eta patchn.

Etymology: < Greek ἦτα, the name of the Greek letter η; it was the designation of the first airship, built in 1913 at the Royal Aircraft Factory, Farnborough, to have this means of attachment.

Aeronautics.

(See quot. 1919.)

ΚΠ

1918 W. E. Dommett Dict. Aircraft 25 Goosefoot, a method of attaching the rigging on the envelope, often called an ‘Eta Patch’.

1919 Gloss. Aeronaut. Terms (Royal Aeronaut. Soc.) 57 Eta patch, a means of attaching rigging to the envelope consisting of a large fan-shaped patch made up of several thicknesses of fabric and reinforced with webbing bands and terminating in a metal ring.

1955 Aeroplane 89 51/1 Because her suspension was distorting the envelope, ‘Eta’ patches were introduced, and cured the trouble.

This entry has not yet been fully updated (first published 1933; most recently modified version published online September 2018).

单词	eta patch
释义	eta patchn. Etymology: < Greek ἦτα, the name of the Greek letter η; it was the designation of the first airship, built in 1913 at the Royal Aircraft Factory, Farnborough, to have this means of attachment. Aeronautics. (See quot. 1919.) ΚΠ 1918 W. E. Dommett Dict. Aircraft 25 Goosefoot, a method of attaching the rigging on the envelope, often called an ‘Eta Patch’. 1919 Gloss. Aeronaut. Terms (Royal Aeronaut. Soc.) 57 Eta patch, a means of attaching rigging to the envelope consisting of a large fan-shaped patch made up of several thicknesses of fabric and reinforced with webbing bands and terminating in a metal ring. 1955 Aeroplane 89 51/1 Because her suspension was distorting the envelope, ‘Eta’ patches were introduced, and cured the trouble. This entry has not yet been fully updated (first published 1933; most recently modified version published online September 2018). < n.1918
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