JP2014151863A - Steering wheel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To suppress visual recognition of a string body from a gap between a body part and a decorative part of a gap formation member.SOLUTION: In a steering wheel 10, a projection 28 of a piece 24 is brought into contact with a wooden member 22, and a gap 30 is formed between the wooden member 22 and a body part 26 of the piece 24. An inner member 32 is further coated by leather 34. In addition, in the gap 30, a first round of thread 36 inserted into a cylindrical part 34A of the leather 34 is wound around the projection 28 and a rim part 20, a second round of the thread 36 is wound around the rim part 20, and both ends are connected together. Here, when the second round of the thread 36 is wound around the rim part 20, the thread 36 is passed through the projected part 28 by elastic deformation of the projection 28 by the thread 36, and arranged closer to a side of the rim part 20 than the projection 28. Thus, visual recognition of the thread 36 from the gap 30 is suppressed.

Description

  The present invention relates to a steering wheel in which a covering material covers a main body portion of a gap forming member.

  In the steering wheel described in Patent Literature 1 below, the spacer portion of the leather support piece is brought into contact with the hard cover portion (including the hard cover portion coating film), and the hard cover portion and the main body portion of the leather support piece are interposed between them. A gap is formed. Further, the leather winding layer covers the main body of the leather support piece.

  Here, in such a steering wheel, for example, a string body is provided in the leather winding layer, and the string body is tied by a gap between the hard covering portion and the main body portion of the leather support piece, so that the leather support piece A leather layer covers the body.

  However, in this case, the string body is hooked on the spacer portion of the leather support piece, and the string body is disposed on the surface side of the steering wheel from the spacer portion. For this reason, a string body may be visually recognized from the clearance gap between a hard coating | coated part and the main-body part of a leather support piece.

Japanese Patent Laid-Open No. 11-34881

  In view of the above fact, an object of the present invention is to obtain a steering wheel capable of suppressing the string body from being visually recognized from the gap between the main body portion of the gap forming member and the decorative body.

  The steering wheel according to claim 1, wherein a gap forming member having a protruding portion protruding from a main body portion is provided adjacent to the gap forming member, and the protruding portion is disposed between the main body portion and the main body portion. A decorative body in which a gap is formed, and a string body, and the string body is disposed in the gap between the main body portion and the decorative body to cover the main body portion, and the protruding portion And a covering material in which the string body is passed through the protruding portion.

  A steering wheel according to a second aspect of the present invention is the steering wheel according to the first aspect, wherein the projecting portion is made thinner toward the projecting tip side.

  A steering wheel according to a third aspect of the present invention is the steering wheel according to the first or second aspect, further comprising a guide portion that is provided on the projecting portion and guides the string body on the projecting tip side of the projecting portion. Yes.

  In the steering wheel according to claim 1, the protruding portion protrudes from the main body portion in the gap forming member, and the decorative body is adjacent to the gap forming member, and protrudes between the main body portion and the decorative body. A part is arrange | positioned and the clearance gap is formed between the main-body part and the decorating body. Furthermore, a string body is provided in the covering material, and the string body is disposed in a gap between the main body portion and the decorative body, and the covering material covers the main body portion.

  Here, the protruding portion is deformed, and the string body is passed through the protruding portion. For this reason, it can suppress that a string body is visually recognized from the clearance gap between a main-body part and a decorating body.

  In the steering wheel according to the second aspect, the projecting portion is made thinner toward the projecting tip side. For this reason, a protrusion part can deform | transform easily and a string can pass a protrusion part easily.

  In the steering wheel according to the third aspect, the guide portion provided in the protruding portion guides the string body to the protruding tip side of the protruding portion. For this reason, a string can pass easily a protrusion part.

