Not exact matches
In a piano, increases in humidity and temperature cause the bushings (
hinges in the
mechanical assembly of the piano action around
which one component rotates with respect to another) to swell.
Don't expect it to be anything like ZTE's Axon M,
which technically folds in half but has a
mechanical hinge with two screens on either side.
,
which technically folds in half but has a
mechanical hinge with two screens on either side.