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US 5,350,136 AGranted
Nacelle arrangement
AssigneeUnited Technologies Corporation
InventorsHarold T. Prosser, Joseph L. Forsyth, Lewis J. Frost
Life of this patent
Estimating the term…
Abstract
An inner cowl 30 is attached to outer cowling 26. When it is opened it rotates around hinge line extension 36. Latch band 38 has an arcuate upper link 44 secured to anchor 40. A lower link 50 circumferentially slides around the cowl on opening. The latch 52 which secures the lower link is located in a lower gradient where it is visible and accessible.
Claims3
A nacelle arrangement comprising:
- a support structure;
- an outer cowl, formed of two clamshell doors, each hinged to said support with hinges having axially extending axes;
- two inner cowl clamshell doors concentrically supported from and within said outer cowl, and extending axially rearward of said outer cowl, whereby said inner cowl clamshell doors pivot around said axially extending axis on opening and closing, and having two upper quadrants and two lower quadrants;
- an engine centrally located within said inner and outer cowls;
- a latch band on each of said inner cowl doors;
- a latch band anchor on said engine at the top thereof;
- said latch band comprising an arcuate upper link pivotally secured to said anchor, a lower link pivotally secured to said upper link, circumferentially slidable in said cowl and extending into a lower quadrant when said cowl is in the closed position;
- and
- a latch secured to each lower link in a lower quadrant for placing said link in tension.
6 more elements
Dependencies are inferred from the claim text.