Holtz influence machine
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492 x 362 Pixel (76127 Bytes)
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A Holtz influence machine (an electrostatic generator).
Legend:
R : Pulley to rotate the non-fixed disk
A, A' : Holes in the fixed glass disk
S, S' : Paper coverings of A, A'
s, s' : Points from S, S' towards the centers of A, A'
K, K' : Adjustable brass bars
Licens:
Public domain
Yderligere oplysninger om licens til billedet kan findes her. Sidste ændring: Sat, 17 Apr 2021 13:57:53 GMT
