Claims
- 1. An electrically insulating structurally strong bushing assembly for use at the mounting interface of an electronic chassis on a rack, comprising an epoxy-glass bushing having a tapped inner hole through the longitudinal center thereof and a threaded outer surface, said epoxy-glass bushing being fabricated of plate stock with the grain running perpendicular to the structural load to effectively double the allowable bearing load over conventional epoxy-glass, a steel insert having a head portion and threads on the outer surface thereof for engagement with the threads on the tapped inner hole of said bushing, said steel insert having a longitudinal hole through the center thereof for receiving a rack pin therein, and means for locking said steel insert to said epoxy-glass bushing after the insert has been screwed into the bushing including a flat head screw passing through a clearance hole in the head portion of said steel insert and threadably engaging an aligned threaded hole in said epoxy-glass bushing, said flat head screw being fabricated of nylon, thereby allowing the assembled bushing and insert to be threadably attached to an electronic chassis for receiving a rack pin when the chassis is mounted in a rack.
STATEMENT OF GOVERNMENT INTEREST
The invention described herein may be manufactured and used by or for the Government for governmental purposes without the payment of any royalty thereon.
US Referenced Citations (6)
Foreign Referenced Citations (1)
Number |
Date |
Country |
574115 |
Dec 1945 |
GBX |