Self-locking nut
First Claim
Patent Images
1. A self-locking nut, comprising:
- a nut comprising (i) a substantially cylindrical opening through the center thereof with threads that are adapted to engage with corresponding threads of a spindle, and (ii) at least one cavity;
a washer comprising (i) a substantially cylindrical opening through the center of the washer, and (ii) a locking feature located between an outer circumference of the washer and the cylindrical opening, the locking feature comprising a plurality of ridges located on an outer circumference of the locking feature; and
at least one locking tab located at least partially within said cavity and coupled to said nut with an interference fit, said locking tab slidably coupling the nut to the washer and engaging with the ridges on the outer circumference of the locking feature to resist rotation of the nut with respect to the washer.
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Accused Products
Abstract
A self-locking nut includes a nut; a washer having a locking feature, the locking feature having a plurality of ridges; and at least one locking tab for slidably coupling the nut to the washer and engaging with the locking feature to resist rotation of the nut with respect to the washer.
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Citations
7 Claims
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1. A self-locking nut, comprising:
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a nut comprising (i) a substantially cylindrical opening through the center thereof with threads that are adapted to engage with corresponding threads of a spindle, and (ii) at least one cavity; a washer comprising (i) a substantially cylindrical opening through the center of the washer, and (ii) a locking feature located between an outer circumference of the washer and the cylindrical opening, the locking feature comprising a plurality of ridges located on an outer circumference of the locking feature; and at least one locking tab located at least partially within said cavity and coupled to said nut with an interference fit, said locking tab slidably coupling the nut to the washer and engaging with the ridges on the outer circumference of the locking feature to resist rotation of the nut with respect to the washer. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A self-locking nut, comprising:
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a nut having at least one cavity; a washer comprising (i) a substantially cylindrical opening through the center of the washer, and (ii) a locking feature located between an outer circumference of the washer and the cylindrical opening, the locking feature comprising a plurality of ridges located on an outer circumference of the locking feature; and at least one locking tab located at least partially within said cavity and coupled to said nut with an interference fit, said locking tab slidably coupling the nut to the washer and engaging with the ridges on the outer circumference of the locking feature to resist rotation of the nut with respect to the washer, wherein the at least one locking tab comprises a nut-engaging feature, a washer-engaging tab, a notch, and a locking end, and wherein the notch is engageable with the ridges of the locking feature.
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Specification