JP2013177057A - Installation part structure, installation member and airbag module equipping seat - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an installation part structure, an installation member and an airbag module equipping seat, for regulating an end part of webbing installed on the installation member from moving from the installation member.SOLUTION: A structure of an installation part 50 is provided for installing an end part side of a guide member 32 guiding the deploying direction of an airbag module 6, in an installation object part 12. The installation part 50 has a holding space for attachably and detachably holding the end part side of the guide member 32 on the inside. At least one of a wall surface for forming the holding space and the end part side of the guide member 32, has a movement restraining part for positioning the end part side of the guide member 32 in the attaching and detaching direction of the end part side of the guide member 32 in the holding space to the wall surface.

Description

  The present invention relates to a mounting portion structure, a mounting member, and an airbag module equipment sheet, and a mounting portion structure, a mounting member, and an airbag module equipment for fixing an end portion of a webbing that guides the deployment direction of an airbag to a mounting portion. Regarding the sheet.

  Conventionally, as an airbag module equipped seat, the airbag module is attached to the side frame of the seat back frame, and the trim cover rupture part is formed by jointly sewing each end of the trim cover and one end of two blanches, There has been proposed a technique in which an airbag module is wrapped with two blanches pulled into the inside of a trim cover from a broken portion, and the entire seat back including the airbag module is covered with a trim cover (for example, Patent Document 1). ).

In Patent Document 1, a module cover that accommodates an air bag module is provided with a bar-shaped latching pin that extends in the vertical direction, and is hooked on the opposite end of the rupture portion of the webbing that continues from the rupture portion of the trim cover. The hook is connected. The opposite end portion of the rupture portion of the bundling is fixedly connected to the module cover by hooking the hook on the latch pin of the module cover.
According to the invention of Patent Document 1, it is only necessary to pull the bundling into the inside of the cavity from the opening edge of the back pad, and to hook the hook of the trim cord on the latching pin of the module cover inside the cavity. , Can be assembled compactly and easily.

As described above, a technique for locking the hook connected to the end portion of the webbing to the airbag module side is known, but in the hook as in Patent Document 1, a hook locked to the airbag module side is used. There is a risk of rotation due to the force applied when the airbag is deployed.
In view of this, the inventors of the present invention proposed in Japanese Patent Application No. 2011-260623 an attachment member for attaching a bundling to the airbag module, in which rotation during deployment of the airbag is suppressed.
This attachment member includes a connecting portion for attaching the attachment member itself to the airbag module side, and a holding space for holding the end portion of the baffle inside, and the positional relationship between the holding space and the connecting portion is adjusted. Thereby, rotation of the attachment member at the time of airbag deployment is suppressed.

Japanese Patent No. 4560659

However, since the attachment member proposed in Japanese Patent Application No. 2011-260623 holds the end portion of the bundling in the holding space of the mounting member, the bundling may move in the holding space.
The present invention has been made in view of the above-described problems, and an object of the present invention is to provide an attachment portion structure, an attachment member, and an attachment member for restricting movement of an end portion of a webbing attached to the attachment member from the attachment member. The object is to provide an airbag module equipped seat.
Still another object of the present invention is to assemble the webbing into the seat back frame by providing a guide that can immediately know at the time of assembly that the end of the webbing is positioned at an appropriate position of the mounting member. An object of the present invention is to provide a mounting structure, a mounting member, and an airbag module equipped sheet with improved workability.

  According to the attachment portion structure of claim 1, the subject is a structure of an attachment portion that attaches an end side of a guide member that guides the deployment direction of the airbag module to the attached portion, and the attachment portion includes A holding space for detachably holding an end portion side of the guide member inside; at least one of a wall surface forming the holding space and an end portion side of the guide member; On the other hand, it is solved by having a movement suppressing portion that positions in the attaching / detaching direction on the end portion side of the guide member to the holding space.

  As described above, at least one of the wall surface forming the holding space and the end side of the guide member positions the end side of the guide member with respect to the wall surface in the attaching / detaching direction on the end side of the guide member to the holding space. Since it has the movement suppression part which performs, it can suppress that the edge part of a guide member moves in an attachment / detachment direction within holding space after attachment. Further, the guide member can be positioned in the attaching / detaching direction on the end side of the guide member, and the guide member can be easily attached to the attached portion.

At this time, as in claim 2, the attachment member having the attachment part structure according to claim 1, wherein the attached part is a side frame of a seat equipped with the airbag module, and the attachment member Is preferably formed separately from the side frame, and includes the attachment portion and a groove locked to the side frame.
Since it comprises in this way, a guide member can be directly attached to a side frame, and attachment can be achieved by a compact and simple structure.
In addition, since the mounting member is configured as a separate body from the side frame, it is not necessary to design the mounting position of the guide member on the side frame strictly from the beginning.

