Max Heim wrote:
> <snip> many if not most multi-bladed radiator fans I've seen have asymmetrical
> blades. I don't know the reason, I just imagined it was to avoid harmonic
> vibrations...
If engineers designed the fan it was for noise cancellation of a sort. It
prevents
harmonics, resonance, drumming... If Lucas designed the fan, it was a screw up
;^)
Jim
microdoc@apk.net
1999 BMW R1100RT Very Black... of course
BMW RA #25289 MOA #89329
1972 Suzuki TS185 Dual Sport, Very sort of orange. For Sale
2000 Audi A4 Quattro Avant Very Silver
1960 MGA 1600 Very Red
1974 MGB-GT Damask Red (Very Burgundy)
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