Static structures (e.g. – buildings) – Framing to receive door – doorjamb – or window sash – Retaining feature between frame and reveal
Reexamination Certificate
2005-04-05
2005-04-05
Yip, Winnie (Department: 3637)
Static structures (e.g., buildings)
Framing to receive door, doorjamb, or window sash
Retaining feature between frame and reveal
C052S204560, C052S204620, C052S204700, C049S505000
Reexamination Certificate
active
06874286
ABSTRACT:
The invention provides a window frame construction system (10) comprising an inner frame (12), an apertureless outer frame (18) provided with at least abutment surface (22) projecting towards said inner frame (12) and a plurality of aligning connector units (26) for attaching said inner frame (12) inside said outer frame (18), said unit comprising, a hollow body (28) attachable to said inner frame (12), a nut plate (34) engageable with said inner frame (12) and having an internal screw thread (36) matching an externally screw-threaded portion of said hollow body (28), whereby said hollow body (28) may be adjusted to project a desired distance outwards from said inner frame (12) towards the outer frame (18), and a first rotatable member (40), insertable in a hollow body (28), wherein said first internal rotatable member (40) is provided with a projection (42), an end portion (44) of which faces outwards towards said outer frame (18) for effecting engagement and alignment between said inner and outer frames.
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Banner & Witcoff , Ltd.
MTD Industries Ltd.
Yip Winnie
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