JP2001330066A - Cushion - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simplify the fitting work, and to prevent the generation of looseness after once fitting a cushion. SOLUTION: This cushion is formed of a truncated conical body part 1, an engagement part 2 stood in a bottom surface 11 of the truncated cone forming the body part 1 and to be fitted to a panel member 9, and a fin part 3 provided in the peripheral edge of the bottom surface 11 of the body part 1 at a right angle against the bottom surface 11. These parts are integrally formed with each other by using the predetermined elastomer material.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cushion provided on a door, a lid or the like, which cushions the impact force (load) input to the door or the lid when the door or the lid is closed. Things,
In particular, the present invention relates to a cushion which has excellent mountability (assemblability) and is free from problems such as falling off after being assembled.

[0002]

2. Description of the Related Art As shown in FIG. 9, for example, these conventional cushions are formed in a truncated cone shape and have a body portion 10 exhibiting a shock absorbing function, and a bottom surface of the truncated cone shape body portion 10. The insertion portion 3 provided in the portion 110 and having an annular shape and having a tapered surface.
And an engaging portion 20 having 0. These are formed integrally with a rubber member or the like.

[0003]

By the way, a cushion having such a structure is attached to a predetermined panel member 90 (FIG. 9).
If the insertion portion 30 is made of a rubber member, the sliding property between the insertion portion 30 and the panel member 90 is not good, and a lubricant is applied to cope with this. However, there is still a problem that the mounting property (assembly property) is not sufficient. In order to solve the problem of the mounting property (assembly property), the diameter of the mounting hole on the panel member 90 side may be increased, or the engaging portion 20 may be formed of a claw-shaped member. However, if this mounting property is prioritized, there is a problem that, after mounting (after mounting), the cushion itself may fall off due to play in the mounting portion. . In order to solve such a problem, a tension force based on a predetermined spring reaction force is provided between the body portion and the engagement portion, thereby providing excellent mounting properties (assembly properties). SUMMARY OF THE INVENTION It is an object (problem) of the present invention to provide a cushion which does not cause problems such as falling off after being assembled.

[0004]

Means for Solving the Problems To solve the above problems, the present invention takes the following measures. That is, in the invention according to claim 1, a body part entirely made of a rubber-like elastic body or an elastomer is formed so as to exhibit a predetermined cushioning function, and one end of the body part. A cushion provided on the side and provided for attachment to a panel member, the cushion comprising: a body or a truncated cone; A fin-shaped portion formed so as to be substantially upright with respect to the bottom portion is provided at a peripheral portion forming the bottom portion or the bottom portion of the truncated cone, and further, the engaging portion is provided on the bottom portion. A cylindrical portion provided in an upright shape, and provided so as to open from the tip of the cylindrical portion toward the bottom surface side and provided radially with respect to the axis of the cylindrical portion. Multiple And claws, it was decided to adopt a configuration in which the consist.

[0005] By adopting such a configuration, in the case of the present invention, attachment (attachment) to the panel member is performed smoothly. That is, when mounting in a mounting hole or the like provided in a panel member, the engaging portion is formed, and the engaging claw made of an elastic body is formed in a state in which the distal end portion is narrowed. It can be easily mounted by inserting it into a mounting hole or the like. Then, in the state of being mounted in this manner, the engaging claw expands to the original state by elasticity, so that it is securely engaged (attached) to the panel member. In addition, a fin-shaped portion made of an elastic body is provided at a peripheral portion of the bottom portion forming the body portion, similarly to the engaging claw, so that a tip portion of the fin-shaped portion is provided. Contact the mounting surface of the panel member to generate a spring reaction force. As a result, the body portion, and thus the entire cushion, is securely held (engaged) on the mounting surface of the panel member by the spring reaction force of the fin-shaped portion.

Next, the invention according to claim 2 will be described. This is also essentially the same as the first aspect. That is, in the present invention, the whole body is made of a rubber-like elastic body or an elastomer, and is provided on one end side of the body part formed so as to exhibit a predetermined buffer function. A cushion comprising: an engagement portion provided for attachment to a panel member; and a body having a cylindrical or truncated cone shape, and a bottom portion or a cone of the cylindrical portion. At the bottom of the base, a plurality of projections are formed so as to protrude toward the engagement section, and the engagement section is provided upright with respect to the bottom. And a plurality of engaging claws provided so as to open from the tip of the tubular portion toward the bottom surface side and radially provided with respect to the axis of the tubular portion. And it consists of It was decided to adopt a configuration that was. By adopting such a configuration, in the case of the present invention, similarly to the above-described first aspect, the mounting to the panel member or the like is performed smoothly. After being once attached, the projection provided on the bottom surface of the body or the bottom surface provided with the projection undergoes elastic deformation, so that a spring reaction force is exerted between the projection and the mounting surface of the panel member. The cushion is securely attached to the panel member by the pinching force between the engaging claw and the engaging claw generated by the action of the spring reaction force.

