| 摘要 |
FIELD: construction.SUBSTANCE: fixation device of half-opened flap refers to the catches and other locking devices for flaps mainly for windows or doors of buildings, in particular to the devices for limiting the opening of doors and flaps and for their fixation in the half-open position by means of the movable elements arranged on the frame and flap, engaged and disengaged in order to provide the further opening only when the flap is closed. Device comprises a hook and patch designed with possibility of hinged fastening. Hook is designed as hinged catch, two engaging lips are made on the hook, bent towards each other with possibility of passing through two cavities made in the opposite longitudinal edges of pad and engagement over these opposite longitudinal edges of pad, in this case at least one transverse lip is made at the end of patch with possibility of interaction with the engaging lip.EFFECT: improvement of the device.2 cl, 9 dwg |
