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(11) | EP 1 361 321 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Mechanism for assembling and levelling door and window frames |
(57) This consists of a hollow body, a tongue set at one end of this and a tensioning
rod fitted inside the hollow body from a lower handle pull to the end of the strip.
The handle pull has two sections, one at the end with a section essentially equal
to that of the inside of the hollow body and an interior smaller section, the change
of section acting as a support in the upper tongue traction position. It has a support piece at the top of the chassis and a swivelling and extendible support for the lower part. For application in making frame-holding mechanisms. |