Szomański, CB-17, yet unknown aircraft

Description

Producer (type):

Propeller No.: 10643 typ CB-17

Production Date: 1939

Pitch: ???

Diameter: 2560 mm - measured

Engine:

Country of Origin: Poland

Used on:

Photo 1. Type markings. Photo: M.Peikert

Photo 2. Missing Sheathing Element. Photo: M. Peikert

Photo 3. Hub- the Reverse Side. Photo: M.Peikert

About propeller. Most likely designed by engineer Jerzy Bukowski in 1938 and produced in 1939. Exibited in → Muzeum Techniki Warsaw (2015), now known as Narodowe Muzeum Techniki in organizing process.

Construction. The propeller lamination consists of 10/11, ash plies. Propeller coating by black Tonkilaque. The outboard length of 765 mm of leading edge has aluminum sheathing.

Aircraft and Engine. The prop has late coding of Szomański’s type. We will really appreciate for any information about it.

References:

Period Advert. Szomański.