Electrically insulative staple

Details Electrically insulative staple Electrically insulative staple

1986-04-03

1987-09-29

Askin, Laramie E.

Electricity: conductors and insulators

Insulators

With insulator-supporting or attaching means

182 90, 238366, 411456, 411471, 411920, H01B 1700, F16B 1506, E01B 906, E06C 904

Patent

active

046970452

ABSTRACT:
A staple for installation in a wood support having a U-shaped body defined by a pair of rod-like legs in fixed parallel spaced-apart relationship terminating at one end with the opposite ends of an arcuate member and each leg terminating its respective other end in a chamfered, cut-away point. Each leg is further provided with a notched barb outwardly extending beyond the surface of each leg defining a rounded ramp on its side nearest the point and a step on its other side. A sleeve of insulative material is disposed on the inside of the staple adjacent to the arcuate member.

REFERENCES:
patent: D28287 (1898-02-01), Hanline
patent: 100055 (1870-02-01), Montgomery
patent: 274481 (1883-03-01), Frost
patent: 662587 (1900-11-01), Blake
patent: 667700 (1901-02-01), Hick
patent: 712245 (1902-10-01), Betts et al.
patent: 1051212 (1913-01-01), Fry
patent: 1103444 (1914-07-01), Standfest
patent: 1112849 (1914-10-01), Sertell et al.
patent: 1310908 (1919-07-01), Gilbert
patent: 1737206 (1929-11-01), Stohr
patent: 1833786 (1931-11-01), Maraguglio
patent: 2632356 (1953-03-01), Thiel

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