At this time, as in claim 3, it is preferable that the attaching / detaching direction is a direction substantially orthogonal to the direction of the tensile force applied to the guide member.
Since it comprises in this way, the site | part which attaches / detaches a guide member by the tension | tensile_strength applied to a guide member is not weakened. Moreover, it can suppress that the edge part of a guide member moves in the direction substantially orthogonal to the direction of the tensile force applied to a guide member within the holding space of an attachment member.

At this time, it is preferable that the movement suppressing portion is a convex portion provided on a wall surface forming the holding space.
Since it comprises in this way, the edge part of a guide member can be positioned in the holding space of an attachment member by simple structure. Moreover, the support rigidity of the edge part of the guide member by an attachment member can be improved.

At this time, as in claim 5, the movement suppressing portion further includes a recess provided on the end portion side of the guide member, and the end portion side of the guide member is attached to the holding space. It is preferable that it is provided at a position facing the convex portion when the
Since it comprises in this way, the edge part of a guide member can be positioned within the holding space of an attachment member. Further, since the concave portion is provided at a position facing the convex portion when the end portion side of the guide member is attached to the holding space, the convex portion and the concave portion are assembled when the end portion side of the guide member is assembled to the holding space. As a result of the engagement, it is possible to obtain a click feeling and to obtain a signal in which the end portion side of the guide member is installed at a predetermined position, so that workability is improved.

  At this time, as in claim 6, the holding space includes an opening extending from an upper end to a lower end of the mounting member, and a slit extending to an outer surface of the mounting member is provided on a side wall of the holding space. It is preferable that the convex portion is provided on the side wall of the holding space at a position close to the slit.

The end of the guide member in the holding space receives a tensile force from the back side of the holding space to the slit side, but since the convex portion is provided at a position close to the slit, the end of the guide member is The effect of being pressed against the convex portion by the tensile force applied to the guide member and restricting the movement of the end portion of the guide member in the vertical direction can be achieved more strongly.
Moreover, since the edge part of a guide member is pushed by the convex part in the holding | maintenance space from the position close | similar to a slit to the side far from a slit, the suppression effect of the omission of the edge part of a guide member from the holding | maintenance space can also be achieved. .

  At this time, as in claim 7, the holding space holds a plate to which the end portion side of the guide member is attached, and in the holding space, between the side wall of the holding space and the plate. Includes a soft sheet-like body, and the movement suppressing portion includes a convex portion provided on the side wall and a concave portion provided on the sheet-like body, and the concave portion is provided in the holding space of the plate. It is preferable that it is provided at a position facing the convex portion when it is attached to.

  If comprised in this way, since the sheet-like object clamped between the side wall and the plate is soft, the movement of the plate until reaching the position where the convex portion and the concave portion engage with each other becomes easy, and at the same time, the convex portion and Engagement when the plate reaches the position where the recess engages is facilitated, and the assembly of the plate to the mounting member is improved.

At this time, as in claim 8, the sheet-like body is composed of a sheet-like body laminate in which a plurality of the sheet-like bodies are laminated on one surface of the plate, and the concave portion is formed by laminating the sheet-like body. It is preferable that all the sheet-like bodies constituting the body pass through and reach the plate.
As described above, since the soft sheet-like laminate is provided on one surface of the plate, it is easy to move the plate until reaching the position where the convex portion and the concave portion are engaged, and at the same time, the convex portion and the concave portion are Engagement when the plate reaches the engaging position is facilitated, and the assembly of the plate to the mounting member is improved. Further, by selecting the number of sheet-like bodies constituting the sheet-like laminate, the engagement state between the convex portion and the concave portion can be easily set, and a movement restraining portion in an appropriate engagement state can be achieved.
Moreover, since the recessed part has reached not only the sheet-like laminate but also the plate, the plate itself can be positioned on the mounting member, and the movement of the end portions of the plate and the guide member in the vertical direction can be more strongly suppressed.

At this time, as described in claim 9, the end portion side of the guide member is sewn to the plate, and the convex portion is provided at a position not facing the plate and the sewn portion of the end portion. Preferably.
Since it comprises in this way, the stronger engagement with a convex part and a recessed part is attained.

At this time, it is preferable that the convex portion is provided on a surface that receives a tensile load applied to the guide member as the airbag is deployed.
Since it is configured in this manner, the end of the guide member is positioned in the holding space on the surface that receives the tensile load related to the guide member, so that the load is received at a highly rigid position, and the mounting member rotates. It is suppressed.

