Striking head-interchangeable hammer with a...

Details Striking head-interchangeable hammer with a... Striking head-interchangeable hammer with a...

2005-08-16

2005-08-16

Hail, III, Joseph J. (Department: 3723)

Tools

Hammer

Having replaceable striking face

C081S020000, C081S021000

Reexamination Certificate

active

06928899

ABSTRACT:
A striking head-interchangeable hammer includes a handle, a head body connected securely to the handle and formed with a through-hole and upper and lower bores, a striking body having a connecting portion that is received fittingly in the lower bore, and a stress-distributable fastener including a connecting rod that extends through the through-hole and the upper and lower bores in the head body to engage threadedly the striking body, and that is formed with an abutting flange received fittingly in the upper bore and anchored on and abutting against an abutting face of a bore-defining wall of the upper bore upon tightening of the connecting rod onto the striking body.

REFERENCES:
patent: 722899 (1903-03-01), Reeder
patent: 1297386 (1919-03-01), Michki
patent: 3130762 (1964-04-01), Kerr
patent: 4039012 (1977-08-01), Cook
patent: 4924576 (1990-05-01), Schiller
patent: 6347562 (2002-02-01), Gerber, Jr.

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