WINDOW FRAME SASH FOR VERTICAL DOUBLE SLIDING DOOR AND VERTICAL DOUBLE SLIDING WINDOW USING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide window frame sashes for vertical double sliding doors that comprise a new structure enabling smooth rising and falling movements at any times by achieving improvements as to friction caused by the inclination of window fittings and door fittings and a resulting decrease in operability and to provide vertical double sliding windows comprising a new structure using the sashes. ;SOLUTION: In this window frame sash for vertical double sliding doors, fixed frame parts 4, 4 are attached to the inner peripheral surfaces of opening frames 11 in openings in a building with the openings of the assembling grooves 41, 41,... of the fixed frame parts 4, 4 pointing to the centers of the opening frames 11, and rail frame parts 5, 5 are assembled into the mounting grooves 41, 41,... with the intervention of resilient material portions 6, 6 between the assembling grooves 41, 41,... and the fixed frame parts, and with the end edges 71, 71, 81, 81 of window fittings 7, 8 mounted between the right and left frame parts 5, 5. The rail frame parts 5, 5 are limited into a structure which is constantly energized toward the centers of the opening frames.;COPYRIGHT: (C)2000,JPO