A cursed Thompson? The Dineley sub machine gun with firearm and weapons expert Jonathan Ferguson

Published on July 27, 2022
Duration: 17:28

This video provides an in-depth look at the Dineley submachine gun, a unique firearm from 1932 designed by Mark Dineley. While superficially resembling the Thompson, it features significant differences in scale and internal mechanisms. The expert demonstrates a partial disassembly, focusing on the bolt group, and discusses its historical context and potential design inspirations.

Quick Summary

The Dineley submachine gun, designed in 1932 by Mark Dineley, is a unique firearm that superficially resembles the Thompson SMG but is significantly smaller. It features a finned barrel, wooden grips, and a distinctive micrometer-style rear sight. Despite being tested by the British military, it was not adopted.

Chapters

  1. 00:03Introduction to the Dineley Submachine Gun
  2. 00:19Comparison to the Thompson Submachine Gun
  3. 00:38Designer Mark Dineley and His Background
  4. 01:59Dineley's Monogram and Collection
  5. 03:46Key Differences from the Thompson
  6. 04:43Similarities to the Thompson
  7. 05:55Notable Features: Sights and Barrel
  8. 07:41Cocking Handle and Ejection Port
  9. 08:42Selector Mechanism Analysis
  10. 09:54Magazine Well and Missing Magazine
  11. 10:48Partial Disassembly: Bolt Group
  12. 12:35Bolt Group Withdrawal
  13. 13:00Bolt Construction and Firing Pin
  14. 14:47Military Testing and Evaluation
  15. 15:27Dineley's Firm and Other Designs
  16. 16:12Conclusion: Lost to the Thompson

Frequently Asked Questions

What is the Dineley submachine gun and how does it relate to the Thompson?

The Dineley submachine gun, designed in 1932 by Mark Dineley, shares a superficial resemblance to the Thompson submachine gun due to its layout, finned barrel, and wooden grips. However, it is significantly smaller and features distinct design elements, making it an inspired but unique firearm.

Who was Mark Dineley and what was his role in firearm design?

Mark Dineley was a notable collector and founder of Baptian & Co. He was involved in firearm design, producing the Dineley submachine gun in 1932. He represented a tradition of British innovators designing firearms, often with significant personal resources.

What are the key differences between the Dineley SMG and the Thompson SMG?

The Dineley SMG is considerably smaller, almost child-sized, though its overall length is still substantial. It features a unique micrometer-style rear sight, a different selector mechanism, and its magazine design is unknown, distinguishing it from the Thompson.

Was the Dineley submachine gun ever adopted by any military forces?

The Dineley submachine gun was tested by the British Small Arms Committee. However, it did not see military adoption, as the committee found no role for it, likely due to various issues or the availability of other established firearms like the Thompson.

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