Blind rivet

Details Blind rivet Blind rivet

1981-07-17

1983-09-06

Lyddane, William E.

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Having separate expander means

Bulged by axially contracting ends

411 70, F16B 1304

Patent

active

044026382

ABSTRACT:
Disclosed is a blind rivet comprising a shank provided with a series of engaging teeth and a lower end having an increased diameter and a rivet body disposed around the shank and provided with a series of lock steps formed so as to correspond to the series of engaging teeth on the shank, a head portion to close one edge of the fitting hole of a panel subjected to rivetting and a lower end substantially joined to the lower end of the shank, whereby desired firm rivetting of the panel is accomplished by inserting the rivet body accommodating the shank into the hole of the panel and moving upwardly the shank for thereby causing the enclosing wall portion of the rivet body to be eventually bent inwardly and doubled up to expand radially the rivet body.

REFERENCES:
patent: Re20055 (1936-08-01), Huck
patent: 2324142 (1943-07-01), Eklund
patent: 3438301 (1969-04-01), Mattioli
patent: 4222304 (1980-09-01), Yoshida et al.

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