Cranked Hinge, for Butting, Overlay Doors, Brass
- Door width and height
- Door weight
- Door material
Left hand or right hand hinge
To distinguish between hinges with screw-on flanges, view them in open position from the front against the countersunk screw hole side.
If the female flange (= door flange) is on the left, it is a left hand hinge. If it is on the right, it is a right hand hinge.
ⓐ = female flange (= door flange)
ⓑ = male flange (= side flange)
Left hand hinge
Right hand hinge
There are 5 different types of crank.
Crank A, straight hinge
For butting inset or overlay doors.
The hinge pin is positioned centrally between the two flanges.
For set back doors.
One flange is cranked by the material thickness.
Crank C is equivalent to crank B, but causes the door to protrude.
For rebated doors, with shorter female flange.
For butting overlay doors. Door opening angle 270°. The hinge has an external knuckle.
Number of furniture hinges per door
The number of concealed hinges per door depends on:
The number of furniture hinges shown in the diagram is a recommendation and provides a guideline for 600 mm wide doors made from 19 mm chipboard. Trial mounting is recommended. The distance X between the furniture hinges must always be as long as possible for stability reasons.
According to the example diagram two furniture hinges have to be fitted with a door height of 900 mm.