Method and means for producing wood-composition panels

Claim 1

APPARATUS FOR PRODUCING AN ENDLESS PANEL SHEET FROM A MAT OF BINDER-CARRYING WOOD PARTICLES, COMPRISING AN INTERMITTENLY OPERATING PANEL PRESS HAVING A LOWER TABLE MEMBER AND AN UPPER PLATEN MEMBER OF WHICH ONE IS VERTICALLY RECIPROCABLE RELATIVE TO THE OTHER BETWEEN RESPECTIVE OPEN AND CLOSED POSITION FOR MOLDING A PORTION OF THE MAT AT A TIME TO A PANEL OF A THICKNESS DEPENDENT UPON THE VERTICAL SPACING BETWEEN SAID TWO PRESS MEMBERS WHEN THE PRESS IS IN CLOSED POSITION, A VERTICALLY MOVABLE CARRIER PLATE MOUNTED ON TOP OF SAID TABLE MEMBER, LIFTING MEANS ENGAGING SAID PLATE FOR MOVING IT UPWARDLY AWAY FROM SAID TABLE MEMBER A GIVEN DISTANCE WHEN SAID PLATEN MEMBER MOVES TO OPEN POSITION, SAID PLATEN MEMBER AND SAID PLATE HAVING AT THE ENTRANCE SIDE OF THE PRESS RESPECTIVE LIPS FORMING TOGETHER A WEDGE-SHAPED SPACE TAPERING FROM THE FREE LIP EDGES DOWN TO SAID PANEL THICKNESS WHEN THE PRESS IS CLOSED, MAT-FORMING MEANS COMPRISING AN ENDLESS CONVEYOR BELT FOR SUPPORTING THE MAT, SAID BELT HAVING AN UPPER RUN EXTENDING ALONG THE TOP OF SAID CARRIER PLATE AND HAVING A LOWER RUN EXTENDING BE-