  According to the airbag module equipped seat of claim 11, the subject is a seat equipped with an airbag module for storing an airbag, the guiding member guiding the deployment direction of the airbag module, and the guiding member The end of the guide member is attached to the attachment portion, and the attachment portion is attached to the end of the guide member by the attachment portion, and the attachment portion is connected to the end of the guide member. A holding space is provided that is detachably held inside, and at least one of a wall surface forming the holding space and an end portion side of the guide member has an end portion side of the guide member with respect to the wall surface. This is solved by having a movement restraining portion that positions in the attaching / detaching direction on the end side of the guide member.

  As described above, at least one of the wall surface forming the holding space and the end side of the guide member positions the end side of the guide member with respect to the wall surface in the attaching / detaching direction on the end side of the guide member to the holding space. Since it has the movement suppression part which performs, it can suppress that the edge part of a guide member moves in an attachment / detachment direction within holding space after attachment. Further, the guide member can be positioned in the attaching / detaching direction on the end side of the guide member, and the guide member can be easily attached to the attached portion.

  According to the first aspect of the present invention, at least one of the wall surface forming the holding space and the end portion side of the guide member has an end portion side of the guide member toward the holding space with respect to the wall surface. Since it has the movement suppression part positioned in the attachment / detachment direction, it can suppress that the edge part of a guide member moves in an attachment / detachment direction within a holding space after attachment. Further, the guide member can be positioned in the attaching / detaching direction on the end side of the guide member, and the guide member can be easily attached to the attached portion.

According to the invention of claim 2, the guide member can be directly attached to the side frame, and the attachment can be achieved with a compact and simple configuration.
In addition, since the mounting member is configured as a separate body from the side frame, it is not necessary to design the mounting position of the guide member on the side frame strictly from the beginning.

  According to invention of Claim 3, the site | part which attaches / detaches a guide member is not weakened with the tension | tensile_strength applied to a guide member. Moreover, it can suppress that the edge part of a guide member moves in the direction substantially orthogonal to the direction of the tensile force applied to a guide member within the holding space of an attachment member.

  According to the invention of claim 4, the end of the guide member can be positioned in the holding space of the mounting member with a simple configuration. Moreover, the support rigidity of the edge part of the guide member by an attachment member can be improved.

  According to invention of Claim 5, the edge part of a guide member can be positioned within the holding space of an attachment member. Further, since the concave portion is provided at a position facing the convex portion when the end portion side of the guide member is attached to the holding space, the convex portion and the concave portion are assembled when the end portion side of the guide member is assembled to the holding space. As a result of the engagement, it is possible to obtain a click feeling and to obtain a signal in which the end portion side of the guide member is installed at a predetermined position, so that workability is improved.

According to the invention of claim 6, the end portion of the guide member in the holding space receives a tensile force from the back side of the holding space to the slit side, but the convex portion is provided at a position close to the slit. Therefore, the end of the guide member is pressed against the convex portion by the tensile force applied to the guide member, and the effect of restricting the vertical movement of the end of the guide member can be achieved more strongly.
Moreover, since the edge part of a guide member is pushed by the convex part in the holding | maintenance space from the position close | similar to a slit to the side far from a slit, the suppression effect of the omission of the edge part of a guide member from the holding | maintenance space can also be achieved. .

  According to the invention of claim 7, since the sheet-like body sandwiched between the side wall and the plate is soft, it is easy to move the plate until reaching the position where the convex portion and the concave portion are engaged, When the plate reaches the position where the convex portion and the concave portion engage, the engagement becomes easy, and the assembling property of the plate to the mounting member is improved.

According to the invention of claim 8, since the soft sheet-like laminate is provided on one surface of the plate, it is easy to move the plate until reaching the position where the convex portion and the concave portion are engaged, When the plate reaches the position where the convex portion and the concave portion engage, the engagement becomes easy, and the assembling property of the plate to the mounting member is improved. Further, by selecting the number of sheet-like bodies constituting the sheet-like laminate, the engagement state between the convex portion and the concave portion can be easily set, and a movement restraining portion in an appropriate engagement state can be achieved.
Moreover, since the recessed part has reached not only the sheet-like laminate but also the plate, the plate itself can be positioned on the mounting member, and the movement of the end portions of the plate and the guide member in the vertical direction can be more strongly suppressed.

According to the invention of claim 9, stronger engagement between the convex portion and the concave portion is possible.
According to the invention of claim 10, since the end of the guide member is positioned in the holding space on the surface receiving the tensile load related to the guide member, the load is received at a highly rigid position, and the mounting member rotates. It is suppressed.

  According to the invention of claim 11, at least one of the wall surface forming the holding space and the end portion side of the guide member has the end portion side of the guide member toward the holding space with respect to the wall surface. Since it has the movement suppression part positioned in the attachment / detachment direction, it can suppress that the edge part of a guide member moves in an attachment / detachment direction within a holding space after attachment. Further, the guide member can be positioned in the attaching / detaching direction on the end side of the guide member, and the guide member can be easily attached to the attached portion.

