LOCK
First Claim
1. A lock for locking retractable aircraft components in a retracted position, the lock comprising:
- a pivotally mounted hook member with a hook portion arranged to maintain a capture pin in a predetermined position when locked;
a pivotally mounted first stage latch assembly having a portion arranged to engage with a portion of the pivotally mounted hook member;
a pivotally mounted second stage latch assembly having a portion arranged to engage a portion of the first stage latch assembly to maintain the first stage latch assembly and hook member in a predetermined locked position; and
an unlocking device arranged to rotate the second stage latch assembly about its pivot such that the first stage latch assembly and hook member rotate about their pivots to an unlocked position to release a capture pin.
3 Assignments
0 Petitions
Accused Products
Abstract
A lock configured to lock retractable devices such as retractable landing gear for aircraft in a retracted position. The lock comprises a pivotally mounted hook member with a hook portion arranged to maintain a capture pin attached for example to retractable landing gear in a predetermined position when locked. A pivotally mounted first stage latch assembly is provided having a portion arranged to engage with a corresponding portion on the pivotally mounted hook member. A pivotally mounted second stage latch assembly is also provided having a portion arranged to engage a corresponding portion of the first stage latch assembly to maintain the first stage latch assembly and hook member in the predetermined locked position.
54 Citations
11 Claims
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1. A lock for locking retractable aircraft components in a retracted position, the lock comprising:
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a pivotally mounted hook member with a hook portion arranged to maintain a capture pin in a predetermined position when locked; a pivotally mounted first stage latch assembly having a portion arranged to engage with a portion of the pivotally mounted hook member; a pivotally mounted second stage latch assembly having a portion arranged to engage a portion of the first stage latch assembly to maintain the first stage latch assembly and hook member in a predetermined locked position; and an unlocking device arranged to rotate the second stage latch assembly about its pivot such that the first stage latch assembly and hook member rotate about their pivots to an unlocked position to release a capture pin. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. (canceled)
Specification