Next, the third aspect of the present invention will be described. This is also basically the same as the first or second aspect. That is, in the present invention, regarding the cushion according to claim 1 or 2, the tip of the fin-shaped portion or the tip of the projection provided on the bottom portion is substantially the same as the tip of the engaging claw. In such a manner as to exist in the plane of.
By adopting such a configuration, according to the present invention, when the cushion is attached to the panel member, the fin provided on the body portion side between the bottom surface portion of the body portion and the engagement claw is provided. The spring reaction force due to the elastic deformation of the protruding portion or the protrusion and the spring reaction force due to the elastic deformation of the engaging claw act in a state where they are mutually superimposed,
The holding force of the panel member against the mounting surface is further increased. As a result, the cushion is securely held (attached) to the panel member.

Next, the invention according to claim 4 will be described. This is also basically the same as the first or second aspect. That is, in the present invention, with regard to the cushion according to claim 1 or claim 2, the four engaging claws are provided radially with respect to the axis of the cylindrical portion provided with the engaging claws, and the four engaging claws are provided. Any two of the engaging claws are opposed to each other so that the leading end of the engaging claw and the leading end of the fin-shaped portion or the leading end of the protrusion provided on the bottom surface side are in the same plane. Furthermore, the surface formed by the tip of the remaining opposing engaging claw and the surface formed by the tip of the fin-shaped portion or the tip of the protrusion provided on the bottom surface side A configuration in which a predetermined gap is provided therebetween is adopted.

By adopting such a configuration, according to the present invention, when the panel member is engaged with the mounting hole, the surface formed at the tip of the engaging claw is connected to the surface of the engaging claw. First, a member formed so as to have a predetermined gap between the fin-shaped portion or the surface formed by the protruding portion is easily inserted (mounted) into the mounting hole. Thus, the wearability of the cushion is improved. After being once mounted in this manner, a strong tightening force (a pinching force) based on a spring reaction force is applied between the tip of the remaining engagement claw and the tip of the fin-shaped portion or the projection. Force), and the cushion is strongly held (engaged) by the mounting portion of the panel member.

Next, the invention according to claim 5 will be described. This is also basically the same as the first aspect. That is, in the present invention, the cushion according to claim 1 is located at the center of the bottom portion forming the body portion and at the base of the cylindrical portion forming the engagement portion from the bottom portion side. The boss portion is formed so as to protrude, has a truncated cone shape, and has a boss portion formed so as to fit into a mounting hole provided in the panel member. By adopting such a configuration, according to the present invention, in a state where the cushion is attached to the panel member, the end surface of the mounting hole provided in the panel member is located at the truncated cone-shaped inclined surface of the boss portion. , And the end surface (tip) of the fin-shaped portion also comes into circumferential contact with the surface of the panel member. As a result, the sealing property of the panel member mounting portion of the present cushion is enhanced, and it is possible to effectively block rainwater from entering from the engaging portion side of the present cushion.

Next, the invention according to claim 6 will be described. This is also basically the same as the fifth aspect. That is, in the present invention, in the cushion according to the fifth aspect, the upper surface of the truncated cone that forms the boss portion is closer to the engagement portion than the surface formed by the tip of the fin portion. It is decided to adopt a configuration in which it protrudes toward. By adopting such a configuration, in the case of the present invention as well, the sealing property around the mounting portion to the panel member can be improved as in the case of the fifth aspect. In particular, in the case of the present invention, the truncated cone-shaped upper surface of the boss protrudes more toward the tip of the engaging claw than the tip of the fin, so that the panel member is mounted. The engagement length (engagement area) between the opening end surface of the hole and the boss inclined surface can be made large. Therefore, the area of the seal portion is sufficiently ensured. As a result, the sealing performance is enhanced, and the intrusion of rainwater into the body part side, that is, the infiltration into the indoor side is efficiently blocked.