It is an external view of the airbag module equipment sheet | seat which concerns on one Embodiment of this invention. It is a perspective view of a seat frame of an air bag module equipment seat concerning one embodiment of the present invention. It is AA sectional drawing of FIG. It is explanatory drawing which shows the state which sewed together the trim cover and power cloth which concern on one Embodiment of this invention in the fracture | rupture part. It is explanatory drawing which shows the state which connected the blanket to the seat back frame via the attachment member which concerns on one Embodiment of this invention. It is a perspective view of the attachment member concerning one embodiment of the present invention. It is BB sectional drawing of FIG. 5, Comprising: It is sectional explanatory drawing which abbreviate | omitted the side frame. It is a section explanatory view showing a connection object of a mounting member and a trim plate concerning other embodiments of the present invention. It is CC sectional drawing of FIG. It is a section explanatory view showing a connection object of a mounting member and a trim plate concerning other embodiments of the present invention. It is DD sectional drawing of FIG.

The present invention relates to a structure of an attachment portion for attaching an end portion side of a guide member that guides a deployment direction of an airbag module to an attachment portion. The present invention can be used not only for a vehicle seat but also for other vehicle interior materials such as a door as long as there is a structure of a guide member and an attachment portion for guiding the deployment of an airbag module.
Airbag modules include side airbags installed on the side frame and door of the front seat of the vehicle, as well as driver and passenger airbags, knee airbags, and vehicle side windows installed on the steering wheel and instrument panel. It includes all airbag modules provided in the vehicle, such as a side curtain airbag provided in the upper part and a rear seat center airbag provided in the center console of the rear seat.

The guide member of the present invention is a sheet-like member that is less stretchable than the skin, and one end is stitched to a break portion provided in the skin of the storage location of the airbag module, and the force applied when the airbag is deployed is In order to prevent damage to other members such as the cushion pad that is transmitted to the ruptured part and promotes the deployment of the airbag, or the cushion pad due to the force associated with the airbag expansion when the airbag is deployed, Including a blanket placed between them.
The attachment portion may be formed integrally with the attached portion, or may be formed on an attachment member separate from the attached portion.
Hereinafter, a connecting member and an airbag module equipment sheet according to an embodiment of the present invention will be described with reference to FIGS.

  FIG. 1 is an external view of an airbag module equipment sheet according to an embodiment of the present invention. FIG. 2 is a perspective view of a seat frame of an airbag module equipment seat according to an embodiment of the present invention. 3 is a cross-sectional view taken along the line AA in FIG. FIG. 4 is an explanatory view showing a state in which the trim cover and the bundling according to the embodiment of the present invention are stitched together at the break portion. FIG. 5 is an explanatory view showing a state in which a webbing is connected to a seat back frame via an attachment member according to an embodiment of the present invention. FIG. 6 is a perspective view of an attachment member according to an embodiment of the present invention. FIG. 7 is a cross-sectional view taken along the line B-B in FIG. 5, and is a cross-sectional explanatory view in which a side frame is omitted. FIG. 8 is a cross-sectional explanatory view showing a connection body of a mounting member and a trim plate according to another embodiment of the present invention. 9 is a cross-sectional view taken along the line CC of FIG. FIG. 10 is a cross-sectional explanatory view showing a connecting body of a mounting member and a trim plate according to still another embodiment of the present invention. 11 is a cross-sectional view taken along the line DD of FIG.

As shown in FIG. 1, the airbag module equipment seat according to the present embodiment includes a seat back S1, a seating portion S2, and a headrest S3.
In the vehicle seat S, a seat frame F as shown in FIG. 2 is provided. The seat frame F includes a seat back frame 1 that is a frame of the seat back S1 and a seating frame 2 that is a frame of the seating portion S2. The seating frame 2 and the seat back frame 1 are connected via a reclining mechanism 3. A cushion and a trim cover are provided outside the seat back frame 1 and the seating frame 2 to constitute a seat back S1 and a seating portion S2.

As shown in FIGS. 1 to 3, the seat back S <b> 1 includes a seat back frame 1, a cushion pad 5 placed on the seat back frame 1, and a trim cover 4 that covers the seat back frame 1 and the cushion pad 5. The force cloth 32, one end of which is sewn to the breaking portion 40 of the trim cover 4, is used as a main component.
As shown in FIGS. 1 and 2, the seat back frame 1 includes a side frame 10 that is spaced apart from the left and right and extends in the vertical direction, an upper frame 21 that connects the upper ends of the side frames 10, and a lower end. It is comprised by frame shape by the lower frame 22 which connects a part.
The upper frame 21 is provided with a pillar support portion 23, and the pillar support portion 23 is provided with a headrest frame (not shown). The headrest S3 is configured by providing a cushion member on the outside of the headrest frame.

