Technical Details

The Triplane built on the success of the earlier Pup

A Sopwith Triplane head-on, revealing marked absence of struttery.
VIA COLINOWERS

The Triplane incorporated many lines comparable with those of its Pup stablemate. Initially, power came from a 110hp Clerget 9Z ninecylinder rotary engine attached to an overhung mounting, and enclosed within a circular open fronted cowling. The cowling was merged into the fuselage’s flat sides using tapered fairings, which were created from spruce stringers attached to formers. Many production aircraft received the more powerful 130hp Clerget 9B unit.

Become a Premium Member to Read More

This is a premium article and requires an active Key.Aero subscription to view. You can also access it if you’re subscribed to one of our Key Publishing magazines.

I’m an existing member, sign me in!

I don’t have a subscription…

Why not join our community of aviation enthusiasts? Pick one of our introductory offers and access a wealth of world-class aviation content.