Developing device for making copies

Claim 1

A DEVELOPING DEVICE FOR POSITIVE AND NEGATIVE LAYER CARRIERS EACH HAVING A SENSITIVE SURFACE COMPRISING, IN COMBINATION, A CONTAINER FOR A LIQUID DEVELOPING AGENT, A LIQUID DEVELOPING AGENT WTHIN SAID CONTAINER DEFINING A LIQUID SURFACE, LAYER CARRIER CONTACTING, DRYING AND TRANSPORTING MEANS DISPOSED ADJACENT SAID CONTAINER AND ABOVE SAID LIQUID SURFACE, LAYER CARRIER INLET MEANS DISPOSED ADJACENT SAID CONTAINER ABOVE SAID LIQUID SURFACE AND SPACED FROM SAID CONTACTING, DRYING AND TRANSPORTING MEANS, FIRST AND SECOND ELONGATED, LINEAR LAYER CARRIER GUIDING MEANS DISPOSED WITHIN SAID CONTAINER INTERMEDIATE SAID INLET MEANS AND SAID CONTACTING, DRIVING AND TRANSPORTING MEANS AND RELATED TO SAID INLET MEANS FOR RECEIVING LAYER CARRIERS THEREFROM, SAID FIRST GUIDING MEANS BEING PARALLEL TO AND DISPOSED IN SUBSTANTIAL ALIGNMENT WITH SAID LIQUID SURFACE WHEREBY UPON A LAYER CARRIER BEING RECEIVED UPON SAID FIRST GUIDE MEANS WITH THE SENSITIVE SURFACE THEREOF DISPOSED TOWARD SAID FIRST GUIDE MEANS THE LAYER CARRIER IS SUBSTANTIALLY FLOATED ON SAID LIQUID SURFACE AND ONLY THE SENSITIVE SURFACE THEREOF IS WETTED BY SAID LIQUID DEVELOPING AGENT, SAID SECOND LAYER CARRIER GUIDING MEANS BEING DISPOSED PARALLEL TO AND SLIGHTLY BELOW SAID FIRST GUIDING MEANS, AUTOMATIC LIQUID DEVELOPING AGENT SUPPLY MEANS SENSING THE POSITION OF SAID LIQUID SURFACE AND MAINTAINING SAID LIQUID SURFACE AT A PREDETERMINED LEVEL, AND MEANS WITHIN SAID CONTAINER GUIDING THE LAYER CARRIERS FROM SAID FIRST AND SECOND GUIDING MEANS TOWARD SAID CONTACTING, DRYING AND TRANSPORTING MEANS.