JP2009068253A - Window for pet - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a window for pet capable of improving quality of its design including design of a middle rib. <P>SOLUTION: This window for pet is constituted by storing a door body 21 capable of freely swingly opening and closing in the indoor and outdoor directions in a frame body 20 attached to a lower part of a sash screen 2, providing the middle rib 33 extended vertically in the frame body 20, providing the door body 21 on one side of the middle rib 33 to freely swingly open and close, providing a glass body 22 on the other side of the middle rib 33 in a mated and fixed manner, storing a glass door 23 capable of blocking the door body 21 on an indoor side more than the door body 21 of the frame body 20 and the glass body 22 to slide freely in the right and left directions, constituting the middle rib 33 by a middle rib main body 50 made of a metallic material and arranged on an outdoor side and a resin cover 51 attached to an indoor side of the middle rib main body 50, and forming a holding part 54 for holding an airtight member 57 abutted on the glass door 23 in the resin cover 51 along the longitudinal direction. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a pet window provided with a door body that is provided under a sash shoji and allows pets to enter and exit, and more particularly, to a pet window with improved design of a central bone that partitions a door body and an adjacent glass body. .

2. Description of the Related Art Conventionally, for a sash of a house, a pet window is known in which a swingable door body is provided so that the pet can freely enter and exit the room. The pet window is provided in the lower part of the sash shoji, and is configured such that the door body is swingably accommodated in a frame body formed by framing the upper and lower frames and the left and right vertical frames. In addition, a middle frame is provided in the left and right middle portion of the frame body from the upper frame to the lower frame, a door body is accommodated on one side of the middle frame, and a glass body is fitted on the other side and accommodated in a killing manner. . Furthermore, the door of the door and the glass body are housed in such a manner that the glass door is slidable left and right so that the door can be closed. An example of such a pet window is disclosed in Patent Document 1, for example.
Noto 2538138

  Grooves for holding the door and glass body are formed along the longitudinal direction on both the left and right side surfaces of the central bone, and an airtight material for ensuring airtightness with the glass is provided on the indoor side surface. ing. Since the middle bone has a slightly complicated structure in this way, in the conventional pet window, the interior side of the frame was covered with a resin material to improve the design. In addition, since the inner bone is made of only a metal material, the designability cannot be sufficiently improved.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a pet window capable of improving the designability including the inner bone.

In order to solve the above-mentioned problem, a pet window according to the present invention is a pet window in which a door body that can swing open and close in the indoor and outdoor directions is housed in a frame body attached to a lower part of a sash shoji.
Inside the frame body is provided with a vertically extending middle bone, the door body is provided on one side of the middle bone so as to be able to swing open and close, and a glass body is fitted on the other side of the middle bone to be provided in a killing manner, A glass door capable of closing the door body is slidably placed in the left-right direction on the indoor side from the door body and glass body of the frame body,
The central bone is made of a metal material and includes a central bone body disposed on the outdoor side and a resin cover body attached to the indoor side of the central bone body, and the resin cover body is in contact with the glass door. A holding portion for holding the airtight material is formed along the longitudinal direction.

  The pet window according to the present invention is characterized in that the resin cover body is formed with a hole for receiving a stopper capable of restricting sliding of the glass door.

  Further, in the pet window according to the present invention, the interior side surface of the middle bone main body is separated from the resin cover body at the hole portion of the resin cover body, and the stopper is inserted from the hole portion. It is comprised so that it may be accommodated so that it may contact | abut to the indoor side surface.

  Furthermore, in the pet window according to the present invention, the resin cover body includes a door holding portion that holds an edge portion of the door body from the indoor side, and a glass holding portion that holds the edge portion of the glass body from the indoor side. And one or both of them.

  According to the pet window of the present invention, the middle bone is made of a metal material and is composed of a middle bone main body disposed on the outdoor side, and a resin cover body attached to the indoor side of the middle bone main body. By forming a holding portion that holds the airtight material that comes into contact with the glass door along the longitudinal direction, the indoor exposed surface can be made of a resin material while maintaining the function of the inner bone. Even if the window is attached to the sash shoji of the composite sash, the design can be prevented from being impaired.

  In addition, according to the pet window of the present invention, the resin cover body is formed with a hole for receiving a stopper capable of restricting sliding of the glass door. The movement can be restricted, and the glass door can be moved unexpectedly, and the door can be opened and closed in this state, thereby preventing the glass door from being damaged.

