发明授权
US4310055A Percussion hammer with a one piece striker 失效
打击乐锤与一件前锋

Percussion hammer with a one piece striker
摘要:
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.
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