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- Gallup Propeller, Fixed-Pitch, Two-Blade, Wood
Gallup Propeller, Fixed-Pitch, Two-Blade, Wood
Object Details
- Physical Description
- Type: Two-Blade, Fixed-Pitch, Wood
- Diameter: 213.4 cm (84 in.)
- Chord: 21 cm (8.3 in.)
- Engine Application: Unknown
- Summary
- This artifact is from a collection of propellers used by Professor David L. Gallup in 1911 experiments conducted at the Alden Hydraulic Laboratory of the Worcester Polytechnic Institute in Worcester, Massachusetts.
- The Gallup whirling arm experiments were one of the first comprehensive attempts to test the efficiency of propellers in the world. In 1912 the same testing apparatus was used by MIT student Frank W. Caldwell, who went on to become a leader in the development of propeller technology in both government and industry.
- Credit Line
- Gift of Alden Hydraulic Laboratory (Worcester Polytechnic Institute)
- Data Source
- National Air and Space Museum
- Inventory Number
- A19300072000
- Manufacturer
- Worchester Polytechnic Institute
- Restrictions & Rights
- Usage conditions apply
- Type
- PROPULSION-Propellers & Impellers
- Materials
- Wood laminate
- Natural Fabric
- Varnish
- Dimensions
- Rotor/Propeller: 213.4 x 21 x 10.2 x 1.3 x 3.2cm (84 x 8 1/4 x 4 x 1/2 x 1 1/4 in.)
- Bolt Holes: 4
- Country of Origin
- United States of America
- See more items in
- National Air and Space Museum Collection
- Record ID
- nasm_A19300072000
- Usage
- Not determined