JP4883904B2 - Composite sash enclosure - Google Patents

Description

  The present invention relates to a housing for a composite sash that is housed in a frame provided in a building opening, and more particularly to a housing for a composite sash formed of a composite material in which the outdoor side is made of a metal material and the indoor side is made of a resin material.

2. Description of the Related Art Conventionally, there has been known a casing composed of a composite material in which the outdoor side is made of a metal material and the indoor side is made of a resin material. The box is formed by combining upper and lower horizontal bars and left and right vertical bars into a square shape. A glass body is housed inside the housing to form a shoji. This shoji is generally housed in a frame made of a composite material. As such a composite sash, for example, there is one described in Patent Document 1.
Japanese Patent No. 3507031

  A composite material constituting a conventional casing has been formed by sliding a resin material onto a metal material and fixing it in place by caulking. However, in order to slide the resin material relative to the metal material in this way, a space having a length obtained by adding the length of the metal material and the length of the resin material is required. That is, a large space is required for manufacturing the composite material. Further, when the resin material is fixed to the metal material by caulking, it is difficult to remove the resin material later, so that it is difficult to replace only the resin material and it is difficult to recycle.

  The present invention has been made to solve the above problems, and an object of the present invention is to provide a composite sash casing that can be manufactured in a narrow space and that can be easily removed from a metal material later. And

In order to solve the above problems, a composite sash casing according to the present invention comprises an upper and lower horizontal fence and a left and right vertical fence combined in a square shape, and In the housing of the composite sash composed of the resin cage covering the indoor exposed surface of the metal cage,
The metal cage includes an engaging portion at an inner peripheral end of the indoor surface on the side of the glass opening that houses the glass body, and a second engaging portion at an outer peripheral end of the indoor surface, and the second engaging portion is The distal end portion is bent toward the outdoor side, and the resin rod includes an engaged portion that engages with the engaging portion, and an elastic latching portion that elastically engages with the second engaging portion, elastic hooking portion is provided with a plate-shaped portion having elasticity is formed on the extending plate shape toward the outdoor side from the end portion of the resin rail, tip of the plate-shaped portion is engaged with the second engagement portion be freely case, the elastic engaging portion is configured as characterized in that said engaged portion is resiliently engaged against the second engagement portion in a state hooked to the engagement portion.

Further, the composite sash frame according to the present invention is formed by assembling upper and lower horizontal bars and left and right vertical bars into a rectangular shape , and the horizontal bar and vertical bar are a metal bar on the outdoor side and a chamber of the metal bar. In a composite sash housing composed of a resin cage covering the inner exposed surface,
Among the upper and lower horizontal fences and the vertical fence, the metal fence of the door-to-door fence is provided with an engaging portion at the inner peripheral end of the indoor surface on the side of the glass opening for housing the glass body, and at the outer peripheral end of the indoor surface. 2 engaging portions are provided, and the second engaging portion has a distal end bent toward an outdoor side. An engaged portion that engages with the portion, and an elastic hooking portion that elastically engages with the second engaging portion, the elastic hooking portion extending from the end of the resin bowl toward the outdoor side. A plate-like portion formed in an elongated plate shape and having elasticity is provided, and a tip portion of the plate-like portion is freely engageable with the second engaging portion, and the elastic latching portion is engaged with the engaged portion. In a state where it is hooked to the joint part, it is elastically engaged with the second engaging part,
The metal rod of the summoning rod out of the vertical rods includes an engagement portion at the inner peripheral side end portion of the indoor surface and a third engagement portion at the outer peripheral side end portion of the outdoor surface, and the third engagement portion. Is bent from the metal rod toward the inner peripheral side, and the resin rod of the summon rod among the vertical rods is elastic with the engaged portion engaged with the engaging portion, and the third engaging portion. A summing elastic latching portion that engages in a shape, the summing elastic latching portion being formed in a plate shape extending from the end of the resin bowl toward the inner peripheral side, and having a plate-like portion having elasticity. And the distal end of the plate-like portion is freely engageable with the third engaging portion, and the summing elastic latching portion is in the state in which the engaged portion is hooked on the engaging portion. It is configured to be elastically engaged with the joint portion .

Further, in the composite sash casing according to the present invention, the resin bowl of the summon bowl is formed to have a substantially L-shaped cross section so as to cover the interior surface and the side surface of the metal bowl, and covers the side surface of the metal bowl. The vicinity of the outdoor side end portion of the surface to be formed is formed in a plate shape so as to have elasticity.

