Blind fastener installation tool and modified fastener

Details Blind fastener installation tool and modified fastener Blind fastener installation tool and modified fastener

1986-10-21

1989-02-28

Smith, James G.

Tools

Wrench, screwdriver, or driver therefor

Machine

81434, B25B 1350

Patent

active

048074985

ABSTRACT:
A blind fastener installation tool as well as a blind fastener and a core bolt for the blind fastener, both being adapted for use with the installation tool. The installation tool has coaxially disposed first and second tool engagement members each engageable at one of their ends, respectively, with a drive stem of a core bolt of the blind fastener, and a bearing surface forming element of the blind fastener, and an axial through passageway through the first tool member for removal of the drive stem from the tool at a location remote from the engagement ends of the tool engagement members. The core bolt has an elongated main body having a head at one end, a taper at the other end, a breakneck therebetween, and an elongated drive configuration extending along the entire portion of the core bolt between the breakneck and the taper.

REFERENCES:
patent: 3850055 (1974-11-01), Triplett
patent: 4428261 (1984-01-01), Takatsu
patent: 4630510 (1986-12-01), Belanger

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