Through-hole type power ratchet wrench
US-9321154-B2 · Apr 26, 2016 · US
US11413731B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-11413731-B2 |
| Application number | US-202016897364-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jun 10, 2020 |
| Priority date | Jun 12, 2019 |
| Publication date | Aug 16, 2022 |
| Grant date | Aug 16, 2022 |
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Official abstract text for this publication.
A power tool includes a motor and an output assembly configured to receive torque from the motor. The output assembly includes an anvil having a cylindrical body portion, an output member configured to engage a socket, and a curvilinear transition portion that tapers between the body portion and the output member. The transition portion defines a radius in a plane containing a rotational axis of the anvil that is greater than 1.5 mm. The output assembly also includes a pawl that is moveable between a first position in which the pawl is operatively coupled to drive the anvil in a first direction and a second position in which the pawl is operatively coupled to drive the anvil in a second direction opposite the first direction.
Opening claim text (preview).
What is claimed is: 1. A power tool comprising: a motor; an output assembly configured to receive torque from the motor, the output assembly including an anvil having a cylindrical body portion, an output member configured to engage a socket, and a curvilinear transition portion that tapers between the body portion and the output member, the transition portion defining a radius in a plane containing a rotational axis of the anvil that is greater than 1.5 mm, and a pawl that is moveable between a first position in which the pawl is operatively coupled to drive the anvil in a first direction and a second position in which the pawl is operatively coupled to drive the anvil in a second direction opposite the first direction. 2. The power tool of claim 1 , wherein the radius of the transition portion is greater than 1.8 mm. 3. The power tool of claim 2 , wherein the radius of the transition portion is greater than or equal to 1.9 mm. 4. The power tool of claim 3 , wherein the radius of the transition portion is equal to 1.9 mm.
a pawl engaging an internally toothed ring · CPC title
of the ratchet type · CPC title
which are gear-operated · CPC title
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