Self-processing type photographic film unit with a trap member having gas discharging means

A self-processing type photographic film unit comprising:

• a first sheet member;
• a second sheet member;
• a bonding member disposed between said first and second sheet members and forming a single unit therewith;
• container means for holding processing solution, said container means being openable under an external pressure to discharge said processing solution into said unit;
• and trap means for catching surplus processing solution, said trap means comprising:
• a trap cover member;
• a partition member dividing a pouch-shaped hollow interior formed by said trap cover member into an upper chamber and a lower chamber and forming a U-shaped flow path which communicates with gas discharging through-holes formed in the upper surface of said trap cover member;
• and
• first and second spacer members provided adjacent the lower and upper surfaces of said partition member, said first spacer member disposed in said lower chamber and said second spacer member disposed in said upper chamber, said first and second spacer members permitting said U-shaped flow path to pass gas in said unit and retaining surplus processing solution.