Notched head nail having a pair of depending annularly spaced ra

Details Notched head nail having a pair of depending annularly spaced ra Notched head nail having a pair of depending annularly spaced ra

1975-05-07

1977-01-11

Britts, Ramon S.

Special receptacle or package

For holding a machine readable recording medium

For holding a grooved phonograph disc

206343, F16B 1502

Patent

active

040020983

ABSTRACT:
A nail constructed with conventional heading equipment with a notched open-sided partially circular head having a pair of annularly spaced radially extending ribs depending from the underside thereof to permit burr growth without interfering with the interengagement of the downwardly facing abutment surface areas of the rib with upwardly facing mating abutment surface areas of the top surface of the head of an adjacent nail when a plurality of such nails is collated and secured in an angle stick package with the shanks and heads of adjacent nails in abutting relation.

REFERENCES:
patent: 3481459 (1969-12-01), Becht
patent: 3696701 (1972-10-01), Readthough
patent: 3835991 (1974-09-01), Becht
patent: 3861526 (1975-01-01), Leistner

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