Projection screw thread measuring apparatus of 1917

Made:: 1917 in Broughton

maker:: George Cussons Limited

Projection screw thread measuring apparatus of 1917

Details

Category:: Industrial Metrology

Object Number:: 1968-432

Materials:: steel & glass

Measurements:: 24.0157 x 22.4409 x 26.378 in.; 61 x 57 x 67 cm

type:: profile measuring projector

credit:: National Physical Laboratory.

Cite this page

Rights

We encourage the use and reuse of our collection data.

Data in the title, made, maker and details fields are released under Creative Commons Zero . Descriptions and all other text content are licensed under a Creative Commons Attribution 4.0 licence

Download

Download catalogue entry as json

Download manifest IIIF

Our records are constantly being enhanced and improved, but please note that we cannot guarantee the accuracy of any information shown on this website.

Parts

Mirror support bracket for the projection screw thread measuring apparatus.

Mirror support bracket for the projection screw thread measuring apparatus.

Mirror support bracket for the projection screw thread measuring apparatus.

Measurements:: overall: 3.937 x 7.874 x 11.811 in.; 10 x 20 x 30 cm

Materials:: steel

Object Number:: 1968-432 Pt1

type:: profile measuring projector- bracket

Image ©: The Board of Trustees of the Science Museum

Support brackets for the mast of the projection screw thread measuring apparatus

Support brackets for the mast of the projection screw thread measuring apparatus

Two wall support brackets for supporting the mast of the projection screw thread measuring apparatus.

Materials:: steel

Object Number:: 1968-432 Pt2

type:: profile measuring projector- bracket

Image ©: The Board of Trustees of the Science Museum

Mirror for the projection screw thread measuring apparatus

Mirror for the projection screw thread measuring apparatus

A mirror for the projection screw thread measuring apparatus.

Measurements:: overall: 8 1/2 x 6 1/2 x 1/2 in.; 21.59 x 16.51 x 1.27 cm

Materials:: steel (metal)

Object Number:: 1968-432 Pt3

type:: profile measuring projector- bracket

Image ©: The Board of Trustees of the Science Museum

3 blue print drawings associated with the projection screw thread measuring apparatus

3 blue print drawings associated with the projection screw thread measuring apparatus

3 blue print drawings associated with the projection screw thread measuring apparatus.

Materials:: paper

Object Number:: 1968-432 Pt4

type:: profile measuring projector- drawings