JPS61206087U - - Google Patents

Description

[Brief explanation of drawings]

Figure 1 is a front view of this device as seen from the indoor side, Figure 2 is an exploded front view of the main parts, Figure 3 is an exploded perspective view, Figure 4 is a cross-sectional plan view of the mullion, and Figure 5 is 1st
Figure 6 is a longitudinal cross-sectional view along the line X-X, Figure 1 is Y
- Shows a longitudinal section along the Y line. 1... mullion (third frame material), 3... bottom frame (first frame material)
, 6... Lower frame (second frame material), 12... Same-shaped part, 15...
Irregularly shaped part, 16... Notch part, 21... Irregularly shaped part, 22...
Notch part, 23...first irregularly shaped part, 24...second irregularly shaped part, 25...notch part.

Claims (1)

[Scope of utility model registration request] It consists of a combination of first and second frame members whose opposing end surfaces are joined to each other, and a third frame member which is joined to both frame members in a crosswise manner at the joint portion of the two frame members, and the first and second frame members are It has a same-shaped part having a common frame attachment part and different-shaped parts that are different from each other back to back, and a notch for joining a third frame member is formed in each irregular-shaped part at opposite ends of both frame members. The third frame member is provided with first and second irregularly shaped parts back to back, each having a cross-sectional shape equal to the irregularly shaped parts of the two frame members, and the ends of the first and second irregularly shaped parts are connected to the first and second irregularly shaped parts. A sash frame characterized in that it is joined to a notch provided in each irregularly shaped part of two frame members, and the end faces of the same-shaped parts of the first and second frame members are joined to each other to form a continuous frame attachment part. Connecting structure of materials.