Bushing

• US 3,137,887 A
• Filed: 06/15/1962
• Issued: 06/23/1964
• Est. Priority Date: 06/15/1962
• Status: Expired due to Term

• Current Assignee: Anthony J. Mannino, Elbert L. Wilcox
• Original Assignee: Anthony J. Mannino, Elbert L. Wilcox
• Inventors: Mannino, Anthony J., Wilcox, Elbert L.
• Application Number:
  US04/202,732
• Time in Patent Office: 739 Days
• US Class Current: 16/2.1
• CPC Class Codes: F16B 5/01 by means of fastening elements specially adapted for honeycomb panels

Claims

1. A BUSHING FOR A HONEYCOMB PANEL COMPRISING A CENTRALLY BORED PLUG OF FIXED DIMENSIONS ADAPTED FOR SNUG INSERTION IN A HOLE SUBSTANTIALLY EQUAL IN DIAMETER TO THE TRANSVERSE DIMENSION OF SAID PLUG PIERCING ONE FACING SHEET AND THE HONEYCOMB CORE OF THE PANEL, SAID PLUG HAVING AN AXIAL FASTENER PASSAGE IN REGISTRATION WITH AN OPENING IN THE OTHER FACING SHEET OF THE PANEL AND TERMINATING AT ONE END IN A PERIPHERAL MARGINAL EDGE HAVING A SHOULDER DISPOSED IN THE PLANE OF THE PERIPHERAL PLUG SURFACE TO ABUT THE EDGE SURFACE OF SAID ONE FACING SHEET DEFINING SAID HOLE WHEN THE END SURFACE OF SAID PLUG IS DISPOSED IN THE PLANE OF THE OUTER SURFACE OF SAID ONE FACING SHEET AND TERMINATING AT ITS OUTER END ADJACENT ITS OUTER MARGINAL EDGE IN AN EDGE SURFACE ABUTTING THE INNER SURFACE OF SAID OTHER FACING SHEET AND ADJACENT ITS INNER MARGINAL EDGE IN A RELATIVELY ANGULAR EDGE SURFACE COMPLEMENTARY TO AND FOR ABUTMENT WITH THE INNER SURFACE OF SAID OTHER FACING SHEET WHEN DIMPLED ADJACENT THE OPENING AFORESAID.