Next, the invention according to claim 7 will be described. This is also basically the same as the fifth or sixth aspect. That is, in the present invention, the cushion according to claim 5 or 6 is formed by a surface formed by a tip portion of the fin portion and a tip portion of an engagement claw provided on the cylindrical portion. A predetermined gap, that is, a gap substantially equal to the thickness of the panel member to which the present cushion is attached, is provided between the first and second surfaces. By adopting such a configuration, in the case of the present invention as well, the sealing property of the mounting portion to the panel member can be improved as in the case of the fifth or sixth aspect.
In addition to these, the workability at the time of attaching the present cushion to the panel member is improved.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS. As for the first embodiment (first embodiment) of the present invention, as shown in FIG. 1, a body part 1 in the form of a truncated cone, and a bottom part 11 of the truncated cone forming the body part 1 And an engaging portion 2 which is provided in an upright position and is provided for attachment to the panel member 9, and a peripheral portion of the bottom portion 11 of the body portion 1, and And a fin-shaped portion 3 provided upright. These are formed integrally with a predetermined elastomer material.

In such a structure, the body portion 1 is often in the form of a truncated cone as shown in FIGS. 1 and 4, but it is not necessarily the case. The shape is not limited to the shape, and may be a shape close to a columnar shape in which a conical tapered surface is hardly recognized in some cases. A fin-shaped portion 3 made of a thin portion as shown in FIGS. 1 to 3 is provided along the outer periphery of the bottom surface portion 11 of such a truncated cone or one end surface of the cylindrical body portion 1. It is to be provided. This fin 3 is
The cross-sectional shape is formed in a thin-walled form, and has a predetermined flexural rigidity.

[0015] The body 1 having the above-described structure is used.
In some cases, instead of the fin-like portion 3, a projection 5 composed of a small projection as shown in FIG. The protrusion 5 is provided on the bottom 1
A plurality of engaging portions 2 provided at the center of the cylindrical portion 1 are provided radially with respect to the axis of the cylindrical portion 21, and the height is the same as the height of the fin portion 3. The values are set to be almost the same.

The engaging portion 2 provided at substantially the center of the bottom portion 11 of the body 1 having such a structure.
As shown in FIGS. 2 and 3, a hollow cylindrical portion 21 provided upright with respect to the bottom surface portion 11 and a radially provided portion at the tip of the cylindrical portion 21 are provided. And a plurality of engaging claws 22 and 25 provided so as to extend (in an open state) from the front end toward the bottom surface 11 of the body portion 1. Among those having such a basic configuration, in particular,
In the present embodiment, four engaging claws 22 and 25 are provided radially with respect to the axis of the cylindrical portion 21, and two of the engaging claws 22 and 25 (22, 2) are opposed to each other.
2), the tip 221 is set so as to be located at the same position as the tip 31 of the fin-shaped portion 3 provided on the peripheral edge of the bottom portion 11, as shown in FIG. That is, the surface formed by the distal end portion 221 and the surface formed by the distal end portion 31 of the fin portion 3 form the same plane.

On the other hand, as shown in FIG. 3, the other two opposing members (25, 25)
A predetermined gap (E) is provided between the surface formed at 1 and the surface formed at the distal end portion 31 of the fin-shaped portion 3. The value of the gap E is set so as to substantially match the thickness of the panel member 9 to be attached. Further, as shown in FIG. 5, the main engaging claws 25 have a connecting portion 252 to the cylindrical portion 21 along the longitudinal direction thereof, so that they can be integrated into the cylindrical portion 21. It is something that can be done. And in such a cylindrical part 21,
A hollow portion 212 is provided in the cross section, and a bridge 211 is formed so as to divide the hollow portion 212.
Is provided. Therefore, the engagement claw 2
Numerals 5 and 25 are provided with appropriate rigidity integrally with the cylindrical portion 21 to which they are attached.

Next, the operation and the like of the embodiment having the above-described configuration will be described. First, the cushion is attached to the mounting hole 9 provided in the panel member 9.
9 and the like, which form the engaging portion 2, can be easily mounted by inserting the engaging claws 22 and 25 made of an elastic body into the mounting holes 99 and the like. Then, in the state of being mounted in this manner, the engagement claws 22, 25 are elastically expanded to the original state, so that they are securely engaged (attached) to the panel member 9. After being once attached in this manner, the tip 31 of the fin 3 made of an elastic body comes into contact with the attachment surface of the panel member 9 to generate a spring reaction force. As a result, the entire cushion has the spring reaction force of the fin-shaped portion 3 and the engagement claw 2.
The mounting surface of the panel member 9 is strongly sandwiched by the spring reaction forces 2 and 25, whereby the cushion is securely engaged with the panel member.

