Steering device for a ratchet screwdriver
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United States of America Patent
Stats
-
Sep 25, 2012
Grant Date -
Mar 8, 2012
app pub date -
Sep 8, 2010
filing date -
Sep 8, 2010
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A steering device for a ratchet screwdriver includes a base. The base has a receiving hole defined therein. Two receiving grooves are defined in the base. A moving slot is comparted from receiving hole. A ratchet rod is partially received in the base. The ratchet rod includes a spindle and a ratchet wheel disposed on the spindle. Two blockers are respectively received in the two receiving grooves. Each blocker has unidirectional teeth formed on one end thereof for selectively engaging with the ratchet wheel. A housing is sleeved on the base. The housing has a protrusion disposed on an interior thereof for inserting into the moving slot.
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