Patent ID: 6682282
Filing Date: 2004-01-27
Classification: F16B,Y10S

Abstract:
A panel fastener with interchangeable thread size comprising:a ferrule having a first end adapted for engagement with a hole in a panel and having an interior flange between said first end and a second end; a thumbscrew having a head and a shaft extending from said head, said shaft having a threaded portion near its end opposite said head and a reduced diameter portion intermediate said head and said threaded portion, said thumbscrew shaft carried within said ferrule with said threaded section of said thumbscrew being proximate said first end and said head of said thumbscrew being proximate said second end; a retainer having a maximum dimension greater than the inner diameter of said interior flange of said ferrule, and having a hole sized to mate with threads on the thumbscrew threaded section, said retainer removably carried on the reduced diameter portion of said thumbscrew shaft between the thumbscrew threaded section and said interior flange of said ferrule; and means for preventing relative rotational movement between said retainer and said ferrule comprising on said retainer, a set of three lugs having outer edges forming three points of a hexagonal pattern, and on said ferrule flange, a hexagonal shaped inner surface sized to mate with said retainer lugs.