The side frame 10 is formed by pressing a sheet metal, and is formed of a substantially D-shaped substantially plate body having a front end side curved and a lower portion of the front end projecting forward. As shown in FIG. 3, the substantially flat side plate 11, the front edge portion 12 formed by folding the front end portion of the side plate 11 inward in a U shape, and the rear end portion bent inward in an L shape. And a rear edge portion 13. The front edge portion 12 of the side frame 10 corresponds to the attached portion in the claims.
An airbag module 6 is fixed to the side frame 10.

  The air bag module 6 has a known configuration, and although not particularly shown, the inflator is held by a retainer, the retainer tightening bolt is projected outside the air bag, and the inflator is integrated with the retainer to attach the air bag to the base of the air bag. It is assembled by installing the harness and connector necessary to construct the circuit with related devices such as impact sensors, etc. ing.

The module case can be opened and closed with a lid connected to the case body, or by a housing consisting of a case body with a fragile part such as a V-groove on the front surface and a lower plate. There is something that can be opened.
As shown in FIG. 3, a space 7 for storing the airbag module 6 is formed in the cushion pad 5.

The trim cover 4 is made of a known material. As shown in FIGS. 3 and 4, the trim cover 4 includes a front gusset portion 41 that encloses the left and right bank surfaces from the center of the seat surface and a side gusset portion 42 that extends from the peripheral side surface to the back surface. Further, the back gusset portion (not shown) is sewed into a bag shape by connecting the back gusset portion (not shown) to the side gusset portion 42 with a slide fastener (not shown).
The trim cover 4 is formed with a rupture portion 40 at the apex bulging at the bank portion between the front gusset portion 41 and the side gusset portion 42. The breaking portion 40 is sewn to each other so that the ends of the front gusset portion 41 and the side gusset portion 42 can be torn by the tensile force due to the inflation of the airbag while maintaining the strength that can withstand normal usability. Yes.

An end side 42e of the side gusset portion 42 on the opposite side to the fractured portion 40 is formed so that the region near the center is longer than the regions on both sides, and is made of resin and has a substantially J-shaped cross section and is sewn with a long locking member 33. It has been. The locking member 33 is used to lock the central region of the end side 42 e to the rear edge portion 13 of the side frame 10.
The force cloth 32 is made of a cloth-like material with small stretchability, and plays a role of transmitting stress due to the inflation of the airbag to the breaking portion 40. The force cloth 32 corresponds to the guide member in the claims.

As shown in FIG. 4, the force cloth 32 is a substantially trapezoidal cloth in which the side 34 on the broken part 40 side and the side 35 on the opposite side of the broken part 40 are substantially parallel and the side 34 on the broken part 40 side is long. Consists of. A plurality of mounting portions 36 for mounting the trim plate 37 protruding in a rectangular shape are provided on the side 35 opposite to the fracture portion 40. The attachment portion 36 corresponds to the end portion side of the guide member in the claims.
The side 34 on the side of the breaking portion 40 of the force cloth 32 is the breaking portion 40, and is sewn together with the front gusset portion 41 and the end portion of the side gusset portion 42 of the trim cover 4. As shown in FIG. 4, trim plates 37 are sewn on the attachment portions 36 on the side 35 opposite to the force cloth 32.
The mounting portion 36 has a notch 38 shown in FIG. 4 at a position about 1.5 times the width of the trim plate 37 in the pulling direction of the force cloth 32 from the position where the trim plate 37 is sewn. . Instead of the cut 38, an opening such as a circle, an ellipse, or a polygon may be provided.
The trim plate 37 is a rectangular plate made of hard resin. The trim plate 37 is a webbing terminal shape holding member used to hold the shape of the terminal of the attachment portion 36 of the webbing 32. Since the trim plate 37 is fixed to the end of the force cloth 32, workability when the end of the force cloth 32 is inserted into the locking portion 55 is improved.

  As shown in FIG. 3, the force cloth 32 is drawn into the space 7 from the breaking portion 40. The trim plate 37 at the other end of the force cloth 32 is locked to the front edge portion 12 of the side frame 10 via the attachment member 50. In addition, a locking member 33 sewed on a central region of an end side 42e of the side gusset portion 42 on the side opposite to the fracture portion 40 is locked to the rear edge portion 13 of the side frame 10.

