ES55284U - Closures consisting of a single hollow profile, with external longitudinal grooves that overlap and interlock when the closure is closed (Machine-translation by Google Translate, not legally binding)
- Google Patents
Closures consisting of a single hollow profile, with external longitudinal grooves that overlap and interlock when the closure is closed (Machine-translation by Google Translate, not legally binding)
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Closures obtained with a single type of hollow profiling preferably of metal sheet or palastro, especially closures for doors and windows of one or more wings, movable horizontally or vertically although they can be opened with balanced balancing, characterized in that the closure is constituted by the same profiling that in continuous tape comes from a common profiling machine, it is successively cut to size with arbitrary angles and welded or joined by the ends of the cut to form the frame and the leaf of the closure, said frame and said leaf having the same profile and being assembled reciprocally in opposing opposition to the drawing of the same profiling. (Machine-translation by Google Translate, not legally binding)
ES0055284U1956-07-141956-07-14
Closures made up of a single hollow profile, with external longitudinal grooves that overlap and interpoint when closing the closure
ExpiredES55284Y
(en)
Improvements introduced in the manufacture of blinds for the closure of windows of doors and doors (Machine-translation by Google Translate, not legally binding)