Reversible ratchet wrench
First Claim
1. A reversible ratchet comprising:
- a ratchet body having a drive member for applying torque to a workpiece, the ratchet body defining a receptacle having an opening;
a ratchet assembly disposed in the receptacle, the ratchet assembly including a rotatable gear, a first pawl and a second pawl, the first and second pawls being engageable with the gear;
a reverse lever coupled to the first and second pawls and movable between a first position and a second position, the first pawl engaging the gear in the first position of the reverse lever, and the second pawl engaging the gear in the second position of the reverse lever; and
a cover plate connected to the ratchet body and covering at least a portion of the opening, the cover plate including a spacer engaging the reverse lever to allow movement of the reverse lever substantially only between the first and second positions, wherein the spacer is disposed at least partially within the receptacle.
1 Assignment
0 Petitions
Accused Products
Abstract
A reversible ratchet including a ratchet body having a drive member for applying torque to a workpiece. The ratchet body defining a receptacle and a ratchet assembly disposed in the receptacle. The ratchet assembly including a rotatable gear, a first pawl and a second pawl, where the first and second pawls are engageable with the gear. The ratchet includes a reverse lever coupled to the first and second pawls and movable between a first position and a second position. The first pawl engaging the gear in the first position of the reverse lever, and the second pawl engaging the gear in the second position of the reverse lever. The ratchet also includes a cover plate connected to the ratchet body. The cover plate includes a spacer that engages the reverse lever to allow movement of the reverse lever substantially only between the first and second positions.
106 Citations
18 Claims
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1. A reversible ratchet comprising:
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a ratchet body having a drive member for applying torque to a workpiece, the ratchet body defining a receptacle having an opening; a ratchet assembly disposed in the receptacle, the ratchet assembly including a rotatable gear, a first pawl and a second pawl, the first and second pawls being engageable with the gear; a reverse lever coupled to the first and second pawls and movable between a first position and a second position, the first pawl engaging the gear in the first position of the reverse lever, and the second pawl engaging the gear in the second position of the reverse lever; and a cover plate connected to the ratchet body and covering at least a portion of the opening, the cover plate including a spacer engaging the reverse lever to allow movement of the reverse lever substantially only between the first and second positions, wherein the spacer is disposed at least partially within the receptacle. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A reversible ratchet comprising:
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a ratchet body having a drive member for applying torque to a workpiece, the ratchet body including a peripheral wall structure defining a receptacle and an opening; a rotatable gear positioned in the receptacle, the gear defining a plurality of gear teeth; a first pawl and a second pawl positioned adjacent to the gear in the receptacle, each of the first and second pawls including a plurality of pawl teeth adapted to matingly engage the gear teeth; a reverse lever coupled to the first and second pawls and movable between a first position and a second position, the first pawl engaging the gear in the first position of the reverse lever, and the second pawl engaging the gear in a second position of the reverse lever; a cover plate connected to the ratchet body and covering at least a portion of the opening; and a spacer positioned between the cover plate and the reverse lever, the spacer engaging the reverse lever to substantially limit movement of the reverse lever to rotational movement substantially between the first and second positions, the spacer at least partially disposed within the receptacle, and the cover plate being integral with the spacer. - View Dependent Claims (8, 9, 10, 11)
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12. A reversible ratchet comprising:
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a ratchet body having a drive member for applying torque to a workpiece, the ratchet body defining a receptacle; a rotatable gear positioned in the receptacle and connected to the drive member, a first pawl and a second pawl positioned adjacent to the gear, the first and second pawls engageable with the gear; a cover plate connected to the ratchet body; and a reversing mechanism having a cam portion and a lever connected to the cam portion, the cam portion positioned adjacent to the first and second pawls on a side of the first and second pawls opposite to the cover plate, the lever being switchable between a first position where the cam portion contacts the first pawl so as to cause the first pawl to engage the gear and a second position where the cam portion contacts the second pawl so as to cause the second pawl to engage the gear. - View Dependent Claims (13, 14, 15, 16, 17, 18)
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Specification