It is the front view seen from the vehicles back side which shows the steering wheel concerning a 1st embodiment of the present invention. It is the front view seen from the vehicle rear side which shows the 1st manufacturing stage of the steering wheel which concerns on 1st Embodiment of this invention. It is the front view seen from the vehicle rear side which shows the 2nd manufacturing stage of the steering wheel which concerns on 1st Embodiment of this invention. It is a perspective view which shows the piece of the steering wheel which concerns on 1st Embodiment of this invention. It is sectional drawing which shows the principal part of the steering wheel which concerns on 1st Embodiment of this invention. It is a perspective view which shows the piece of the steering wheel which concerns on 2nd Embodiment of this invention.

[First Embodiment]
FIG. 1 is a front view of a steering wheel 10 according to a first embodiment of the present invention as viewed from the vehicle rear side. Further, FIG. 2 shows a front view of the first manufacturing stage of the steering wheel 10 as viewed from the rear side of the vehicle, and FIG. 3 shows a second manufacturing stage of the steering wheel 10 as viewed from the rear side of the vehicle. It is shown in the front view. In the drawings, the right side of the vehicle is indicated by an arrow RH and the upper side is indicated by an arrow UP.

  The steering wheel 10 according to this embodiment is opposed to the driver's seat of the vehicle on the rear side of the vehicle so that an occupant (driver) sitting on the driver's seat can rotate in the circumferential direction.

  As shown in FIGS. 2 and 3, the steering wheel 10 is provided with a metal cored bar 12 as a skeleton member, and a plate-like boss part 14 as a central part is provided at the central part of the cored bar 12. Is provided. The boss portion 14 is fixed to a vehicle rear side end (upper end) of a cylindrical steering shaft 16 as a support shaft, and the steering wheel 10 (core metal 12) is supported by the steering shaft 16 so as to be integrally rotatable. Yes. Thus, when the occupant rotates the steering wheel 10 in the circumferential direction, the steering shaft 16 is rotated around the axis, and the vehicle is steered.

  Three long plate-like spoke portions 18 as connecting portions are integrally provided on the outer periphery of the boss portion 14, and the spoke portion 18 extends from the boss portion 14 to the vehicle right side, the vehicle left side, and the lower side (steering wheel). 10 and the radially outer side of the steering shaft 16). A plate-like extending portion 18A is integrally formed at the intermediate portion in the extending direction of the spoke portion 18, and the extending portion 18A extends from the spoke portion 18 in the entire extending circumferential direction of the spoke portion 18. Yes.

  A front-view annular rim portion 20 that constitutes the outer peripheral portion is integrally provided at the extending ends of the three spoke portions 18, and the rim portion 20 is disposed coaxially with the steering shaft 16.

  On the upper side of the rim portion 20, the lower right side of the vehicle, and the lower left side of the vehicle, a cylindrical wooden member 22 (main frame material) as a decorative body is provided. It extends along the extending direction (longitudinal direction) and is curved, and covers the entire extending circumferential direction of the rim portion 20. The wooden member 22 is configured by a semi-cylindrical partial body 22A on the vehicle front side and the vehicle rear side, and an inner surface (an inner peripheral surface of the wooden member 22) of each partial body 22A is bonded to the rim portion 20. The pair of partial bodies 22 </ b> A are bonded to each other, and the wooden member 22 is fixed to the rim portion 20.

  As shown in FIGS. 3 to 5, the rim portion 20 is provided with a resin-made substantially cylindrical piece 24 as a gap forming member on both longitudinal sides of each wooden member 22. Adjacent to the member 22. The piece 24 is configured by a substantially semi-cylindrical component 24A on the vehicle front side and the vehicle rear side, and an inner surface (inner peripheral surface of the piece 24) of each component 24A is bonded to the rim portion 20, A pair of components 24 </ b> A are bonded to each other, and the piece 24 is fixed to the rim portion 20.

