Paper log cutting apparatus

• US 3,213,731 A
• Filed: 08/04/1964
• Issued: 10/26/1965
• Est. Priority Date: 08/04/1964
• Status: Expired due to Term

• Current Assignee: John J. Renard
• Original Assignee: John J. Renard
• Inventors: Renard, John J.
• Application Number:
  US04/387,288
• Time in Patent Office: 448 Days
• US Class Current: 83/174
• CPC Class Codes: B26D 2210/11 for cutting web rolls
• CPC Class Codes: B26D 3/16 Cutting rods or tubes transversely cutting tubes longitudinally B26D3/001
• CPC Class Codes: Y10T 83/303 With tool sharpener or smoother
• CPC Class Codes: Y10T 83/4463 Work-sensing means to initiate tool feed
• CPC Class Codes: Y10T 83/4635 Comprises element entering aperture in, or engaging abutment surface on, work
• CPC Class Codes: Y10T 83/4789 Rotatable disc-type tool on orbiting axis
• CPC Class Codes: Y10T 83/4815 Axial reciprocation of tool
• CPC Class Codes: Y10T 83/7788 Tool carrier oscillated or rotated

Claims

1. IN A ORBITAL SAW FOR RADIALLY CUTTING PAPER ROLLS, AND THE LIKE, A FRAME, A FIRST SHAFT JOURNALED IN SAID FRAME ONLY FOR RATATION ABOUT THE SHAFT AXIS, FIRST MOTOR MEANS ON SAID FRAME COUPLED TO SAID FRIST SHAFT FOR ROTATING THE SAME, DISC MEANS ROTATABLY MOUNTED ON SAID SHAFT, A SECOND SHAFT JOUNALED IN SAID DISC MEANS ECCENTRIC TO SAID FIRST SHAFT AND HAVING A DISC SAW FIXED THERETO, GEAR MEANS INTERCONNECTING SAID FIRST SHAFT AND SECOND SHAFT FOR TRANSMITTING ROTATIONAL POWER FROM SAID FIRST MOTOR MEANS TO SAID DISC SAW, SECOND MOTOR MEANS IN SAID FRAME COUPLED TO SAID DISC MEANS FOR ROTATING THE SAME, WHEREBY SAID SECOND SHAFT FOLLOWS AN ORBITAL PATH ABOUT SAID FIRST SHAFT, SAID SECOND MOTOR MEANS BEING POSITIONED ON SAID FRAME LATERALLY OUTSIDE SAID ORBITAL PATH, AND A PAIR OF ROLL-RECEIVING AND SUPPORTING TROUGHS ON SAID FRAME ELONGATED IN THE AXIAL DIRECTION OF SAID FRIST SHAFT, SAID TROUGHS BEING COAXIAL AND SPACED APART TO PERMIT SAID DISC SAW TO PASS THEREBETWEEN, SAID TROUGHS BEING POSITIONED AT ABOUT THE NADIR OF THE ORBIAL PATH OF SAID DISC SAW WHEREBY THE CUTTING ACTION IS CHARACTERIZED BY ONLY DOWNWARD AND FORWARD COMPONENTS OF SAW MOTION.