Apparatus for folding fabrics

• US 3,195,883 A
• Filed: 05/06/1963
• Issued: 07/20/1965
• Est. Priority Date: 05/06/1963
• Status: Expired due to Term

• Current Assignee: Nicholas Wehrmann, Wyndham F. Southwell
• Original Assignee: Nicholas Wehrmann, Wyndham F. Southwell
• Inventors: Southwell, Wyndham F., Wehrmann, Nicholas
• Application Number:
  US04/277,996
• Time in Patent Office: 806 Days
• US Class Current: 493/415
• CPC Class Codes: B65H 45/107 by means of swinging or reciprocating guide bars
• CPC Class Codes: Y10S 493/937 Textile

Claims

1. FOLDING APPARATUS FOR STRIP MATERIAL, COMPRISING MEANS FOR PROVIDING A MATERIAL-SUPPORTING SURFACE AT A PRESELECTED FIXED POSITION, MEANS FOR LAYING-UP A STRIP OF MATERIAL IN ZIG-ZAG FOLDED ARRANGEMENT ON SAID SUPPORT SURFACE, SAID LAYING-UP MEANS INCLUDING A SWINGING ARM AND A PAIR OF SPACED-APART INWARDLY-TURNING ROLLERS MOUNTED ON THE END OF SAID ARM IN GENERALLY HORIZONTAL RELATIONSHIP WITH EACH OTHER, MEANS TO FEED A STRIP MATERIAL BETWEEN SAID ROLLERS, MEANS TO TURN SAID ROLLERS AT A SURFACE SPEED AT LEAST AS GREAT AS THE SPEED OF THE STRIP MATERIAL FED THERETO, AT LEAST ONE PAIR OF PADDLES EACH ADAPTED TO BE MOVED UPWARDLY AND THEN PERMITTED TO MOVE DOWNWARLDY TO ENGAGE AND PRESS A JUST-FORMED FOLD OF SAID STRIP MATERIAL, AND MEANS OPERATING IN TIMED RELATIONSHIP TO SAID SWINING ARM TO ALTERNATELY OPERATE THE PADDLES OF A PAIR OT PRESS THE FOLDED-OVER EDGES OF SAID STRIP MATERIAL ON EACH SIDE WHILE A FOLD ON THE OTHER SIDE IS BEING PROVIDED BY SAID LAYING-UP MEANS.