Kulkas Einstein

Kulkas Einstein–Szilard atau kulkas Einstein adalah sebuah jenis kulkas yang tak memiliki bagian-bagian bergerak, beroperasi pada tekanan mutlak, dan hanya memerlukan sumber panas untuk beroperasi. Alat tersebut diciptakan pada 1926 oleh Albert Einstein dan mantan muridnya Leó Szilárd, yang mempatenkannya di AS pada 11 November 1930 ().

Referensi 
 Einstein, A., L. Szilárd, "Refrigeration" (Appl: 16 December 1927; Priority: Germany, 16 December 1926) , 11 November 1930.
 Einstein, A., L. Szilárd, "Accompanying notes and remarks for Pat. No. 1,781,541". Mandeville Special Collections Library USC. Box 35, Folder 3, 1927; 52 pages.
 Einstein, A., L. Szilárd, "Improvements Relating to Refrigerating Apparatus." (Appl: 16 December. 1927; Priority: Germany, 16 December 1926). Patent Number 282,428 (United Kingdom). Complete accept.: 5 November 1928.

Pranala luar 
 Flanigan, Allen, " (German site) Wolfgang Engels from the University Oldenburg rebuilt the original concept— the housing is manufactured out of concrete, i.e. the total mass of the completed apparatus is around 400 kg with 20 kg of alcohol in the refrigeration cycle. The project was completed in 2005.
 Patent document US1781541 (European Patent Office)
 Patent document GB282428 (European Patent Office)
 How kerosene refrigerators work. Archived version of page.

Albert Einstein