Boring bar

• US 3,164,041 A
• Filed: 11/13/1962
• Issued: 01/05/1965
• Est. Priority Date: 11/13/1962
• Status: Expired due to Term

• Current Assignee: Ragnar L. Carlstedt
• Original Assignee: Ragnar L. Carlstedt
• Inventors: Carlstedt, Ragnar L.
• Application Number:
  US04/237,188
• Time in Patent Office: 784 Days
• US Class Current: 408/144
• CPC Class Codes: B23B 29/022 with vibration reducing means
• CPC Class Codes: Y10S 408/713 Tool having detachable cutting edge
• CPC Class Codes: Y10S 82/904 Vibrating method or tool
• CPC Class Codes: Y10T 408/78 Tool of specific diverse material
• CPC Class Codes: Y10T 408/89 Tool or Tool with support
• CPC Class Codes: Y10T 408/95 with tool-retaining means

Claims

1. IN A BORING BAR;

AN ELONGATED HOLLOW CEMENTED CARBIDE SHANK, A STEEL CUTTING ELEMENT SUPPORT MEMBER AT ONE END OF SAID SHANK, A DRAWBAR FIXED TO SAID SUPPORT MEMBER AND EXTENDING THROUGH THE SHANK, MEANS AT THE END OF THE DRAWBAR OPPOSITE THE SUPPORT MEMBER FOR PRELOADING SAID DRAWBAR IN TENSION TO A PREDETERMINED MEASURED