  Furthermore, according to the pet window of the present invention, the interior side surface of the middle bone main body is separated from the resin cover body at the hole portion of the resin cover body, and the stopper is inserted from the hole portion to the indoor side surface of the middle bone body. By being accommodated so as to abut, the stopper can be accommodated in the middle bone so that it does not protrude greatly from the inner surface of the middle bone, and it can be prevented from interfering with the glass door and the design can be improved. .

  Furthermore, according to the pet window of the present invention, the resin cover body includes a door holding portion that holds the edge portion of the door body from the indoor side, and a glass holding portion that holds the edge portion of the glass body from the indoor side. By having either one or both, it is possible to provide a resin cover body and increase the designability without increasing the prospective dimension of the inner bone.

  Embodiments of the present invention will be described in detail with reference to the drawings. In FIG. 1, the front view which attached the window for pets of this embodiment to the sash shoji is shown. The pet window 3 is a sash attached to the opening of the building, and is provided in the sliding sash in which the sash shoji 2 is stored so as to be able to run. FIG. 1 shows a sash shoji 2 used for such a sliding sash, and a pet window 3 is provided below the sash shoji 2. By providing the pet window 3 in the sash shoji 2, the pet can enter and exit the room.

  The sash shoji 2 is composed of an upper eave 10, a lower eave 11, and left and right vertical eaves 12, 12 which are assembled into a square shape, and further, an intermediate rail 13 extending between the left and right eaves 12, 12 is provided at the lower part. It has been. A shoji glass body 16 is accommodated in an area surrounded by the upper fence 10, the vertical fence 12 and the middle rail 13. On the other hand, the pet window 3 is placed in a region surrounded by the lower rod 11, the vertical rod 12 and the middle rail 13.

  The pet window 3 has a central bone 33 extending in the vertical direction. A door body 21 that can swing in the indoor and outdoor directions is disposed on one side of the central bone 33, and a glass body 22 is disposed on the other side. Arranged in a slamming manner. A glass door 23 slidable in the left-right direction is provided on the indoor side of the door body 21 and the glass body 22.

  FIG. 2 shows a perspective view of the pet window 3. As shown in this figure, the pet window 3 has an upper frame 30, a lower frame 31, and left and right vertical frames 32, 32 in a frame 20 formed in a rectangular shape, and a door 21 in an indoor / outdoor direction. In addition to being housed in a swingable manner, the glass body 22 is fitted in a slaughter shape, and the glass door 23 is housed in a slidable manner.

  The door body 21 is configured to include a door glass body 41 in a flange 40 that is formed in a substantially rectangular shape and is housed in an area surrounded by an upper frame 30 and a lower frame 31, one vertical frame 32, and a middle bone 33. The collar 40 is supported by one vertical frame 32 and the middle bone 33 so as to be swingable. In addition, lock operation units 43 are provided on the left and right sides of the lower portion of the collar unit 40. All of the lock operating portions 43 are slidable in the left-right direction, and the sliding of the door body 21 can be locked by sliding the door body 21 outward from the central portion side in the left-right direction.

  The middle bone 33 is disposed so as to extend from the upper frame 30 to the lower frame 31 of the frame body 20, and a stopper 60 is provided at the lower portion of the indoor surface. The stopper 60 is provided with an in / out portion 62 that can be moved in and out by operation, and the glass door 23 does not slide toward the door body 21 side by projecting the in / out portion 62 in a state where the glass door 23 is on the glass body 22 side. Restrict movement.

  The glass door 23 is formed to have substantially the same width as the glass body 22 in the left-right direction, and an upper end edge and a lower end edge are slidably held by the upper frame 30 and the lower frame 31, respectively. Thereby, the glass door 23 can be slid to the door body 21 side from the state shown in FIG. 4, thereby closing the door body 21.

  FIG. 3 shows a longitudinal sectional view of the sash provided with the pet window 3, and FIG. 4 shows a transverse sectional view of the sash provided with the pet window 3. As shown in each of these figures, the sash is configured by placing two sash shojis 2 in a sliding manner in a rectangular sash frame 1 provided in a building opening.