  According to the housing of the composite sash according to the present invention, the metal cage is provided with an engaging portion and an elastic engaging portion in the vicinity of both ends of the interior surface in the finding direction, and the resin cage is engaged to be engaged with the engaging portion. And the elastic engagement portion that elastically engages the elastic engagement portion, so that the resin cage can be elastically attached to the metal cage and does not need to be slid. It is possible to easily manufacture a brazing material made of a material in a small space. Moreover, since caulking is not required, only the resin can be removed later. Further, the engaging part is formed at the inner peripheral side end of the metal bowl, and the elastic engaging part is formed at the inner peripheral side end of the metal bowl, whereby the engaged part of the resin basket is made of metal. Since the elastic latching portion can be attached to the elastic engagement portion after being hooked on the inner peripheral surface side end portion of the ridge, the attachment of the resin ridge to the metal ridge can be made easier. Then, the resin cage is formed with a cross-sectional plate in the vicinity of the elastic latching portion so as to have elasticity, so that the elastic latching portion of the resin cage can be firmly attached to the elastic engagement portion of the metal cage. it can.

  Further, according to the housing of the composite sash according to the present invention, the engaging portion of the summoning rod is formed at the inner surface inner side end portion of the metal rod, and the elastic engaging portion is the outer surface outer peripheral side end of the metal rod. By being formed in the portion, the resin bowl can be easily attached to the metal bowl exposed surface of the summon bowl.

  Further, according to the composite sash casing according to the present invention, the resin bowl of the summon bowl is formed to have a substantially L-shaped cross section so as to cover the interior surface and the side surface of the metal bowl, and covers the side surface of the metal bowl. By forming the vicinity of the outdoor end of the surface in the shape of a cross-sectional plate to give elasticity, the elastic latching portion of the resin cage is firmly attached to the elastic engagement portion of the metal cage in the summoning cage Can do.

  Embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a longitudinal sectional view of the case of the present embodiment applied to a sliding sash, and FIG. 2 is a transverse sectional view of FIG. The housing 2 in this embodiment forms a shoji by placing the glass body 3 therein, and the shoji is placed in a framed manner in the frame 1 provided in the opening of the building to form a sash. Therefore, external shoji 4 and internal shoji 5 are provided as shoji. 1 and 2 show the entire sash.

  First, the entire sash will be described with reference to FIGS. The frame 1 includes a metal lower frame 11 made of a metal material, a metal upper frame 21, and left and right metal vertical frames 31 and 31 in a rectangular shape, which are fixed to a building opening. The frame 1 is fixed by screwing the fins 8 provided at the intermediate position in the expected direction over the four circumferences in contact with the building frame. That is, this sash is a so-called semi-external sash. A fixing portion 11d that protrudes toward the indoor side is formed at the lower end of the indoor surface of the metal lower frame 11, and the fixing portion 11d is also screwed to the building frame.

  An outer rail 11a, an inner rail 11b, and a screen door rail 11c are formed on the upper surface of the metal lower frame 11 over substantially the entire length in the longitudinal direction. The screen door rail 11c guides the screen door 6 in the longitudinal direction of the sash. Further, an outer rail 21a, an inner rail 21b, and a screen door rail 21c are formed on the lower surface of the metal upper frame 21 over substantially the entire length in the longitudinal direction. These are formed at positions corresponding to the rails of the metal lower frame 11, and guide the outer shoji 4, inner shoji 5 and screen door 6 in the longitudinal direction of the sash, respectively.

  On the inner peripheral surface of the metal vertical frame 31, an outer projecting portion 31 a is provided over substantially the entire length in the longitudinal direction at a position facing the side surface in a state in which the outer shoji 4 is closed. Moreover, the inner protrusion part 31b is provided over the substantially whole length of a longitudinal direction in the position which opposes the side surface in the state which closed the inner shoji 5. FIG. These are provided in order to ensure the airtightness and watertightness of the sash when the outer shoji 4 and inner shoji 5 are closed.

  An indoor resin frame is provided at the indoor side end of the frame 1 over the entire circumference. An indoor resin lower frame 13 is provided at the indoor side end of the metal lower frame 11. The indoor resin lower frame 13 is housed in a recess formed between the inner rail 11b and the indoor surface of the metal lower frame 11, and further extends toward the indoor side from the indoor surface of the metal lower frame 11. It has the indoor extension part 13a.