Specifically, first, as shown in FIG. 3, the engaging claws 22 and 25 forming the engaging portion 2 are inserted into the mounting holes 99 of the panel member 9, and this is inserted into the panel member 9 side. (Press). Then, the engagement claws 22, 25
2 and 3 are provided so as to expand (open) from the tip end of the cylindrical portion 21 toward the bottom surface portion 11 of the body portion 1, and the outer surface thereof is a tapered surface 22.
5, 255, the tapered surface 225,
Each of the engaging claws 22 and 25 slides into the mounting hole 99 via 255. Then, when it has passed over the plate thickness of the mounting hole 99, the distal end 251 of the shorter one of the engaging claws (25, 25) spreads as shown in FIG. Will be engaged. From such a state, the body part 1 and the engagement part 2 are further pressed against the panel member 9 side, and the fin-shaped part 3 or the projection part 5 provided on the bottom surface part 11 of the body part 1 is forcibly bent. Thus, the tip 221 of the longer engagement claw 22 shown in FIG. 2 also passes through the mounting hole 99 of the panel member 9. As a result, the engagement claws 22, 25 are
All of them are mounting holes 99 provided in the panel member 9.
, The respective tip portions 221 and 251 pass through. And these tip parts 221 and 251 will be in the open state of the original state. As a result, the cushion is completely attached (engaged) to the attachment surface of the panel member 9.

In this manner, in a state where the present cushion is mounted (assembled) on the panel member 9,
The tip 31 of the fin 3 (see FIGS. 1 and 2) or the tip of the protrusion 5 (see FIG. 4) provided at the bottom 11 of the body 1 is bent, and the panel member 9 is bent. A state in which a spring reaction force is generated between the mounting surface and the mounting surface. The spring reaction force of the fin portion 3 and the projection 5 and the spring reaction force due to the bending deformation of the engaging claws 22 and 25 act synergistically to exert a great strain on the periphery of the mounting hole 99 of the panel member 9. Force or pinching force will be generated. Due to this pinching force, the cushion is firmly held by the mounting portion of the panel member 9, and the cushion does not rattle. Further, as shown in FIG. 5, the entirety of the engagement claws 25, 25 forming the cushion and around the cylindrical portion 21 provided with the engagement claws 25, 25 is formed by a connecting portion 252 and a bridge 211 or the like. The cushion is likely to rattle or tilt in an unexpected direction when the cushion is attached to (attached to) the panel member 9 because appropriate moderate rigidity is ensured. There is no.

Next, regarding a second embodiment of the present invention,
This will be described with reference to FIGS. This is also basically the same as the first embodiment. It is characterized in that a frustoconical boss portion 6 is provided at the center of the bottom portion 11 of the body portion 1 and a cylindrical portion on which the engaging portion 2 is formed. 21 are provided. Specifically, FIG.
As shown in FIG. 1, a body portion 1 in the form of a truncated cone and a boss portion 6 provided in the center of a bottom portion 11 of the truncated cone forming the body portion 1 and having a truncated cone shape are provided. And an engaging portion 2 which is provided upright on the upper surface portion 61 of the boss portion 6 and is provided for attachment to the panel member 9, and a peripheral portion of the bottom portion 11 of the body portion 1. However, it is basically composed of a fin-shaped portion 3 provided upright with respect to the bottom surface portion 11. These are formed integrally with a predetermined elastomer material.

In such a structure, the body portion 1 is basically formed in the shape of a truncated cone like the one described in the first embodiment. Further, in some cases, it may be formed in a shape close to a column shape in which a conical tapered surface is hardly recognized. And the bottom part 11 of such a truncated cone
Alternatively, a fin-shaped portion 3 made of a thin portion similar to that described in the first embodiment is provided along the outer periphery at one end face portion of the cylindrical body portion 1. Is what it is. This fin 3 is
The cross-sectional shape is formed in a thin-walled form, and has a predetermined flexural rigidity.

