The high-precision BK Series of bellows couplings from R+W, a German company, are used to connect shafts up to 180 mm in diameter. The high-precision BK Series of bellows couplings from R+W, a German ...
Backlash-free metal bellows couplings have long been available from Rino Industries Ltd, the precision engineered components specialist based in Chesterfield, but there is now a pluggable version too.
Andrew/R+W: As far as extending the life of a coupling, several options exist. Using a doublewalled stainless steel bellow can make for a much stronger flexible element than helical or beam cutting of ...