Metal working – Method of mechanical manufacture – Assembling or joining
Patent
1986-12-29
1988-03-15
Echols, P. W.
Metal working
Method of mechanical manufacture
Assembling or joining
29428, 29DIG3, B23P 1102
Patent
active
047303808
ABSTRACT:
A window frame assembly for curved windows comprises a rigid frame member having a curved profile, a flexible frame member, and a plurality of individual window frame core blocks. The blocks are secured serially to the flexible frame member. The blocks and flexible frame member form a subassembly which is secured to the rigid frame member such that the subassembly assumes the curved profile of the rigid frame member. The blocks are preferably wood, the rigid frame member preferably an aluminum clad frame cover, and the assembly preferably provides an aluminum clad, wood core window frame assembly.
REFERENCES:
patent: 2810941 (1957-10-01), Mzinieri
patent: 3844020 (1974-10-01), Hamilton
patent: 4694553 (1987-09-01), Tate, Jr. et al.
Echols P. W.
Rolscreen Company
Wallace Ronald S.
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