  The piece 24 is provided with a cylindrical main body portion 26. A large diameter portion 26 </ b> A is provided in a portion of the main body portion 26 on the side of the wooden member 22. Has been made smaller. A small-diameter portion 26B is provided on the opposite side of the main body portion 26 from the wood member 22, and the small-diameter portion 26B has a smaller outer diameter than the large-diameter portion 26A. In the piece 24 and the wooden member 22 that are adjacently provided, the end surface of the main body 26 (large diameter portion 26A) on the side of the wooden member 22 faces the end surface of the wooden member 22 on the piece 24 side. The side end surface is arranged in parallel with the piece 24 side end surface of the wooden member 22.

  The piece 24 is provided with a pair of triangular prism-shaped protrusions 28. The protrusions 28 are arranged on each component 24A and are perpendicular to the end face of the main body 26 (large diameter part 26A) on the wooden member 22 side. Is protruding. The projecting portion 28 is in contact with the end face on the piece 24 side of the wooden member 22, whereby a gap is provided by the projecting portion 28 between the end face on the piece 24 side of the wooden member 22 and the end surface on the wooden member 22 side of the main body 26. 30 (grained portion) is formed. Further, the protruding portion 28 is separated from the rim portion 20 to the outside in the direction perpendicular to the extending direction of the rim portion 20, whereby the protruding portion 28 enters between the wooden member 22 and the rim portion 20 and The contact with the end face on the piece 24 side is suppressed.

  The surface of the protruding portion 28 opposite to the rim portion 20 is an outer guide surface 28A as a guide portion, and the outer guide surface 28A moves toward the rim portion 20 as it goes toward the protruding tip side of the protruding portion 28. Inclined in the direction. For this reason, the protrusion 28 is thinned and thinned toward the protrusion tip side, and the protrusion 28 has flexibility and can be elastically deformed.

  As shown in FIGS. 3 and 5, an inner member made of resin (for example, polyurethane) made of resin (for example, polyurethane) between the extension portion 18 </ b> A of the spoke portion 18 and the pair of pieces 24 between the wooden members 22. 32 is formed.

  The inner member 32 extends to the extending portion 18A of the spoke portion 18, and the inner member 32 is fixed to the spoke portion 18 and the extending portion 18A and covers the entire extending circumferential direction of the spoke portion 18. The outer peripheral surface is flush with the outer peripheral surface of the extending portion 18A. The inner member 32 is fixed to the rim portion 20 between the pair of pieces 24, and the inner member 32 is stretched and curved along the extending direction (longitudinal direction) of the rim portion 20, and the rim portion The entire 20 stretched circumferential directions are covered. Furthermore, the inner member 32 extends to the small diameter portion 26B of the piece 24 (main body portion 26). The inner member 32 is fixed to the small diameter portion 26B and covers the entire circumferential direction of the small diameter portion 26B. The outer peripheral surface is flush with the outer peripheral surface of the large-diameter portion 26A of the piece 24 (main body portion 26).

  As shown in FIGS. 1 and 5, the inner member 32 is covered with leather 34 as a covering material, and both ends of the leather 34 in the extending circumferential direction of the inner member 32 are connected by sewing, for example.

  A cylindrical portion 34A is formed at the end portion on the spoke portion 18 side and the end portion on the wooden member 22 side of the leather 34 by, for example, sewing in a folded state, and the cylindrical portion 34A is an extension portion 18A of the spoke portion 18. Further, the boss portion 14 side and the gap 30 between the wooden member 22 and the main body portion 26 of the piece 24 are arranged. A long thread 36 as a string is inserted into the tubular part 34A, and the thread 36 extends from both ends in the longitudinal direction of the tubular part 34A.

  On the boss portion 14 side of the extension portion 18A of the spoke portion 18, the yarn 36 is doubly wound around the spoke portion 18 and both ends thereof are connected, whereby the end portion of the leather 34 on the side of the spoke portion 18 is connected. The part (including the cylindrical part 34A) is wound around the spoke part 18 and fixed.