The mounting member 50 is integrally molded from a hard resin, and has a substantially U-shaped cross section substantially along the U-shaped cross section of the inner wall of the front edge portion 12 of the side frame 10 as shown in FIGS. The wide portion 51 having the outer surface shape, the latch portion 52 formed on the end portion 12 side of the front edge portion 12 of the wide portion 51, and the end portion of the latch portion 52 on the opposite side of the wide portion 51 extends the webbing 32. An extending portion 54 is provided so as to extend to the side and cover the outer surface of the front edge portion 12. The attachment member 50 has substantially the same cross-sectional shape in the direction along the front edge 12 at the time of attachment.
In the latching portion 52, a groove 53 for latching the attachment member 50 to the front edge portion 12 is formed continuously from the wide portion 51 on the end portion side of the wide edge 51. The groove 53 sandwiches the end portion of the front edge portion 12.
The wide portion 51 includes a first wall that forms both wall surfaces of a locking portion 55 that holds and holds the trim plate 37 inside, and a slit 69 that serves as a passage for the force cloth 32 drawn from the locking portion 55. A portion 59 and a second wall portion 60 are provided. The locking portion 55 corresponds to the plate holding space in the claims.

The locking portion 55 is a space that is large enough to lock the trim plate 37 inside, and is formed as an opening that extends from the upper end to the lower end. The locking portion 55 includes a curved surface 55a surrounding one end side in the cross-sectional length direction of the trim plate 37 at one end of the flat surface 55c, and a curve surrounding the other end side in the cross-sectional length direction of the trim plate 37 at the other end. A surface 55b is provided, and an inner surface 59i of the first wall portion 59 continuous from the curved surface 55a is provided so as to face the flat surface 55c. The surface 59i is shorter than the flat surface 55c, and an opening connected to the slit 69 is formed between the surface 59i and the curved surface 55b.
The slit 69 is provided at a position on the side opposite to the groove 53 on the side wall of the locking portion 55 and extends to the outer surface of the mounting member 50, and is surrounded by the first wall portion 59 and the second wall portion 60. It consists of gaps.

The first wall portion 59 extends from the curved surface 55a, and the second wall portion 60 extends from the curved surface 55b. The first wall portion 59 and the second wall portion 60 are substantially the same as the outer surface 59o of the first wall portion 59 and the inner surface 60i of the second wall portion 60 being spaced apart from each other. Opposing in parallel and extending in opposite directions, the gap is a slit 69.
The first wall portion 59 and the second wall portion 60 constitute a wall on the opposite side of the latching portion 52 of the locking portion 55.

  The attachment member 50 is formed as a wall shape having a substantially C-shaped cross section from the extending portion 54 to the first wall portion 59, and is branched from the middle of the portion extending from the extending portion 54 to the first wall portion 59. The second wall portion 60 having a substantially inverted C-shaped cross section has a shape that is integrally connected to a portion from the extending portion 54 to the first wall portion 59. The second wall portion 60 is branched from the middle of the portion extending from the extending portion 54 to the first wall portion 59 and has a substantially inverted C-shaped cross section so as to cover the end portion 59e of the first wall portion 59. The first wall portion 59 extends to the opposite side of the extended portion 54.

  As shown in FIGS. 6 and 7, a convex portion 70 for positioning the webbing 32 with respect to the mounting member 50 is erected on the curved surface 55 b in the vicinity of the center in the vertical direction of the vehicle seat S. Yes. Thus, since the convex part 70 is provided on the curved surface 55b on the side close to the slit 69 among the curved surfaces 55a and 55b, the convex part 70 is trimmed toward the deep curved surface 55a far from the slit 69. The plate 37 is pressed. Accordingly, it is possible to prevent the trim plate 37 and the webbing 32 from being detached when the airbag is not deployed.

As shown in FIGS. 5 and 7, in the state where the attachment member 50 is attached to the front edge portion 12 of the side frame 10, the second wall portion 60 has a contact portion 61 that contacts the side plate 11 of the side frame 10. After coming into contact and extending from the front edge portion 12 toward the rear edge portion 13, the upright portion 62 is formed so as to rise substantially vertically away from the side plate 11. The end portion 60 e of the second wall portion 60 is located on the opposite side of the side plate 11 of the side frame 10 than the end portion 59 e of the first wall portion 59.
As shown in FIGS. 5 and 7, the slit 69 serves as a passage for the force cloth 32, and the force cloth 32 extends in close contact so as to be pressed against the outer surface of the first wall portion 59.

  As shown in FIGS. 5 to 7, the mounting member 50 is provided so that the second wall portion 60 covers the end portion 59 e of the first wall portion 59 from the outside. Since the slit 69 between the second wall portion 60 and the second wall portion 60 is formed as a path of the webbing 32, the rotational force generated in the trim plate 37 by the tensile force transmitted from the webbing 32 can be reduced. .

