A piano hinge, also called a continuous hinge, is a long metal hinge that runs the entire length of a door or lid. It gets its name because these hinges were traditionally used on piano lids. In set construction, these hinges are important because they provide smooth, even support along the full length of moving pieces, making them perfect for stage doors, large prop boxes, or scenic elements that need to move. Unlike regular hinges that only attach at a few points, piano hinges spread the weight and stress evenly, which is crucial when building sturdy and safe stage pieces that will be used repeatedly during performances.
Constructed multiple stage doors using Piano Hinges and Continuous Hinges for durability during long performance runs
Designed and built storage solutions for props utilizing Piano Hinges to ensure safe and easy access
Modified existing set pieces by replacing standard hinges with Piano Hinges to improve stability
Typical job title: "Set Builders"
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Q: How do you determine when to use a piano hinge versus regular hinges in set construction?
Expected Answer: A senior set builder should explain that piano hinges are best for heavy-use items, tall/wide doors, or pieces requiring even weight distribution. They should mention considerations like budget, time constraints, and the piece's intended use/lifespan.
Q: How would you modify a set design to make it both portable and durable for touring?
Expected Answer: Should discuss using piano hinges for collapsible elements, explaining how they help create sturdy fold-down pieces that can withstand repeated assembly/disassembly while maintaining alignment.
Q: What safety considerations do you take into account when installing piano hinges?
Expected Answer: Should mention proper spacing of screws, importance of using the right screws for the material, ensuring the hinge is flush and properly aligned, and checking for smooth operation without pinch points.
Q: How do you maintain piano hinges on frequently used set pieces?
Expected Answer: Should discuss regular inspection, lubrication methods, checking for loose screws, and knowing when to replace versus repair hinges to ensure safe operation.
Q: What are the basic steps to install a piano hinge?
Expected Answer: Should be able to explain measuring, marking the placement, pre-drilling holes, ensuring the hinge is level, and proper screw installation techniques.
Q: What tools do you need to install a piano hinge?
Expected Answer: Should list basic tools like measuring tape, pencil, drill, appropriate drill bits, screwdriver, level, and potentially a saw to cut the hinge to size if needed.