  In the gap 30 between the wooden member 22 and the body portion 26 of the piece 24, the thread 36 is wound around the pair of protrusions 28 and the rim portion 20 of the piece 24 and the double eye is wound around the rim portion 20. It is hung and the both ends are connected, and thereby the end of the leather 34 on the wood member 22 side (including the cylinder 34A) is wound around and fixed to the pair of protrusions 28 and the rim 20. . When the double thread is wound around the rim portion 20, the thread 36 is moved to the projecting tip side of the projecting portion 28 while being guided by the outer guide surface 28 </ b> A of the projecting portion 28. Since the thread 36 is elastically deformed by the thread 36, the thread 36 passes through the protrusion 28 and is disposed closer to the rim 20 than the protrusion 28.

  Next, the operation of this embodiment will be described.

  In the steering wheel 10 having the above-described configuration, the pair of protrusions 28 of the piece 24 are in contact with the end surface of the wooden member 22 on the piece 24 side, and a pair of protrusions are provided between the wooden member 22 and the main body 26 of the piece 24. A gap 30 is formed by 28. Further, the inner member 32 is covered with leather 34.

  Further, in the gap 30 between the wooden member 22 and the main body portion 26 of the piece 24, the thread 36 inserted into the cylindrical portion 34 </ b> A of the leather 34 is wound around the pair of protruding portions 28 and the rim portion 20 of the piece 24. At the same time, the double eye is wound around the rim portion 20 and both ends are connected to each other so that the end portion of the leather 34 on the wood member 22 side (including the cylinder portion 34A) is a pair of the projecting portion 28 and the rim. It is wound around the part 20 and fixed.

  Here, when the thread 36 is wound around the rim portion 20 by the double stitch, the protrusion 28 of the piece 24 is elastically deformed by the thread 36, so that the thread 36 is passed through the protrusion 28, It is arranged on the rim 20 side from the protrusion 28. For this reason, the thread | yarn 36 can be arrange | positioned in the back | inner side of the clearance gap 30 between the wooden member 22 and the main-body part 26 of the piece 24, it can suppress that the thread | strain 36 is visually recognized from the clearance gap 30, and the external appearance of the steering wheel 10 can be improved. .

  Further, as the projecting portion 28 moves toward the projecting tip side, the outer guide surface 28A is made thinner and thinner. For this reason, when the thread 36 is wound around the rim portion 20 by the double stitch, the protrusion 28 can be easily elastically deformed by the thread 36, and the thread 36 can easily pass through the protrusion 28. It can be easily arranged on the rim 20 side from the protrusion 28.

  Furthermore, the outer guide surface 28 </ b> A of the protrusion 28 is inclined in the direction toward the rim 20 as it approaches the protrusion tip side of the protrusion 28. For this reason, when the yarn 36 is wound around the rim portion 20 by the double stitch, the yarn 36 is guided by the outer guide surface 28A of the protruding portion 28 and can easily move to the protruding tip side of the protruding portion 28. The thread 36 can pass through the protruding portion 28 more easily, and the thread 36 can be arranged more easily on the rim portion 20 side than the protruding portion 28.

  In addition, the first thread 36 is guided by the outer guide surface 28A of the projecting portion 28 and moved to the projecting tip side of the projecting portion 28, so that the leather 34 (including the cylinder portion 34A) is moved to the side of the wooden member 22. Moved to. For this reason, the clearance gap between the wooden member 22 and the leather 34 can be made small, it can suppress that the thread | strain 36 is visually recognized from the said clearance gap, and the external appearance of the steering wheel 10 can be improved further.

[Second Embodiment]
FIG. 6 is a perspective view of the piece 24 of the steering wheel 50 according to the second embodiment of the present invention.

  The steering wheel 50 according to the present embodiment has substantially the same configuration as that of the first embodiment, but differs in the following points.