In the central portion of the bottom portion 11 of the body portion 1 having such a configuration, the bottom portion 1 is provided.
The boss 6 having an inclined surface (tapered surface) 66 having a predetermined inclination angle is provided continuously from the boss portion 6. The engaging portion 2 is provided at the center portion of the upper surface portion 61 of the truncated cone forming the boss portion 6. And, this engaging portion 2
Is a tubular part 2 provided upright with respect to the upper surface part 61 and having a hollow part 212 and a bridge 211.
1 and a plurality of radially provided portions at the distal end portion of the cylindrical portion 21 provided so as to expand from the distal end portion toward the bottom portion 11 of the body portion 1 (in an open state). And a pair of engagement pawls 22 and 25. In the one having such a basic configuration, particularly, in the present embodiment, the engagement claws 22 and 25 are each 2
Each book is provided radially, and each engaging claw 22,
7 and 8 are provided between a surface formed by the respective tips 221 and 251 and a surface formed by the tip 31 of the fin-shaped portion 3 provided on the peripheral edge of the bottom surface 11. As shown in the figure, a gap having a value substantially equal to the thickness of the panel member 9 is provided.

In the above-mentioned structure, the engaging portion 2 is provided at the center of the bottom portion 11.
The upper surface portion 61 of the boss portion 6 forming the basis of the upper surface side of the surface formed by the tip portion 31 of the fin portion 3, that is,
A tip 221 of the engagement claws 22, 25 forming the engagement portion 2;
251 (see FIGS. 7 and 8). However, a predetermined gap is formed between the surface formed by the tips 221 and 251 of the engaging claws 22 and 25 and the upper surface 61 of the boss 6. . That is, when the cushion is mounted on a predetermined panel member, the opening end surface 991 of the mounting hole of the panel member 9 comes into surface contact with the tapered surface 66 of the boss portion 6. Also,
The engaging claws 22 and 25 provided on the engaging portion 2 are connected to the tubular portion 21 so as to be integrated with the tubular portion 21. And such a cylindrical part 21
6 and 7 is a hollow body having two hollow portions 212, and a bridge 211 having a predetermined shape is provided around a central axis. Thus, when the panel member 9 is mounted in the mounting hole 99, the panel member 9 has appropriate rigidity.

Next, the operation and the like of the embodiment having the above-described configuration will be described. In this embodiment, the basic points are the same as those in the first embodiment. That is, first, when attaching the cushion to the attachment hole 99 or the like provided in the panel member 9, the engaging claws 22 and 25, which form the engaging portion 2 and are made of an elastic material, are attached to the mounting member 2. It can be easily mounted by inserting it into the hole 99. Then, in the state of being mounted in this manner, the engagement claws 22, 25 are elastically expanded to the original state, so that they are securely engaged (attached) to the panel member 9. After being once attached in this manner, the tip 31 of the fin 3 made of an elastic body comes into contact with the attachment surface of the panel member 9 to generate a spring reaction force. As a result, the entire cushion is firmly attached to the attachment surface of the panel member 9 by the spring reaction force of the fin-shaped portion 3 and the spring reaction force of the engagement claws 22 and 25. The mounting hole 9 of the panel member 9 is provided at the tapered surface (slope surface) 66 of the boss 6.
9 are brought into contact with each other so that the opening end faces 991 forming the holes 9 are engaged. As a result, the cushion is securely attached (engaged) to the panel member 9.

In addition to the above, in the embodiment, the sealing performance around the cushion mounting portion against rainwater or the like is improved. Specifically, in the present embodiment, a boss portion 6 having a truncated cone shape is provided at the base of the engagement portion 2, and the boss portion 6 is Since the tapered surface (inclined surface) 66 to be formed is in surface contact with the opening end surface 991 of the mounting hole 99 of the panel member 9, the inner diameter of the cylindrical portion 21 forming the engagement portion 2 The hollow portion 212 provided on the side of the boss portion 6 is formed between the tip portions 221 and 251 of the engaging claws 22 and 25 formed continuously with the hollow portion 212 and the upper surface portion 61 of the boss portion 6. Rain water or the like that has invaded through the gap is removed from the opening end face 991 of the panel member 9 and the opening end face 991.
And the taper surface (slope surface) 66 of the boss portion 6 at the contact portion. Further, rainwater or the like that has passed through the contact portion is applied to the bottom portion 1 of the body portion 1.
1 will be blocked at the tip 31 of the fin-shaped portion 3 provided in the peripheral portion of the fin 1. This is because the tip portion 31 of the fin portion 3 and the panel member 9 are in close contact with each other, and the sealing property is enhanced. As described above, in the embodiment, the sealing performance against rainwater infiltration around the cushion mounting portion is improved.