  Similarly, the indoor resin upper frame 23 provided at the indoor side end of the metal upper frame 21 is also housed in a recess formed between the inner rail 21b and the indoor surface of the metal upper frame 21, and further the metal upper frame 21. It has the indoor extension part 23a extended toward the indoor side rather than the indoor surface.

  Moreover, the indoor resin vertical frame 33 provided at the indoor side end of the metal vertical frame 31 is more chambered than the internal protrusion 31b with respect to the metal vertical frame 31 on the side facing the inner frame 5 in the closed state. It has an indoor extension part 33a provided on the inner side and extending toward the indoor side. The indoor resin vertical frame 33 attached to the metal vertical frame 31 on the side where the external shoji 4 is arranged is attached to the metal vertical frame 31 on the side where the internal shunt 5 is arranged so that the metal material is not exposed to the indoor side as much as possible. It has an extended portion 33b that extends to the outside of the indoor resin vertical frame 33 to be formed. The extension part 33b is extended to a position in the vicinity of the indoor surface when the external obstacle 4 is closed.

  Next, the external shoji 4 and the internal shoji 5 will be described. These shojis are made by placing the glass body 3 in the inside of a casing 2 in which a lower arm 40 and an upper arm 50, which are recumbent arms, and left and right longitudinal anchors 60, 60 are assembled in a square shape. It is. The housing 2 is made of a composite material in which a metal material is arranged on the outdoor side and a resin material is arranged on the indoor side.

  The lower rod 40 is composed of an outdoor metal lower rod 41 and a plate-shaped resin lower rod 42 attached to the indoor surface. The resin lower collar 42 is engaged with and fixed to the metal lower collar 41. The upper part of the lower rod 40 forms a groove-shaped glass opening 45 having a concave shape so that the glass body 3 can be accommodated while holding the Grechan 7 over the entire length in the longitudinal direction.

  The outdoor side of the glass opening 45 is composed of a metal lower collar 41 and the indoor side is composed of a resin lower collar 42. That is, the outdoor surface of the glass body 3 is supported by the metal lower collar 41, and the indoor surface is supported by the resin lower collar 42. Further, a door wheel 43 is provided at the lower end of the lower arm 40, and the outer shoji 4 is placed on the outer rail 11a, and the inner shoji 5 is placed on the inner rail 11b.

  The upper collar 50 is composed of an outer metal upper collar 51 and a plate-shaped resin upper collar 52 attached to the indoor surface. The resin upper collar 52 is engaged with and fixed to the metal upper collar 51. The lower part of the upper collar 50 forms a groove-shaped glass opening 55 having a concave shape so that the glass body 3 can be accommodated while sandwiching the Grechan 7 over the entire length in the longitudinal direction. As with the lower rod 40, the glass body 3 accommodated therein is supported by the metal upper rod 51 on the outdoor surface and the resin upper rod 52 on the indoor surface.

  The vertical hook 60 has a different shape between the frame-side vertical hook 60a and the summoning hook 60b. The frame-side downpipe 60a is composed of a metal downpipe 61 on the outside of the left and right sides and a plate-like resin downpipe 62 attached to the interior surface. The summon bowl 60b is composed only of a summing metal bowl 63 made of a metal material on the outer shoji 4 side, and the summing metal bowl 63 on the inner shoji 5 side and a plate-like summing resin attached to the indoor exposed surface. It is comprised from 框 64. The summoning metal cages 63, 63 have smoke return portions 63c, 63c on the surfaces facing each other, and they are alternated to ensure the airtightness of the sash.

  Moreover, since the indoor exposed surface in the summon metal 5 of the shoji 5 has two surfaces, the indoor surface and the side surface, the summon resin cage 64 has a substantially L-shaped cross section so as to cover these surfaces. . The summing resin bowl 64 is engaged with and fixed to the indoor surface of the summing metal bowl 63 and the outdoor surface which is the back surface thereof. Therefore, an engaging portion 64 a that protrudes in a substantially vertical direction is formed at the outdoor end portion of the summing resin bowl 64.

