That flexibility gives you a much better seal overall, and invaluable peace of mind. A coupling in a metal sleeve with band clamps that can be tightened to seal pipe joints. Though a mission coupling ...

When a copper pipe corrodes and leaks or bursts from freezing, you have to fix it fast. If the leak is pinhole-sized and less ...

Rigid couplings include sleeve or muff couplings which generally clamp to the shafts with grub screws and which may have a keyway machined into the bore for better torque transmission.

This article was originally published with the title “Expansion Sleeve Coupling” in SA Supplements Vol. 11 No. 280supp (May 1881), p. 4464 doi:10.1038 ...

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But, what kind of sleeve? And why on a sleeve and not a pants leg or around your neck? There’s no clear answer. But many legends attempt to get at the heart (it is Valentine’s Day, after all ...