As described above, since the mounting member 50 includes the convex portion 70 and the webbing 32 includes the cut 38, the trim plate 37 to which the webbing 32 is mounted is inserted from the upper end or the lower end of the locking portion 55. The convex portion 70 engages with the notch 38, and the trim plate 37 is positioned on the mounting member 50.
In the present embodiment, the cut 38 is formed in the buff 32, but the cut 38 may not be formed. Even when the notch 38 is not formed, the webbing 32 is wound around the trim plate 37, and the webbing 32 functions as a cushion on the surface of the trim plate 37. Therefore, the projection 70 presses the trim plate 37 toward the curved surface 55a on the far side of the slit 69, and the movement of the trim plate 37 in the locking portion 55 is restricted. The convex part 70 and the notch 38 correspond to the movement suppression part of a claim. The movement suppressing portion also functions as a position restricting portion that restricts the position of the trim plate 37 within the locking portion 55.

  In this embodiment, the attachment portion in the claims is provided on the attachment member 50 formed as a separate body from the front edge portion 12 of the side frame 10 corresponding to the attachment portion in the claims. However, the present invention is not limited to this, and may be provided integrally with the front edge portion 12 that is the attached portion.

Moreover, in this embodiment, although the attachment member 50 is used as an attachment member of this invention, you may comprise as attachment member 50A, 50B shown to FIG. 8 thru | or 11 instead.
In the attachment member 50A shown in FIGS. 8 and 9, a convex portion 70A for positioning the trim plate 37 with respect to the attachment member 50A is provided near the approximate center of the flat surface 55Ac. As shown in FIG. 8, the convex portion 70 </ b> A is provided so as to face the vicinity of the bottom of the groove 53 </ b> A, and is provided at a position facing the end portion of the front edge portion 12 when attached to the side frame 10. . By comprising in this way, the support rigidity when 50 A of attachment members are attached to the side frame 10 can be improved.
The flat surface 55Ac is a side wall of the locking portion 55A that the flat surface portion of the trim plate 37 faces, and is substantially flat. The flat surface 55Ac is a surface that faces the flat surface on the opposite side of the slit 69 of the trim plate 37 when the trim plate 37 is attached, that is, the deep surface of the locking portion 55A when viewed from the slit 69 side.

The trim plate 37 includes a flat surface 37a on the slit 69 side and a flat surface 37b facing the flat surface 55Ac on the back side of the locking portion 55A.
The force cloth 32 abuts the end 32e on the flat surface 37a on the slit 69 side, passes through the back curved surface 55Aa far from the slit 69 and contacts the back flat surface 55Ac, and then closes to the slit 69 side. The curved surface 55Ab is led to the outside of the mounting member 50A through the slit 69.
The trim plate 37 is in contact with the end portion 32e of the webbing 32 on the flat surface 37a on the slit side. Further, a portion 32a folded back from the slit-side plane 37a side of the webbing 32 is brought into contact with the back plane 37b, and a section laminate 39A in which a plurality of webbing sections are laminated on the part 32a is overlaid. Has been. A laminated body 71A composed of the end portion 32e, the trim plate 37, the portion 32a of the webbing 32, and the slice laminated body 39A is stitched as shown in FIG. The section of the batter corresponds to the sheet-like body in the claims, and the section laminate 39A corresponds to the sheet-like body laminate in the claims.

As shown in FIGS. 8 and 9, the laminated body 71 </ b> A is provided with a recess 72 </ b> A on the inner surface of the locking portion 55 </ b> A when viewed from the slit 69 side. The recess 72A is provided in the vicinity of the center of the surface of the bedding section laminate 39A and at a position facing the projection 70A.
The recess 72A has a depth that extends from the surface of the slice laminate 39A to several pieces of sections of a plurality of bedding included in the slice laminate 39A. The recess 72 </ b> A does not reach the portion 32 a of the webbing 32 and the trim plate 37. By providing the concave portion 72A, it becomes possible to give the operator a clearer and easier-to-understand click feeling by engaging with the convex portion 70A.
Other configurations of the mounting member 50A, the trim plate 37, and the webbing 32 are the same as those of the mounting member 50, the trim plate 37, and the webbing 32.

As described above, since the convex portion 70A and the concave portion 72A corresponding to the movement restraining portion of the claims are provided, the laminated body 71A connected to the webbing 32 is inserted from the upper end or the lower end of the locking portion 55A. When the convex portion 70A engages with the concave portion 72A, the stacked body 71A is positioned on the mounting member 50A.
The layered body 71A is formed by laminating a section of power cloth on the power cloth 32, but is not limited to this, and a thin sheet of soft resin, cloth, non-woven fabric, felt, etc. The soft cloth 32 may be formed by winding the power cloth 32 around the trim plate 37 a plurality of times.

10 and 11, the projection 70B for positioning the trim plate 37 with respect to the attachment member 50B and the recess 72B that engages with the projection 70B are respectively located near the approximate center of the plane 55Bc. , Provided near the center of the surface of the laminate 71B.
The configuration of the stacked body 71B is the same as the configuration of the stacked body 71A.
Further, the convex portion 70B is formed higher than the convex portion 70A.
The recess 72B passes through the section laminate 39B and the second section 32a of the bedding included in the section stack 39B and reaches the trim plate 37. Other configurations of the mounting member 50B and the stacked body 71B are the same as those of the mounting member 50A and the stacked body 71A.