  Since the sash shoji 2 is arranged in a sliding manner, the sash shoji 2 is provided inside and outside the sash frame 1. Among these, the pet window 3 is provided in the lower part of the sash shoji 2 arrange | positioned on the outdoor side. As described above, the sash shoji 2 disposed on the outdoor side has the upper heel 10 and the lower ridge 11 and the left and right vertical ridges 12 assembled in a square shape. An intermediate rail 13 parallel to the eaves 11 is provided. The upper rod 10, the lower rod 11 and the vertical rod 12 are all provided with a concave glass insertion groove 14 on the inner peripheral surface, and concave glass insertion grooves 14 are also formed on the upper surface and the lower surface of the middle rail 13, respectively.

  The shoji glass body 16 accommodated in the upper part of the sash shoji 2 was formed to have a substantially U-shaped cross-section, with the edges of the upper shovel 10, the vertical shovel 12, and the glass insertion groove 14 of the middle rail 13 being fitted over the entire circumference. The glass insert groove 14 is sandwiched between the indoor outer walls via the Grechan 15. Further, the edge of the pet window 3 is housed in the glass insertion groove 14 of the lower rod 11, the vertical rod 12 and the intermediate rail 13 over the entire circumference, and is sandwiched between the indoor walls of the glass insertion groove 14 through the Grechan 15. The That is, the pet window 3 is attached to the sash shoji 2 with the same attachment structure as the shoji glass body 16.

  The structure for attaching the pet window 3 to the sash shoji 2 will be described in more detail. 5 shows an enlarged view of the vicinity of the middle rail 13 in FIG. 3, and FIG. 6 shows an enlarged view of the vicinity of one vertical shaft 12 in FIG. As shown in FIG. 5, the middle rail 13 is composed of a metal middle rail 13a on the outdoor side and a resin middle rail 13b provided so as to cover the inner side surface of the metal middle rail 13a. Further, the glass insertion grooves 14 formed on the upper surface and the lower surface of the intermediate rail 13 are respectively formed by the metal intermediate rail 13a on the outdoor side wall and the resin intermediate rail 13b on the indoor side wall.

  The upper frame 30 constituting the frame body 20 of the pet window 3 has a concave door body holding portion 34 that holds the door body 21 on the inner peripheral surface side, and a concave glass door holding portion 35 that holds the glass door 23. And are formed. Further, the indoor side surface 36a and the outdoor side surface 36b of the upper frame 30 are opposed to each other with a distance substantially equal to the thickness of the shoji glass body 16 that is a double-glazed glass, and the indoor side surface 36a and the outdoor side surface 36b are opposed to each other. A held portion 36 is configured to be held in the glass insertion groove 14 via the Grechan 15. Since the indoor side surface 36a and the outdoor side surface 36b are opposed to each other with an interval substantially equal to the thickness of the double glazing, the indoor side wall 15a and the outdoor side wall 15b of the Grechan 15 formed in a substantially U-shaped cross section are respectively provided. Pressure contacted. As a result, the edge of the upper frame 30 can be inserted into the glass insertion groove 14 of the intermediate rail 13 in the same manner as the shoji glass body 16, and can be fixed via the Grechan 15. Further, most of the indoor side surface 36a and the outdoor side surface 36b constituting the held portion 36 are covered with the indoor side wall 15a and the outdoor side wall 15b of the Grechan 15. For this reason, most of the upper frame 30 is covered with the Grechan 15, and the portion exposed to the outside is made small.

  As shown in FIG. 6, the vertical frame 32 of the pet window 3 is also fixed to the sash shoji 2 with the same structure as the upper frame 30. That is, the vertical frame 32 is formed with an indoor side surface 36a and an outdoor side surface 36b having an interval substantially equal to the thickness of the multilayer glass, and constitutes a held portion 36. The held portion 36 is inserted into the glass. It is inserted into the groove 14 and is clamped and fixed via the Grechan 15. Also in the vertical frame 32, the indoor side wall 15a and the outdoor side wall 15b of the Grechan 15 substantially cover the indoor side surface 36a and the outdoor side surface 36b of the held portion 36. The exposed part is made smaller. Although an enlarged view of the lower frame 31 is not shown, the lower frame 31 is fixed to the sash shoji 2 with the same structure as the upper frame 30 and the vertical frame 32, and most of the frame is covered with the Grechan 15 so that the portion exposed to the outside is reduced. ing.

