Apparatus for grinding a bevel on circular objects

• US 3,182,428 A
• Filed: 12/17/1959
• Issued: 05/11/1965
• Est. Priority Date: 12/17/1959
• Status: Expired due to Term

• Current Assignee: William F. Hannon
• Original Assignee: William F. Hannon
• Inventors: Hannon, William F.
• Application Number:
  US03/860,228
• Time in Patent Office: 1,972 Days
• US Class Current: 451/269
• CPC Class Codes: B24B 9/005 for mass articles

Claims

1. APPARATUS FOR GRINDING AN ENTIRE PERIPHERAL PORTION OF A CIRCULAR OBJECT TO A BEVEL COMPRISING A MOVABLE, SUBSTANTIALLY FLAT GRINDING SURFACE, MEANS TO ROTATE SAID GRINDING SURFACE, ANOTHER SUBSTANTIALLY FLAT SURFACE FACING SAID GRINDING SURFACE AND SPACED THEREFROM A PREDETERMINED DISTANCE, A CONVEYOR POSITIONED FOR MOVEMENT THROUGH THE SPACE BETWEEN SAID GRINDING SURFACE AND SAID ANOTHER SURFACE, SAID CONVEYOR HAVING SUPPORTING MEANS FOR THE OBJECT TO POSITION THE PLANE INCLUDING THE CIRCULAR CROSS SECTION OF THE OBJECT AT A PREDETERMINED BEVEL ANGLE RELATIVE TO THE DIRECTION OF MOVEMENT OF SAID CONVEYOR AND TO CONTACT SAID SURFACES, AND MOVING MEANS TO MOVE SAID CONVEYOR SUPPORTING MEANS IN A PATH BETWEEN SAID SURFACES IN WHICH TORQUES APPLIED BY SAID CONTACTING SURFACES TO SAID OBJECTS CAUSE THE ROTATIONAL VELOCITY OF SAID OBJECT TO ALTERNATINGLY INCREASE AND DECREASE DURING EACH TIME AS THE OBJECT IS BETWEEN SAID SURFACES.