[0027]

According to the present invention, a body made entirely of a rubber-like elastic body or an elastomer and formed so as to exhibit a predetermined cushioning function, and one end of the body part A cushion provided on the side and provided for attachment to a panel member, the cushion comprising: a body or a truncated cone; A fin-shaped portion formed so as to be substantially upright with respect to the bottom portion is provided at the peripheral portion forming the bottom portion or the bottom portion of the truncated cone, and further, the engaging portion is provided on the bottom portion. A cylindrical portion provided in an upright shape, and provided so as to open from the tip of the cylindrical portion toward the bottom surface side and provided radially with respect to the axis of the cylindrical portion. A plurality of engaging claws, Since it was decided to adopt a configuration in which the Ranaru so began to attachment to the cushion of the panel member (attachment) it can be smoothly performed. That is, when mounting in the mounting hole provided in the panel member, the mounting portion forms the above-mentioned engaging portion, and is easily mounted by inserting an engaging claw made of an elastic body into the mounting hole. In this state, the engaging claw is elastically expanded to its original state, thereby securely engaging (attaching) to the panel member. . Further, after being once attached in this manner, the tip of the fin-shaped portion made of an elastic body comes into contact with the mounting surface of the panel member, thereby generating a spring reaction force. Securely held (engaged) on the mounting surface of the member
It became so.

Also, in the case where a plurality of projections are provided radially from the center of the engagement portion at the bottom of the body portion, similar to the above, attachment to a panel member or the like is possible. It was done smoothly. After being once attached, the projection provided on the bottom surface of the body or the bottom surface provided with the projection undergoes elastic deformation, so that a spring reaction force is exerted between the projection and the mounting surface of the panel member. The cushion is securely attached to the panel member by the pinching force between the engaging claw and the engaging claw generated by the action of the spring reaction force.

Further, a tip of a part of the engaging claws, for example, any two opposing claws, and a tip of a fin-shaped portion or a tip of a projection provided on the bottom surface side are connected to each other. It is made to exist in the same plane, and furthermore, the surface formed by the tips of the remaining opposing engaging claws and the tip of the fin-shaped part or the tip of the protrusion provided on the bottom surface side When a predetermined gap is provided between the engaging claw and the surface formed by the fin, the surface formed by the tip of the engaging claw and the fin are attached to the panel member. The one formed so as to have a predetermined gap between it and the surface formed by the tip of the protruding part or the tip of the protruding part is first inserted (mounted) into the mounting hole, etc. The wearability of the cushion has been improved. Also, after being once mounted in this manner, the tip of the remaining engaging claw and the tip of the fin-shaped part or the tip of the protrusion are set to form the same plane. By the action of the engagement claw, a strong spring reaction force can be formed, whereby the cushion can be strongly held (engaged) with the mounting portion of the panel member.

Further, the cushion is formed so as to protrude from the bottom surface side at the center of the bottom surface forming the body portion and at the base of the cylindrical portion forming the engagement portion. In this case, the cushion is formed of a frusto-conical shape and has a boss portion formed so as to fit into a mounting hole provided in the panel member. When attached to the member, the end surface of the mounting hole provided in the panel member comes into contact with the truncated cone-shaped inclined surface of the boss portion, and the end surface (tip portion) of the fin portion also becomes the panel. The cushion comes into circumferential contact with the surface of the member, so that the overall sealing performance of the cushion at the panel member mounting portion can be improved. As a result, intrusion of rainwater or the like from the engaging portion side of the cushion can be effectively blocked.

Further, the upper surface of the truncated cone forming the boss portion of the cushion protrudes more toward the engaging portion than the surface formed by the tip of the fin portion. In this case, the engagement length (engagement area) between the opening end face of the mounting hole of the panel member and the inclined surface of the boss portion can be made large, and the area of the seal portion can be sufficiently secured. Now you can. as a result,
The sealing performance is improved, and the infiltration of rainwater into the body portion side, that is, the infiltration into the indoor side can be effectively blocked.

[Brief description of the drawings]

FIG. 1 is a perspective view showing the entire configuration of a first embodiment of the present invention.

FIGS. 2A and 2B are a half sectional view and an external view showing an entire configuration around an engaging portion which forms a main part of the first embodiment.

FIG. 3 is a half sectional view and an external view showing a configuration of one engaging claw which is a main part of the first embodiment, showing the configuration thereof.