  A concave and groove-shaped glass opening 65 is formed on the inner peripheral surface of the metal vertical rod 61 so that the glass body 3 can be accommodated with the Grechan 7 held therebetween. The front end 62a on the inner peripheral side of the resin vertical rod 62 is formed in a substantially U-shaped cross section, which engages with the distal end of the metal vertical rod 61 and presses against the Grechan 7. Therefore, also in the vertical gutter 60, the outdoor surface of the glass body 3 is supported by the metal vertical gutter 61, and the indoor surface is supported by the resin vertical gutter 62, respectively. As a result, the resin downpipe 62 and the Grechant 7 are continuous, and the sash with good aesthetics that does not expose the metal downpipe 61 to the indoor side can be obtained.

  In FIG. 3, the perspective view of the housing 2 used as the external shoji 4 is shown. As shown in this figure, the lower heel 40 and the upper heel 50, and the left and right vertical heels 60, 60, which are horizontal ridges, are assembled into a square shape. The reed is stored in a glass opening 65 of a vertical reed 60 formed in a groove shape and fixed. 3 is a frame-side vertical rod 60a disposed on the vertical frame 30 side in a state in which the external shoji 4 is closed, and the right vertical rod 60 is summed with the vertical rod 60 of the inner shoji 5. It is the summon bowl 60b which will be in a combined state.

  Although the resin material is not provided in the summoning cage 60b of the external shoji 4, the resin longitudinal rod 62 is provided on the indoor surface of the frame-side longitudinal cage 60a. Looking at the upper end surface of the frame-side vertical rod 60a shown in FIG. 3, the upper end surfaces of the metal vertical rod 61 and the resin vertical rod 62 are substantially flush. The same applies to the lower end surface not shown in FIG. Further, the end faces of the metal material and the resin material are also substantially flush with each other at both end faces of the lower heel 40 and the upper heel 50 that are horizontal ridges.

  In FIG. 4, the perspective view of the housing 2 used as the inner impeller 5 is shown. The casing 2 of the inner shoji 5 is also composed of a lower arm 40 and an upper arm 50 that are lying down like the outer shoji 4, and right and left vertical rods 60, 60 that are assembled into a square shape. Is inserted into the glass opening 65 of the vertical rod 60 and fixed. In FIG. 4, the left vertical spat 60 is a summing bar 60b that is in a summing state with the vertical spatula 60 of the shoji 4. The right vertical spat 60 is a frame side vertical bar 60a.

  In the inner shoji 5, both the frame-side vertical rod 60a and the summing rod 60b have indoor exposed surfaces, and therefore, a resin vertical rod 62 and a summing resin rod 64 are attached to each. As shown in FIG. 4, the frame-side vertical rod 60a has a metal vertical rod 61 and a resin vertical rod 62 whose upper end surfaces are stepped and substantially flush with each other. The upper end surfaces of the bowl 63 and the summing resin bowl 64 are stepped and substantially flush. Further, the lower end surfaces of the frame-side vertical rod 60a and the summing rod 60b are the same, and the end surfaces of the metal material and the resin material are substantially flush with respect to both end surfaces of the lower rod 40 and the upper rod 50.

  Next, attachment of the resin material to the metal material will be described. FIG. 5 is a cross-sectional view showing the attachment of the resin lower collar 42 to the metal lower collar 41 in the lower collar 40. 5A shows a state before the resin lower bar 42 is fixed to the metal lower bar 41, and FIG. 5B shows a state where the resin lower bar 42 is fixed to the metal lower bar 41. FIG. The metal lower collar 41 has a concave engaging portion 41a formed at the inner peripheral side end portion of the indoor surface, and an elastic engaging portion 41b formed by bending the tip at the outer peripheral side end portion. The resin lower collar 42 is formed with an engaged portion 42 a corresponding to the engaging portion 41 a of the metal lower collar 41, and an elastic hooking portion 42 b corresponding to the elastic engaging portion 41 b of the metal lower collar 41. Is formed.

  As shown in FIG. 5A, in order to attach the resin lower collar 42 to the metal lower collar 41, the engaged portion 42a of the resin lower collar 42 is hooked on the engaging portion 41a of the metal lower collar 41, The elastic hooking portion 42 b of the resin lower rod 42 is pressed against the elastic engaging portion 41 b of the metal lower rod 41. The elastic latching portion 42b of the resin lower collar 42 is formed so as to have elasticity when the resin lower collar 42 is formed in a plate shape, so that it is elastic against the elastic engagement portion 41b of the metal lower collar 41. It can be engaged and fixed as shown in FIG. 5 (b).

