piano hinge

American  

noun

1. a long narrow hinge that runs the full length of the two surfaces to which its leaves are joined.

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Etymology

Origin of piano hinge

First recorded in 1925–30

Example Sentences

Keep in mind that drawers can really add to the cost, so opting for a seat that lifts via a piano hinge can deliver savings while offering storage.

From Washington Post

Material Concerns: The 78-year-old American brand has packed this toughie with doubled-up security: on one side, there’s a metal “piano hinge,” while the other has two hefty TSA-approved number locks.

From The Wall Street Journal

It’s reasonably slim, and with fluid design flair, meeting perfectly with the screen on the other side of an unobtrusive piano hinge that flows well with the design chi’i.

From Forbes

The strong piano hinge is a sensible body design move.

From Forbes

The piano hinge acts as a heat sink, but it’s not nearly enough to completely cool the unit after long periods.

From Forbes