FIG. 4 is a perspective view showing an overall configuration of a modification example of the first embodiment.

FIG. 5 is a cross-sectional view showing a structure of an engagement claw provided on an engagement portion of the first embodiment, which is related to the first embodiment.

FIG. 6 is a perspective view showing the overall configuration of a second embodiment of the present invention.

FIG. 7 is a half sectional view and an external view showing a relationship between one engagement claw, a fin portion, and a boss portion according to the second embodiment.

FIG. 8 is a half cross-sectional view and an external view showing a relationship between the other engaging claw, a fin portion, and a boss portion, according to the second embodiment.

FIG. 9 is a longitudinal sectional view showing the entire configuration of a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Body part 11 Bottom part 2 Engagement part 21 Cylindrical part 211 Bridge 212 Hollow part 22 Engagement claw 221 Tip part 225 Tapered surface 25 Engagement claw 251 Tip part 252 Connection part 255 Tapered surface 3 Fin part 31 Tip part 5 Projecting portion 6 Boss portion 61 Upper surface portion 66 Inclined surface (tapered surface) 9 Panel member 99 Mounting hole 991 Opening end surface

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Nobuyasu Furugo 1 Toyota Town, Toyota City, Aichi Prefecture Toyota Motor Corporation F-term (reference) 3J037 AA02 BA02 BB06 DA02 DB02 DC05 3J059 AD02 AE01 BA55 BA58 CB06 CC03 GA01 3J066 AA24 BA01 BD05 BE10

Claims (7)

[Claims] An entire body is made of a rubber-like elastic body or an elastomer, and is provided on a body portion formed so as to exhibit a predetermined cushioning function, and provided on one end side of the body portion. And a cushion comprising an engaging portion provided for attachment to a panel member, wherein the body portion is formed in a columnar or truncated cone shape, and the bottom portion or the truncated cone portion of the columnar portion is formed. At the periphery of the bottom surface, a fin-shaped portion is formed so as to be substantially upright with respect to the bottom surface.
A cylindrical portion provided upright with respect to the bottom surface portion, and a tubular portion provided so as to open toward a bottom surface side from a tip end of the cylindrical portion; A plurality of engaging claws provided radially with respect to the axis of the shape portion,
A cushion characterized by being made of. 2. A body which is entirely made of a rubber-like elastic body or an elastomer, and is provided on one end side of the body formed to exhibit a predetermined buffer function. And a cushion comprising an engaging portion provided for attachment to a panel member, wherein the body portion is formed in a columnar or truncated cone shape, and the bottom portion or the truncated cone portion of the columnar portion is formed. A plurality of projections formed so as to protrude toward the engagement portion side at the bottom portion, and the engagement portion is further provided with a tubular portion provided upright with respect to the bottom portion. And a plurality of engaging claws provided so as to open from the tip of the cylindrical portion toward the bottom surface side and radially provided with respect to the axis of the cylindrical portion. The feature of Session. 3. The cushion according to claim 1, wherein a tip of a fin-shaped portion or a tip of a projection provided on the bottom surface and a tip of the engaging claw are substantially flush with each other. A cushion characterized by being inside. 4. The cushion according to claim 1, wherein four of said engaging claws are provided radially with respect to an axis of a cylindrical portion provided with said engaging claws.
The tip of one of the two engaging claws and the tip of the opposing one and the tip of the fin-shaped portion or the tip of the projection provided on the bottom surface side are in the same plane. And a surface formed by the tip of the fin-shaped portion or the tip of the protrusion provided on the bottom surface side and a surface formed by the tip of the remaining opposing engaging claw. A predetermined gap is provided between the cushion and the cushion. 5. The cushion according to claim 1, wherein the cushion protrudes from the bottom portion at a center of the bottom portion forming the body portion and at a root portion of the cylindrical portion forming the engagement portion. Characterized by having a boss portion formed so as to fit into a mounting hole provided in a panel member and having a truncated cone shape. . 6. The cushion according to claim 5, wherein the upper surface of the truncated cone forming the boss portion is closer to the engagement portion side than the surface formed by the tip of the fin portion. A cushion characterized by being configured to protrude. 7. The cushion according to claim 5, wherein a surface formed by a tip portion of the fin portion and a surface formed by a tip portion of an engagement claw provided on the cylindrical portion. Characterized by providing a predetermined gap between the cushion.