Device for turnable windows

E - Fixed Constructions – 06 – B

Patent

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Details

E06B 3/40 (2006.01) E05C 9/04 (2006.01) E05D 15/44 (2006.01) E06B 3/50 (2006.01) E05D 15/30 (2006.01)

Patent

CA 2304600

The invention concerns a device for turnable windows comprising a frame (2) and a casement (1). The frame (2) is formed on each one of two facing side faces with a longitudinal groove (9). The casement (1) is piv-otally mounted on a link-arm mechanism (3, 7) and on two oppositely directed edge side faces said casement (1) is formed with a guide bushing (8a, 8b), said bush-ings travelling in their associated one of said longitudinal grooves (9). By means of a rotatable lever (12) said bushings are arranged to be extended or retracted simul-taneously in pairs out of respectively into said grooves (9). When two of said guide bushings (8a and 8b, respectively) engage in one longitudinal groove (9) each, said casement (1) may be pivoted in the reverse direction over half a turn and be closed in said reversed posi-tion by retraction of the two non-engaged guide bush-ings (8a and 8b, respectively) and renewed extension thereof into renewed engagement in one groove (9) each. From this closed position said casement (1) may be pivoted in the reverse direction by renewed retraction of the last-mentioned two guide bushings (8a and 8b, respec-tively) out of engagement with said grooves (9) or, alternatively, may continue to be pivoted in the same direction by retraction of the two remaining guide bushings (8a and 8b, respectively) out of engagement with the grooves (9).

L'invention concerne un dispositif pour fenêtres pivotantes comprenant un cadre (2) et un châssis (1). Le cadre (2) présente, sur chacune des faces des deux côtés en vis-à-vis, une rainure (8) longitudinale. Le châssis (1) est monté pivotant sur un mécanisme (3, 7) à bras de liaison et sur deux faces opposées des côtés de bordure. Ledit châssis (1) présente des douilles de guidage (8a, 8b) qui se déplacent dans des rainures (9) longitudinales correspondantes. Un levier (12) rotatif permet de déployer ou de rétracter simultanément lesdites douilles de guidage par paire respectivement dans les rainures (9) et hors de celles-ci. Lorsque deux desdites douilles de guidage (respectivement, 8a et 8b) rentrent chacune dans une rainure (9) longitudinale, le châssis (1) peut pivoter en sens inverse sur un demi-tour et peut être fermé dans cette position inversée par rétraction des deux douilles (respectivement, 8a et 8b) libres et leur redéploiement dans chacune des rainures. A partir de cette position fermée, le châssis (1) peut pivoter en sens inverse par une nouvelle rétraction des deux douilles de guidage (respectivement, 8a et 8b) susmentionnées permettant de les faire sortir des rainures (9) ou alors, le châssis peut continuer à pivoter dans le même sens par rétraction des deux douilles de guidage (respectivement, 8a et 8b) restantes hors des rainures (9).

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