Tertiary lock
AssigneeWoodward, Inc.
InventorsJoseph Thomas Kopecek, Julian Sweet
Life of this patent
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Abstract
The subject matter of this specification can be embodied in, among other things, a thrust reverser tertiary lock apparatus that includes a probe affixed to an aircraft engine frame and having a shaft having a barb at a first end and configurable to a first configuration and a second configuration, and a receiver affixed to a thrust reverser transcowl slider configured to accommodate the barb and having an end wall with an aperture defined therein, the aperture shaped to permit escapement of the barb in the first configuration and prevent escapement of the barb in the second configuration.
Claims6
A thrust reverser tertiary lock apparatus comprising:
- a probe affixed to an aircraft engine frame and comprising a shaft having a barb at a first end and rotatable about an axis to a first configuration and a second configuration;
- and
- a receiver affixed to a thrust reverser transcowl slider or door configured to accommodate the barb and comprising an end wall having an aperture defined therein, the aperture shaped to permit escapement of the barb in the first configuration and prevent escapement of the barb in the second configuration;
- wherein the barb comprises a bevel configured to contact an edge of the aperture and urge rotation of the barb about the axis from the second configuration to the first configuration during penetration of the aperture by the barb.
Dependencies are inferred from the claim text.