SAID AREAS AS SAID SHEETS ARE SUPERPOSED, SAID APPARATUS COMPRISING, IN COMBINATION: A FIRST PRESSURE-APPLYING MEMBER HAVING A SHEET-ENGAGING PORTION; A SECOND PRESSURE-APPLYING MEMBER HAVING A SHEETENGAGING PORTION; MEANS MOUNTING SAID SECOND PRESSURE-APPLYING MEMBER FOR MOVEMENT BETWEEN A FIRST POSITION IN WHICH SAID SHEET-ENGAGING PORTION THEREOF IS JUXTAPOSED WITH SAID SHEET-ENGAGING PORTION OF SAID FIRST MEMBER FOR ENGAGING AND APPLYING COMPRESSIVE PRESSURE TO SAID SHEETS TO SUPERPOSE SAID SHEETS AND DISTRIBUTE A PROCESSING LIQUID THEREBETWEEN AS SAID SHEETS ARE MOVED RELATIVE TO AND BETWEEN SAID MEMBERS IN ENGAGEMENT WITH SAID PORTIONS THEREOF, AND A SECOND POSITION IN WHICH SAID SHEET-ENGAGING PORTION OF SAID SECOND MEMBER IS DISPLACED FROM SAID SHEET-ENGAGING PORTION OF SAID FIRST MEMBER SO AS NOT TO APPLY COMPRESSIVE PRESSURE TO SAID SHEETS; RESILIENT MEANS FOR URGING SAID SECOND PRESSURE-APPLYING MEMBER TO SAID SECOND POSITION; A DRIVE ELEMENT COUPLED WITH SAID SECOND PRESSUREAPPLYING MEMBER FOR FRICTIONALLY ENGAGING ONE OF SAID SHEETS DURING MOVEMENT THEREOF BETWEEN SAID MEMBERS FOR MOVING SAID SECOND PRESSURE-APPLYING MEMBER AGAINST THE BIAS OF SAID RESILIENT MEANS INTO SAID FIRST POSITION IN RESPONSE TO MOVEMENT OF SAID SHEETS BETWEEN SAID MEMBERS; SUPPORT MEANS MOUNTING SAID DRIVE ELEMENT FOR MOVEMENT BETWEEN A FIRST POSITION IN WHICH SAID DRIVE ELEMENT IS FRICTIONALLY ENGAGED WITH SAID ONE SHEET FOR MOVING SAID SECOND PRESSURE-APPLYING MEMBER INTO SAID FIRST POSITION, AND A SECOND POSITION IN WHICH SAID SECOND PRESSURE-APPLYING MEMBER IS FREE TO MOVE UNDER THE BIAS OF SAID RESILIENT MEANS INTO SAID SECOND POSITION THEREOF; AND MEANS COUPLED WITH SAID SUPPORT MEANS FOR URGING SAID DRIVE ELEMENT INTO FRICTIONAL ENGAGEMENT WITH SAID ONE SHEET.