  FIG. 6 is a cross-sectional view showing attachment of the resin upper collar 52 to the metal upper collar 51 in the upper collar 50. FIG. 6A shows a state before the resin upper collar 52 is fixed to the metal upper collar 51, and FIG. 6B shows a state where the resin upper collar 52 is fixed to the metal upper collar 51. The mounting of the resin upper collar 52 on the upper collar 50 is the same as that on the lower collar 40, and the resin upper collar 52 is engaged with the engaged portion 52a of the resin upper collar 52 on the engaging portion 51a of the metal upper collar 51. The elastic latching part 52b of the upper collar 52 is elastically engaged with the elastic engagement part 51b of the metal upper collar 51 to obtain the state shown in FIG.

  FIG. 7 is a cross-sectional view showing the attachment of the resin vertical rod 62 to the metal vertical rod 61 in the frame side vertical rod 60a. FIG. 7A shows a state before the resin vertical rod 62 is fixed to the metal vertical rod 61, and FIG. 7B shows a state where the resin vertical rod 62 is fixed to the metal vertical rod 61. In the metal downpipe 61, an engagement portion 61a is formed at the inner peripheral side end of the indoor surface, and an elastic engagement portion 61b is formed at the outer peripheral end. The resin vertical rod 62 is formed with an engaged portion 62a corresponding to the engaging portion 61a and an elastic latching portion 62b corresponding to the elastic engaging portion 61b.

  The resin stringer 62 is attached to the metal stringer 61 in a state where the engaged part 62a of the resin stringer 62 is hooked on the engaging part 61a of the metal stringer 61 and the elastic latching part 62b of the resin stringer 62 is attached. The elastic engagement portion 61b of the metal vertical rod 61 is pressed and elastically engaged. Thereby, as shown in FIG.7 (b), attachment fixation is made.

  As described above, among the lower rod 40 and the upper rod 50 which are horizontal rods, the frame-side vertical rod 60a among the vertical rods is elastically engaged with the engaging portions in the vicinity of both ends in the direction of finding the interior surface of the metal rod, respectively. The resin bottle includes an engaged portion that engages with the engaging portion, and an elastic latching portion that elastically engages with the elastic engaging portion. Since the resin cage is formed in a plate shape, the elastic latching portion can be made elastic, and by elastically engaging with the elastic engagement portion, the resin cage can be easily and against the metal cage. Can be attached firmly.

  FIG. 8 is a cross-sectional view showing the attachment of the summing resin bowl 64 to the summing metal bowl 63 in the summoning bowl 60b. FIG. 8A shows a state before the summing resin basket 64 is fixed to the summing metal bowl 63, and FIG. 8B shows a state where the summing resin bowl 64 is fixed to the summing metal bowl 63. Show. The summing metal rod 63 is formed with an engaging portion 63a at the inner peripheral end of the indoor surface and an elastic engaging portion 63b at the outer peripheral end of the outdoor surface. The summing resin bowl 64 is formed in a substantially L-shaped cross section so as to cover the interior surface and the side surface of the summing metal bowl 63, and is engaged in correspondence with the engaging portion 63a of the summing metal bowl 63. The elastic latching portions 64b are formed corresponding to the elastic engagement portions 63b.

  As shown in FIG. 8 (a), the summing resin cage 64 is in a state where the engaged portion 64 a of the summing resin cage 64 is hooked on the engaging portion 63 a of the summing metal cage 63. The elastic latching portion 64b is elastically engaged with the elastic engagement portion 63b of the summing metal rod 63. As a result, the summing resin cage 64 can be fixed to the summing metal cage 63 as shown in FIG.

  As described above, the summing bar 60b of the vertical bar is different from the other barb members in that the elastic engagement part 63b is formed on the outer peripheral side end of the outer surface of the summing metal bar 63 and has a substantially L-shaped cross section. The formed summing resin bowl 64 is fixed by being elastically engaged, so that the summing resin bowl 64 is covered with the summing resin bowl 64 while covering the interior and side surfaces of the summing metal bowl 63 with the summing metal. It can be easily and firmly attached to the flange 63.

  Each casing material of the casing 2 in the present embodiment is a resin casing having a plate shape and is attached to the metal casing in a polymerized form. A composite material is prepared by preparing a material and attaching a resin material to a metal material as shown in FIGS. 5 to 8, and then cut into the length of each brazing material in the state of the composite material. By manufacturing in this way, the cutting process can be reduced. This mounting operation can be performed in a space having the length of the metal material and the resin material that constitutes each collar, and the length of the metal material and the resin material is increased as in the case of fixing by slide fitting. A space having the length is not necessary. That is, the mounting operation can be performed even in a narrower space.

