Percussion hammer with a one piece striker

Details Percussion hammer with a one piece striker Percussion hammer with a one piece striker

1979-08-16

1982-01-12

Schroeder, Werner H.

Tool driving or impacting

Impacting devices

Spring bodily cyclically moved with hammer head

173139, B25D 904

Patent

active

043100554

ABSTRACT:
A hand-held power tool has a tool holder, a tool axially reciprocable in the tool holder, and a striking mechanism including a drive piston and a striker having a disc-shaped plate with a small axial dimension and a striker shaft having a cross sectional dimension corresponding to that of a tool shaft. The striker shaft transmits impact energy directly to a rear end face of the tool shaft without an intermediate member.

REFERENCES:
patent: 3848931 (1974-11-01), Swisher
patent: 4018291 (1977-04-01), Anderson

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