Sheet folding apparatus

• US 3,211,448 A
• Filed: 09/16/1963
• Issued: 10/12/1965
• Est. Priority Date: 09/16/1963
• Status: Expired due to Term

• Current Assignee: Stanley T. Stoothoff
• Original Assignee: Stanley T. Stoothoff
• Inventors: Stoothoff, Stanley T.
• Application Number:
  US04/309,124
• Time in Patent Office: 757 Days
• US Class Current: 493/421
• CPC Class Codes: B65H 45/144 Pockets or stops therefor
• CPC Class Codes: B65H 45/148 diverters therefor

Claims

1. IN AN APPARATUS FOR FOLDING PAPER THE COMBINATION OF A PAIR OF SPACED APART ROLL MEMBERS ROTATIVELY MOUNTED IN FIXED POSITIONS, A ROLL MEMBER RESILIENTLY MOUNTED BETWEEN SAID PAIR OF ROLLS, MEANS TO PRESS SAID RESILIENTLY MOUNTED ROLL INTO CONTACT WITH EACH OF SAID PAIR OF ROLLS, A FOLD PLATE POSITIONED OPPOSITE SAID RESILIENTLY MOUNTED ROLL, SAID FOLD PLATE COMPRISING SPACED APART UPPER AND LOWER PLATES FORMING A SHEET RECEIVING SPACE THEREBETWEEN, A SHEET GUIDING BLADE HAVING A SHEET GUIDING SURFACE BEING PIVOTALLY MOUNTED IN OPERATIVE RELATIONSHIP WITH ONE END OF SAID LOWER FOLD PLATE, MEANS TO MOVE SAID SHEET GUIDING SURFACE OF SAID BLADE BETWEEN A FIRST POSITION FORMING AN EXTENSION OF SAID LOWER FOLD PLATE AND A SECOND POSITION FOR DEFLECTING SHEETS FROM ENTERING SAID SPACE BETWEEN SAID UPPER AND LOWER PLATES.