  The embodiment of the present invention has been described so far, but the application of the present invention is not limited to this embodiment, and can be variously applied within the scope of the technical idea.

It is a longitudinal cross-sectional view of the sliding sash to which the housing in this embodiment is applied. It is a cross-sectional view of FIG. It is a perspective view of the housing used as an external shoji. It is a perspective view of the housing | casing used as a shoji. It is sectional drawing which showed the attachment with respect to the metal cage | basket of the resin cage | basket in a lower collar. It is sectional drawing which showed the attachment with respect to the metal cage of the resin cage in an upper collar. It is sectional drawing which showed the attachment with respect to the metal cage | basket of the resin cage | basket in the frame side vertical cage. It is sectional drawing which showed the attachment with respect to the metal bowl of the resin bowl in the summon bowl.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Frame body 2 Casing body 3 Glass body 4 External shoji 5 Endoscope 10 Lower frame 20 Upper frame 30 Vertical frame 40 Lower collar 41 Metal lower collar 41a Engaging part 41b Elastic engaging part 42 Resin lower collar 42a Engaged part 42b Elastic hook 50 Upper rod 60 Vertical rod 60a Frame side rod 60b Summoning rod

Claims (3)

Upper and lower horizontal fences and left and right vertical fences are assembled into a square shape, and the horizontal and vertical fences are composed of an outdoor metal cage and a resin cage that covers the exposed surface of the metal cage on the indoor side. In the complex sash enclosure,
The metal cage includes an engaging portion at an inner peripheral end of the indoor surface on the side of the glass opening that houses the glass body, and a second engaging portion at an outer peripheral end of the indoor surface, and the second engaging portion is The distal end portion is bent toward the outdoor side, and the resin rod includes an engaged portion that engages with the engaging portion, and an elastic latching portion that elastically engages with the second engaging portion, elastic hooking portion is provided with a plate-shaped portion having elasticity is formed on the extending plate shape toward the outdoor side from the end portion of the resin rail, tip of the plate-shaped portion is engaged with the second engagement portion be freely case, the elastic engaging section rail of a composite sash, characterized in that said engaged portion is resiliently engaged against the second engagement portion in a state hooked to the engagement portion. Upper and lower horizontal fences and left and right vertical fences are assembled into a square shape, and the horizontal and vertical fences are composed of an outdoor metal cage and a resin cage that covers the exposed surface of the metal cage on the indoor side. In the complex sash enclosure,
Among the upper and lower horizontal fences and the vertical fence, the metal fence of the door-to-door fence is provided with an engaging portion at the inner peripheral end of the indoor surface on the side of the glass opening for housing the glass body, and at the outer peripheral end of the indoor surface. 2 engaging portions are provided, and the second engaging portion has a distal end bent toward an outdoor side. An engaged portion that engages with the portion, and an elastic hooking portion that elastically engages with the second engaging portion, the elastic hooking portion extending from the end of the resin bowl toward the outdoor side. A plate-like portion formed in an elongated plate shape and having elasticity is provided, and a tip portion of the plate-like portion is freely engageable with the second engaging portion, and the elastic latching portion is engaged with the engaged portion. In a state where it is hooked to the joint part, it is elastically engaged with the second engaging part,
The metal rod of the summoning rod out of the vertical rods includes an engagement portion at the inner peripheral side end portion of the indoor surface and a third engagement portion at the outer peripheral side end portion of the outdoor surface, and the third engagement portion. Is bent from the metal rod toward the inner peripheral side, and the resin rod of the summon rod among the vertical rods is elastic with the engaged portion engaged with the engaging portion, and the third engaging portion. A summing elastic latching portion that engages in a shape, the summing elastic latching portion being formed in a plate shape extending from the end of the resin bowl toward the inner peripheral side, and having a plate-like portion having elasticity. And the distal end of the plate-like portion is freely engageable with the third engaging portion, and the summing elastic latching portion is in the state in which the engaged portion is hooked on the engaging portion. A composite sash housing characterized by elastic engagement with a joint . The resin bowl of the summon bowl is formed in a substantially L-shaped cross section so as to cover the interior surface and the side surface of the metal bowl, and the vicinity of the outdoor end of the surface covering the side face of the metal bowl is formed in a plate shape . The composite sash casing according to claim 2, wherein the casing is elastic.

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