  Thus, since it has the convex part 70B and the concave part 72B corresponding to the movement suppression part of a claim, when the laminated body 71B connected with the power cloth 32 is inserted from the edge part of the latching | locking part 55B The convex portion 70B engages with the concave portion 72B, and the laminated body 71B is positioned on the mounting member 50B.

DESCRIPTION OF SYMBOLS S Vehicle seat S1 Seat back S2 Seating part S3 Headrest F Seat frame 1 Seat back frame 2 Seating frame 3 Reclining mechanism 4 Trim cover 5 Cushion pad 6 Air bag module 7 Space 10 Side frame 11 Side plate 12 Front edge part 13 Rear edge part 21 Upper frame 22 Lower frame 23 Pillar support part 32 Force cloth 32a Part 32e, 59e, 60e End part 33 Locking member 34 Side 35 of a fracture part Side 36 of a reverse part of a fracture part Mounting part 37 Trim plates 37a, 37b, 55c , 55Ac, 55Bc Plane 38 Incision 39A, 39B Section laminated body 40 Breaking portion 41 Front gusset portion 42 Side gusset portion 42e End side 50, 50A, 50B Mounting member 51 Wide portion 52 Latching portion 53, 53A Groove 54 Extension portion 55 55A, 55B Locking portions 55a, 5 5b, 55Aa, 55Ab Curved surfaces 59i, 59o, 60i Surface 59 First wall portion 60 Second wall portion 61 Abutting portion 62 Standing portion 69 Slit 70, 70A, 70B Convex portion 71A, 71B Laminate 72A, 72B Concavity

Claims (11)

A structure of an attachment part for attaching an end part side of a guide member for guiding the deployment direction of the airbag module to the attached part,
The mounting portion includes a holding space that holds the end side of the guide member in a removable manner.
At least one of the wall surface forming the holding space and the end side of the guide member has an end side of the guide member with respect to the wall surface, and the attaching / detaching direction of the end side of the guide member to the holding space A mounting portion structure characterized by having a movement restraining portion for positioning at a position. An attachment member comprising the attachment portion structure according to claim 1,
The attached portion is a side frame of a seat equipped with the airbag module;
The mounting member is formed separately from the side frame, and includes the mounting portion and a groove locked to the side frame.   The attachment member according to claim 2, wherein the attaching / detaching direction is a direction substantially orthogonal to a direction of a tensile force applied to the guide member.   The mounting member according to claim 2, wherein the movement suppressing portion is a convex portion provided on a wall surface forming the holding space. The movement suppression unit further includes a recess provided on the end side of the guide member,
The mounting member according to claim 4, wherein the concave portion is provided at a position facing the convex portion when the end side of the guide member is mounted in the holding space. The holding space consists of an opening extending from the upper end to the lower end of the mounting member,
The side wall of the holding space is provided with a slit extending to the outer surface of the mounting member,
The mounting member according to claim 4, wherein the convex portion is provided on the side wall of the holding space at a position close to the slit. In the holding space, a plate to which the end side of the guide member is attached is held,
In the holding space, a soft sheet-like body is sandwiched between the side wall of the holding space and the plate,
The movement suppressing part is composed of a convex part provided on the side wall and a concave part provided on the sheet-like body,
The attachment member according to any one of claims 4 to 6, wherein the recess is provided at a position facing the projection when the plate is attached to the holding space. The sheet-like body comprises a sheet-like body laminate in which a plurality of the sheet-like bodies are laminated on one surface of the plate,
The attachment member according to claim 7, wherein the concave portion penetrates all the sheet-like bodies constituting the sheet-like laminate and reaches the plate. The end side of the guide member is sewn to the plate,
The mounting member according to any one of claims 4 to 8, wherein the convex portion is provided at a position not facing the plate and the sewn portion of the end portion.   The mounting member according to claim 4, wherein the convex portion is provided on a surface that receives a tensile load applied to the guide member as the airbag is deployed. A seat equipped with an airbag module for storing an airbag,
A guide member for guiding the deployment direction of the airbag module; an attachment portion for attaching an end portion side of the guide member to the attachment portion; and the attachment portion to which the end portion side of the guide member is attached by the attachment portion; Have
The mounting portion includes a holding space that holds the end side of the guide member in a removable manner.
At least one of the wall surface forming the holding space and the end side of the guide member has an end side of the guide member with respect to the wall surface, and the attaching / detaching direction of the end side of the guide member to the holding space The airbag module equipment sheet | seat characterized by having the movement suppression part positioned in this.

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