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US 4,205,486 AGranted
Sash structure formed by sections and square connection elements
Assignee1P Industria Chimica per l'Arredamento S.p.A.
InventorEmilio Guarnacci
Life of this patent
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Abstract
A sash structure, formed of angular connection elements which are engaged to the sides of a frame and to which designated components are integrally formed for the functionality of the sashes. Such components as hinges, guide selvages of closure latches and the like are included in the frame structure. The connection elements are formed by the angle or corner of the branches inserted in concurrent sections. Extension portions are employed follow the shape of the sections to complete the corner and combine with the balance of the structure.
Claims5
A sash apparatus structure, including:
- an outer stationary frame and a movable frame hinged thereto;
- angular connection means defined by connection elements engaged with respective side portions of said outer and movable frames, said frames being integrally provided with means to cooperate in the operation of said apparatus, having hinge means and guide selvage of closure latch means;
- side means forming side sections of the outer and movable frames respectively of said apparatus, said angular connection means being formed of a series of corner branch elements inserted in associated side sections of said frames to complete said corner of said apparatus;
- all said frame side sections being equal in said outer frame and said movable frame, the respective outer frame and movable frame corner branch elements being formed with expansion means having respective end surfaces which are substantially co-planar.
1 more element
Dependencies are inferred from the claim text.