Are you looking for a hinge that is not or hardly visible? Then a concealed hinge is the solution. From the shape of the frame part you can see that space has been created to make the rotating part move. concealed hinges are always custom made, tailored to your situation.
A selection from our lookbook
Do you need a custom concealed hinge?
Are you looking for custom concealed hinges? We produce concealed hinges for various applications, entirely customer-specific.
At BOSCH Hinges everything is custom made. That’s why we don’t have a catalog. The possibilities are only limited by your imagination. You come up with it, we make it. From small to large series, from simple to complex. And with fast delivery times thanks to our streamlined production processes. Whether the hinges need to be extra thick, large or flexible: custom-made, fast delivery. Do you want 25 or 2500 pieces?
The hinge knuckle is the circular part. Also called bead or loop. The knuckles of the two different clasps usually alternate around the pen.1 of 10 Pin
The pin connects the two (or more) hinge leafs.2 of 10
The pin diameter determines the thickness of the pin, measured in diameter.3 of 10 Leaf
The leaf or blade of the hinge is the rotating or fixed part of a hinge.4 of 10
The leaf width is the distance from the end of the leaf to the center of the pin.5 of 10
The leaf thickness is the thickness of the hinge.6 of 10
The hinge width is the total width of the open hinge: measured at right angles to the pin.7 of 10
The knuckle length is the length from one end to the other end of a single knuckle, parallel to the pin. Usually this is a fixed size, e.g. 30mm, 25mm, 20mm, etc.8 of 10
The end play is the light axial movement between the knots over the axis of the pen. This is caused by the small space between the nodes, which causes the leaf to hinge.9 of 10
The hinge length is the total length of the hinge measured over the leaf parallel to the pin.10 of 10