  As described above, the held portion 36 having a width substantially equal to the thickness of the multilayer glass is formed on the upper frame 30, the lower frame 31 and the vertical frame 32 constituting the frame body 20, and most of them are covered with the Grechan 15. Since it is fixed to the glass insertion groove 14 of the sash shoji 2, the pet window 3 can be housed in the sash shoji 2 in the same process as housing the multi-layer glass in the sash shoji 2. Further, since most of the held portion 36 is formed so as to be covered with the Grechan 15, most of the frame body 20 can be prevented from being exposed to the outside, and the design can be improved. Furthermore, since it is sufficient if the middle rail 13 has a glass insertion groove 14 in which the double-layer glass can be accommodated, the same middle rail 13 can be used as in the case where the double-layer glass is accommodated in the lower part of the sash shoji 2. Sharing is also possible.

  As shown in FIGS. 5 and 6, two protruding pieces are formed on the outer peripheral surfaces of the upper frame 30 and the vertical frame 32, and these constitute a fitting portion 37. The protruding pieces constituting the fitting portion 37 are formed to face each other with an interval corresponding to the thickness of the single plate glass. FIG. 9 shows a cross-sectional view of the vicinity of the downarm 12 when the pet window 3 is fixed to the sash shoji 2 using the fitting portion 37. The pet window 3 is fixed to the sash shoji 2 using the fitting portion 37 when the sash shoji 2 is formed so as to contain a single plate glass. As shown in FIG. The 12 glass insertion grooves 14 are formed narrower than those shown in FIG. By fitting the fitting portion 37 into the glass insertion groove 14, the pet window 3 is fixed to the vertical hook 12. Note that the fitting portion 37 is also fitted into the glass insertion groove 14 and fixed with the same structure for the lower rod 11 and the middle rail 13.

  FIG. 7 shows an enlarged cross-sectional view near the middle bone 33. The middle bone 33 is configured by engaging two members of a middle bone main body 50 disposed on the outdoor side and a resin cover body 51 disposed on the indoor side and covering the inner surface of the middle bone main body 50. The middle bone main body 50 is formed of a metal material, and the resin cover body 51 is formed of a resin material. A door body insertion groove 52 into which an edge portion of the door body 21 can be inserted is formed in a concave shape on one side surface of the middle bone 33, and glass on which the edge portion of the glass body 22 can be inserted on the other side surface of the middle bone 33. The body insertion groove 53 is formed in a concave shape.

  In the door body insertion groove 52, the outdoor side surface that holds the door body 21 is configured by the central bone body 50, and the indoor side surface is configured by the resin cover body 51. That is, the resin cover body 51 has a door holding portion 51a that holds the door body 21 from the indoor side. Further, the glass body insertion groove 53 is also configured such that the outdoor side surface holding the glass body 22 is constituted by the middle bone main body 50, and the indoor side surface is constituted by the resin cover body 51. That is, the resin cover body 51 has a glass holding part 51b that holds the glass body 22 from the indoor side. The edge of the glass body 22 is inserted into the glass body insertion groove 53, and is sandwiched and fixed via the Grechan 56.

  The resin cover body 51 has a concave airtight material holding portion 54 capable of holding the airtight material 57 on the indoor side surface. The airtight member 57 extends toward the indoor side, and is in contact with the outer surface of the glass door 23 when the glass door 23 is slid to the door body 21 side, thereby ensuring airtightness in the glass door 23. is there. The airtight material holding portion 54 is formed over substantially the entire length in the longitudinal direction of the resin cover body 51, and the airtight material 57 is also provided so as to extend over the entire length in the longitudinal direction of the resin cover body 51. An airtight line is formed over the entire length in the direction.

  Further, a hole 55 through which the stopper 60 can be inserted is formed on the indoor side surface of the resin cover body 51. The stopper 60 includes a main body 61 that is housed in the middle bone 33, and a projecting / retracting portion 62 that can be moved in and out of the main body 61. FIG. 8 shows a side view of the stopper 60. As shown in this figure, the main body portion 61 of the stopper 60 is formed in a substantially rectangular parallelepiped shape, and an operation portion 63 that can be pressed is provided on the upper portion thereof. The in / out portion 62 is linked to the operation portion 63, and can rotate around the fulcrum portion 62 a and protrude from the main body portion 61 in accordance with the operation of the operation portion 63. Further, by pressing the projecting / retracting part 62 protruding from the main body part 61, it can be accommodated in the main body part 61 again. Then, the protruding part 62 protrudes from the main body part 61 so that the sliding of the glass door 23 can be regulated by the side surface part of the protruding part 62. Since the sliding of the glass door 23 can be regulated by providing the stopper 60 in the middle bone 33 in this way, when the sash shoji 2 is opened and closed, the glass door 23 is prevented from sliding along therewith. be able to. Therefore, it is possible to prevent the glass door 23 from being damaged when the glass door 23 moves unexpectedly and the door body 21 is opened and closed.

