BIASED PAWL RATCHETING WRENCH
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United States of America Patent
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Issued Date -
Apr 4, 2024
app pub date -
Dec 11, 2023
filing date -
Oct 14, 2013
priority date (Note) -
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Abstract
A ratchet wrench comprises: a handle; a first member having an annular surface provided thereon with a plurality of teeth parallel to an axial direction thereof; a second member configured to rotate circumferentially with respect to the annular surface, the second member having at least two recesses arranged circumferentially around it; and at least two first drive transmission members disposed in the respective recesses of the second member, each of the first drive transmission members comprising at least one ratchet tooth, the first drive transmission members configured to be engaged with the teeth to transmit movement in a first direction between the first member and the second member, wherein each of the first drive transmission members is in a different engagement configuration with the teeth, wherein one of the first member and the second member is coupled to the handle and configured to be driven by the handle to rotate.
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