File:US336505-Atkinson Opposed Piston Engine.png

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Description Patent drawing of the Atkinson Opposed Piston Engine
Date
Source US Patent US336505
Author James Atkinson
Permission
(Reusing this file)
Public domain The text and illustrations of US patents published before March 1, 1989 are in the public domain unless the patent text contains a specific notice that portions are copyrighted. See 37 CFR 1.71(d), 37 CFR 1.84(s)

The original patent contains no such notice, so its contents are in the public domain. Note: This only applies to images published before March 1, 1989. Patents published after that date are most likely copyrighted, unless in the public domain for another reason, such as {{PD-ineligible}}.

  • A pump pistion
  • B working pistion
  • C main crank shaft
  • D horizontal cylinder
  • E beam
  • F beam
  • G crank pin
  • H crank-disk
  • I exhaust valve
  • L small tube (kept red hot by means of an external flame)
  • K self acting suction valve

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inception

20 May 1885Gregorian

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Date/TimeThumbnailDimensionsUserComment
current16:55, 13 February 2023Thumbnail for version as of 16:55, 13 February 20231,473 × 1,830 (122 KB)MichaelFreytransparancy
09:59, 22 February 2015Thumbnail for version as of 09:59, 22 February 20151,473 × 1,830 (78 KB)MichaelFrey{{Information |Description=Patent drawing of the Atkinson Opposed Piston Engine |Source=US Patent US336505 |Date=20. Mai 1885 |Author=James Atkinson |Permission={{PD-US-patent-no notice}} |other_versions= }} Category:Atkinson Gas Engine
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