  The hole 55 of the resin cover body 51 is formed so as to conform to the outer shape of the main body 61. Further, a step portion 50 a is formed in a portion of the middle bone main body 50 facing the hole portion 55, and a storage portion in which the main body portion 61 can be accommodated by the step portion 50 a and the side surface of the door body 21 of the resin cover body 51. 58 is formed. By storing the main body 61 in the storage portion 58, the indoor side surface of the main body 61 is exposed to the indoor side from the hole 55, the operation portion 63 can be operated, and the protruding / extracting portion 62 can be moved from the main body 61. It can be projected freely. Thus, the middle bone 33 is constituted by the middle bone main body 50 and the resin cover body 51, and the resin cover body 51 holds the indoor side surfaces of the door body 21 and the glass body 22, and the resin cover body 51 holds an airtight material. By providing the portion 54 and the hole portion 55, the indoor exposed surface of the inner bone 33 can be made of a resin material, and even if the pet window 3 is attached to the composite sash, the design property is not impaired. Can be.

  Here, in this embodiment, since the glass door 23 is formed to have substantially the same width as the glass body 22, the stopper 60 in a state where the glass door 23 is disposed on the glass body 22 side in the frame body 20. However, the glass door 23 is formed to have substantially the same width as the door body 21, and the glass door 23 closes the door body 21. In this state, the protrusion / extraction portion 62 of the stopper 60 may be protruded to restrict sliding of the glass door 23.

  Another form of the central bone 33 can be used for the pet window 3 of the present embodiment. FIG. 10 is an enlarged cross-sectional view of the vicinity of the middle bone of the pet window 3 having the middle bone 33 of the second form. In this case, the configuration other than the middle bone 33 is the same as that described so far. As shown in FIG. 10, similarly to the one shown in FIG. 7, the middle bone 33 includes a metal middle bone main body 50 and a resin cover body 51 that is attached so as to cover the inner side surface of the middle bone main body 50. It has become. 10 has a resin cover 51 formed with a door holding portion 51a and a glass holding portion 51b, and a hole through which the airtight material holding portion 54 for holding the airtight material 57 and the main body portion 61 of the stopper 60 are inserted. A portion 55 is provided. The difference from what is shown in FIG. 7 is that the intermediate bone main body 50 is not formed with a stepped portion 50a, and has an insertion hole 50b having substantially the same size as the hole portion 55 of the resin cover body 51 on the indoor side surface. Yes. For this reason, the main body 61 of the stopper 60 is housed inside the middle bone main body 50 in a state of being attached to the middle bone 33.

  FIG. 11 shows an enlarged cross-sectional view of the vicinity of the center of the pet window 3 having the third form of the center 33. Also in this case, the configuration other than the middle bone 33 is the same as that described so far. As shown in FIG. 11, the middle bone 33 includes a metal middle bone main body 50 and a resin cover body 51 attached so as to cover the interior side surface of the middle bone main body 50. 11, the airtight material holding part 54 and the hole 55 are formed in the resin cover body 51, so that the airtight material 57 can be held and the stopper 60 can be inserted. On the other hand, a door holding portion 50d and a glass holding portion 50e are formed on the middle bone main body 50, and the resin cover body 51 is configured to cover these indoor side surfaces. Further, a concave portion 50c having substantially the same shape as the airtight material holding portion 54 of the resin cover body 51 is formed on the inner side surface of the central bone body 50, and the resin cover body 51 is fitted into the concave portion 50c. . As in the case of the second form of the intermediate bone 33, the intermediate bone main body 50 is formed with an insertion hole 50b, and the main body 61 of the stopper 60 inserted into the hole 55 of the resin cover body 51 is It is also inserted into the insertion hole 50 b and is stored in the middle bone main body 50.