  As shown in FIG. 6, in the steering wheel 50 according to the present embodiment, the protruding portion 28 of the piece 24 is formed in a quadrangular pyramid shape, and both side surfaces in the protruding width direction of the protruding portion 28 are side guides as guide portions. It is made into the surface 28B, and it inclines in the direction which goes to the protrusion width direction inner side of the protrusion part 28 as it goes to the protrusion front end side of the protrusion part 28. As shown in FIG.

  Here, also in this embodiment, the same operation and effect as the first embodiment can be obtained.

  Further, as the projecting portion 28 moves toward the projecting tip side, the outer guide surface 28A not only makes the wall thickness thinner, but the pair of side guide surfaces 28B make the width direction dimension smaller and further narrowed. For this reason, when the yarn 36 is wound around the rim portion 20 by the double stitch, the protruding portion 28 can be more easily elastically deformed by the yarn 36, and the yarn 36 can pass through the protruding portion 28 more easily. 36 can be more easily disposed on the rim portion 20 side than the protruding portion 28.

  Further, the outer guide surface 28A of the protrusion 28 is not only inclined in the direction toward the rim portion 20 as it goes toward the protrusion tip side of the protrusion 28, but the pair of side guide surfaces 28B of the protrusion 28 is also protruded 28. It is inclined in the direction toward the inner side in the protruding width direction of the protruding portion 28 as it goes toward the protruding tip side. For this reason, when the yarn 36 is wound around the rim portion 20 by the double stitch, the yarn 36 is not only guided to the outer guide surface 28A of the protrusion 28, but also a pair of side guide surfaces of the protrusion 28. 28B is guided, and can be moved more easily to the projecting tip side of the projecting portion 28, the thread 36 can pass through the projecting portion 28 more easily, and the thread 36 is more easily moved to the rim portion 20 side than the projecting portion 28. Can be placed.

  Moreover, the first thread 36 is guided not only by the outer guide surface 28A of the protrusion 28 but also by the pair of side guide surfaces 28B of the protrusion 28, and further on the protruding tip side of the protrusion 28. By being moved, the leather 34 (including the cylinder portion 34A) is further moved to the wooden member 22 side. For this reason, the clearance gap between the wooden member 22 and the leather 34 can be made still smaller, it can suppress further that the thread | strain 36 is visually recognized from the said clearance gap, and the external appearance of the steering wheel 10 can be improved further.

  In the first embodiment and the second embodiment, a pair of protruding portions 28 are provided on the piece 24. However, one piece or three or more protrusions 28 may be provided on the piece 24.

  Furthermore, in the said 1st Embodiment and 2nd Embodiment, the piece 24 was comprised by a pair of structure 24A. However, the piece 24 may be configured by three or more components 24A.

  Moreover, in the said 1st Embodiment and 2nd Embodiment, the decorating body of this invention was made into the wooden member 22 of wood. However, the decorative body of the present invention may be made of bamboo or the like, and the surface of the object to be decorated may be covered with a decorative material such as wood grain or bamboo.

10 Steering wheel 22 Wood member (decorative body)
24 pieces (gap forming member)
26 Main body part 28 Projection part 28A Outer guide surface (guide part)
28B side guide surface (guide section)
30 Crevice 34 Leather (covering material)
36 Thread (string)
50 Steering wheel

Claims (3)

A gap forming member in which the protruding portion protrudes from the main body, and
A decorative body that is provided next to the gap forming member, the projecting portion is disposed between the main body portion, and a gap is formed between the main body portion, and
A string body is provided, and the string body is disposed in a gap between the main body portion and the decorative body to cover the main body portion, and the protruding portion is deformed so that the string body is passed through the protruding portion. Covering material,
Steering wheel with   The steering wheel according to claim 1, wherein the projecting portion is narrowed toward the projecting tip side.   3. The steering wheel according to claim 1, further comprising a guide portion that is provided on the projecting portion and guides the string body on a projecting tip side of the projecting portion.

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