Rotary hammer having both a reciprocating hammer mechanism and a ratcheting hammer mechanism
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United States of America Patent
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Jul 15, 2008
Grant Date -
Jul 27, 2006
app pub date -
Jan 25, 2006
filing date -
Jan 26, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A rotary hammer incorporating both a reciprocating drive for generating a first hammering action transmittable to a tool bit and ratcheting mechanism for generating a second hammering action transmittable to the tool bit. The first hammering action and the second hammering actions differing in frequency and force of the impacts transmitted to the tool bit. Furthermore, the reciprocating drive and ratcheting mechanism are selectably engageable so that the first hammering action and the second hammering action may be selectably transmitted to the tool bit individually or in combination depending on the desired mode operation.
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