Locking apparatus for nut
First Claim
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1. A locking apparatus for a nut comprising:
- an annular tab washer and an arcuate tab plate, wherein the annular tab washer is configured to engage one side face of the nut,the annular tab washer includes a first radially inner tab configured for engagement with an element adjacent the nut and a radially outer tab configured for engagement with the radially outer circumference of the nut, andthe arcuate tab plate includes a planar face configured for engagement with the other side face of the nut, a second radially inner tab configured for engagement with the element, and an arcuate slot in the planar face configured to facilitate fixing of the tab plate to the nut.
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Abstract
A lock nut includes a lock tab washer for fixing thereof. One or more tab plates are provided for fixing to a flank face of the nut. The tab plates have a radially inner tab to prevent relative rotation thereof, and provide a secondary locking function. Bolts attach the tab plates, and have individual lock washers.
18 Citations
12 Claims
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1. A locking apparatus for a nut comprising:
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an annular tab washer and an arcuate tab plate, wherein the annular tab washer is configured to engage one side face of the nut, the annular tab washer includes a first radially inner tab configured for engagement with an element adjacent the nut and a radially outer tab configured for engagement with the radially outer circumference of the nut, and the arcuate tab plate includes a planar face configured for engagement with the other side face of the nut, a second radially inner tab configured for engagement with the element, and an arcuate slot in the planar face configured to facilitate fixing of the tab plate to the nut. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A locking apparatus for a nut comprising:
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an annular tab washer and an arcuate tab plate, wherein the annular tab washer is configured to engage one side face of the nut, the annular tab washer includes a first radially inner tab configured for engagement with an element adjacent the nut and a radially outer tab configured for engagement with the radially outer circumference of the nut, and the arcuate tab plate includes a planar face configured for engagement with the other side face of the nut, a second radially inner tab configured for engagement with the element, and an arcuate slot in the planar face configured to facilitate fixing of the tab plate to the nut, a locking nut, the nut including castellations around the outer periphery thereof, a radially outer tab being for engagement in one of the castellations, and the nut including a circumferential array of threaded fasteners on the other side face whereby an arcuate tab plate may be secured via an arcuate slot thereof, wherein each of the fasteners comprises a female screw thread in the nut, and a male screw-threaded component for respective engagement with a female screw thread, and a lock washer for each the male component, each the lock washer comprising a first tab for anti-rotational engagement with an arcuate tab plate, and a second tab for anti-rotational engagement with the respective male component.
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Specification