  In the case of using the third form of the intermediate bone 33, the intermediate bone 33 can be configured only by the intermediate bone main body 50 made of a metal material. FIG. 12 shows an enlarged cross-sectional view in the case where the middle bone 33 is configured by only the middle bone main body 50. In the case of the third form of the middle bone 33, the middle bone main body 50 has the door holding portion 50d and the glass holding portion 50e, so that only the middle bone main body 50 can hold the door body 21 and the glass body 22. it can. Moreover, since the recessed part 50c is formed in the indoor surface of the center bone main body 50, the airtight material 57 can be hold | maintained in this recessed part 50c, and it can be made to contact | abut to the glass door 23. FIG. Accordingly, as shown in FIG. 12, only the middle bone main body 50 can function as the middle bone 33.

  Although the embodiment of the present invention has been described above, the application of the present invention is not limited to this embodiment, and can be applied in various ways within the scope of its technical idea. For example, in the present embodiment, the case where the pet window 3 is attached to the composite sash has been mainly described. However, the pet window 3 of the present embodiment can also be attached to a sash that is a metal sash and houses a multi-layer glass. In addition, as described with reference to FIG. 9, the pet window 3 of the present embodiment can be attached to a sash that is a metal sash and stores a single plate glass. Furthermore, in this embodiment, as shown in FIG. 7 and FIG. 10, the case where both the door holding part 51a and the glass holding part 51b are provided in the resin cover body 51 constituting the middle bone 33, and the case shown in FIG. As described above, the case where both the door holding portion 50d and the glass holding portion 50e are provided in the middle bone main body 50, but either one of the door holding portion 50a and the glass holding portion 51b is provided in the resin cover body 51, It is good also as a structure which provides the other in the middle bone main body 50. FIG.

It is the front view which attached the window for pets of this embodiment to the sash shoji. It is a perspective view of a pet window. It is a longitudinal cross-sectional view of the sash provided with the window for pets. It is a cross-sectional view of a sash provided with a pet window. FIG. 4 is an enlarged view of the vicinity of the middle rail in FIG. 3. FIG. 5 is an enlarged view of the vicinity of one downside of FIG. 4. It is an expanded cross-sectional view near the middle bone. It is a side view of a stopper. It is a cross-sectional view of the vicinity of a vertical gutter when a pet window is fixed to a sash shoji using a fitting portion. It is an expanded cross-sectional view of the vicinity of the central bone of the pet window having the second form of the central bone. FIG. 6 is an enlarged cross-sectional view of the vicinity of the central bone of a pet window having a third type of central bone. It is an expanded transverse cross section at the time of comprising a middle bone only with a middle bone main part.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Sash frame 2 Sash shoji 3 Pet window 10 Upper gutter 11 Lower gutter 12 Vertical gutter 13 Middle rail 14 Glass insertion slot 15 Glechan 16 Shoji glass body 20 Frame body 21 Door body 22 Glass body 23 Glass door 30 Upper frame 31 Below Frame 32 Vertical frame 33 Center bone 34 Door body holding portion 35 Glass door holding portion 36 Held portion 36a Indoor side surface 36b Outdoor side surface 37 Fitting portion 50 Central bone main body 51 Resin cover body 52 Door body insertion groove 53 Glass body insertion groove 54 Airtight material holding portion 55 Hole portion 56 Grechann 57 Airtight material 58 Storage portion 60 Stopper 61 Body portion 62 Intrusion portion

Claims (4)

In a pet window that houses a door that can swing open and close in the interior and exterior of the frame attached to the bottom of the sash shoji,
Inside the frame body is provided with a vertically extending middle bone, the door body is provided on one side of the middle bone so as to be able to swing open and close, and a glass body is fitted on the other side of the middle bone to be provided in a killing manner, A glass door capable of closing the door body is slidably placed in the left-right direction on the indoor side from the door body and glass body of the frame body,
The central bone is made of a metal material and includes a central bone body disposed on the outdoor side and a resin cover body attached to the indoor side of the central bone body, and the resin cover body is in contact with the glass door. A pet window, wherein a holding portion for holding an airtight material is formed along a longitudinal direction.   The pet window according to claim 1, wherein the resin cover body is formed with a hole for receiving a stopper capable of restricting sliding of the glass door.   The interior side surface of the middle bone main body is separated from the resin cover body at the hole portion of the resin cover body, and the stopper is inserted from the hole portion so as to be in contact with the interior side surface of the middle bone body. The pet window according to claim 2.   The resin cover body has one or both of a door holding part that holds the edge part of the door body from the indoor side and a glass holding part that holds the edge part of the glass body from the indoor side. The pet window according to any one of claims 1 to 3, wherein

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