JP2010234976A - Seat for use in two/three-wheeled vehicle with backrest - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a seat for use in a two/three-wheeled vehicle equipped with a backrest which is a seat for use in the two/three-wheeled vehicle equipped with the backrest as another body extending from a sitting region of a seat body, and prevents clothes from getting wet due to water infiltrated between the backrest and the skin material of the seat body. <P>SOLUTION: This seat S for use in the two/three-wheeled vehicle is equipped with the backrest BR extending from the sitting region of the seat body MS which is formed with a bottom plate 13 and a cushion material 15 disposed thereon, and is covered with the skin material 14. Ribs 26 (26a, 26b), 27, and extends form the rear face of the backrest BR toward the side of the seat body MS. The extended ribs 26 (26a, 26b), 27 press down the seat body MS so as to form a gap between the lower side of the backrest BR and the seat body MS. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a seat for a two and three-wheeled vehicle provided with a backrest, and particularly relates to a seat for a two and three-wheeled vehicle provided with a backrest attached to a seat body as a separate body.

Conventionally, in seating seats for motorcycles, driving between the driver's seat and the passenger's seat is necessary to ensure low back pain and fatigue when driving for long periods of time and to ensure the safety of the riding position. 2. Description of the Related Art A motorcycle seat provided with a backrest having a configuration in which a backrest for applying pressure (hold feeling) to a person's waist is provided is known (Patent Document 1).
When such a motorcycle seat is exposed to raindrops or the like, there is a disadvantage that clothes and the like get wet when seated due to raindrops or the like that have entered between the backrest and the seat body.

  Further, for example, as shown in FIG. 5, the two-wheeled vehicle seat S has a technology in which a separate backrest BR is provided continuously to the seating region of the seat body MS, and such a two-wheeled vehicle seat is provided. In S, the skin material 114 and the backrest BR of the seat body MS are in close contact with each other in the lower region due to design requirements (see arrow Y in FIG. 5).

  In such a motorcycle seat S, since the skin material 114 of the seat body MS and the backrest BR are in close contact with each other, when raindrops or the like enter from the upper side of the backrest BR and the seat body MS, the backrest At the close contact portion between BR and the skin material 114 of the seat body MS (that is, the portion indicated by the arrow Y at the bottom of the backrest BR), water W such as raindrops is blocked and accumulated.

  For this reason, when the occupant is seated, the cushion material 115 of the seat body MS is pushed down by the load, and the surface side of the skin material 114 is also pushed down by the load at the time of seating, resulting in a state shown by a chain line. The material 114 and the backrest BR are separated from each other, and a gap is generated, and the water W that has been blocked flows out from the gap between the upper surface of the seat main body MS and the backrest BS, wets clothes and the like, and is uncomfortable. .

JP 2002-166867 A

An object of the present invention is a motorcycle seat having a separate backrest that is continuous with a seating region of the seat body, and water that has entered between the backrest and the skin material of the seat body. An object of the present invention is to provide a seat for a two or three-wheeled vehicle including a backrest that prevents the wetting of clothes from occurring.
Another object of the present invention is to provide a backrest having a backrest which can be reduced in weight, can reduce the material cost and the assembly process, and can be applied to a seat for a small motorcycle. The object is to provide a seat for a tricycle.

  According to the two or three-wheeled vehicle seat provided with the backrest according to claim 1, the subject is provided with the backrest continuously in the seating region of the seat body in which the cushion material is placed on the bottom plate and covered with the skin material. In the two-wheeled vehicle seat, at least one rib extending from the back surface of the backrest toward the seat body side is extended, the seat body is pressed by the extended rib, and the lower side of the backrest This is solved by forming a gap between the sheet body.

  Thus, at least one rib extending from the back surface of the backrest toward the seat body side is extended, the seat body is pressed by the extended rib, and a gap is formed between the backrest and the seat body. Since it is formed, the function to suppress the float of the skin material is integrated with the backrest, the water that has entered between the lower side of the backrest and the upper surface of the seat body is drained, and the water accumulates and the clothing is Can prevent getting wet.

Further, the backrest is configured by placing a cushion material on the bottom material and covering with a skin material, and the rib is integrally formed with the bottom material, and a lower rib formed at regular intervals on the lower side, It is preferable to form linear ribs formed linearly from the upper side between the intervals of the lower ribs.
By using the bottom material for the backrest in this way, the bottom material and the rib of the backrest can be integrated, so that it can be applied to a small two-wheeled vehicle seat.
Moreover, by assembling the backrest, the rib can be pressed toward the seat body, and when pressing toward the seat body, a separate member is not used and the operation is facilitated.
In addition, the flow of water can be improved by the linear ribs, and water can be discharged from the interval between the lower ribs, so that water that has entered between the lower side of the backrest and the upper surface of the seat body can be drained, and the water has accumulated. Prevents clothes from getting wet when seated.

  In addition, the bottom plate is formed with a raised portion so as to be close to the skin material, and the raised portion and the bottom material of the backrest are connected by a connecting tool and attached. By comprising in this way, the bottom material of a backrest can be easily attached and integrated from the bottom plate side of a seat body.

  Further, the seat body is a double seat having a front seat and a rear seat, and the backrest can be applied to a seat disposed between the front seat and the rear seat. In this way, the backrest can be arranged in the seating area.

According to the motorcycle seat having the backrest of the present invention, the function of suppressing the float of the skin material is integrated with the backrest, and the water that has entered between the lower side of the backrest and the upper surface of the seat body is drained. This prevents water from accumulating and getting wet when sitting.
Also, the rib can be formed integrally with the bottom material of the backrest, and by assembling the backrest, the rib can be pressed toward the seat body, and another member is used when pressing toward the seat body. And the work becomes easy. In addition, since no separate parts are used for the backrest, the weight can be reduced, and the material cost and the assembly process can be reduced. Moreover, since the bottom material of the backrest and the rib can be integrated, it can be applied to a small two-wheeled vehicle seat.

It is a side view of the seat for motorcycles provided with the backrest concerning the present invention. It is the fragmentary sectional view which expanded the principal part of FIG. It is the figure seen from the back surface of a backrest. FIG. 4 is a cross-sectional view taken along line AA in FIG. 3. It is a fragmentary sectional view similar to FIG. 2 which shows a prior art example.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. It should be noted that members, arrangements, and the like described below do not limit the present invention, and it goes without saying that various modifications can be made in accordance with the spirit of the present invention. Further, in the present specification, the motorcycle seat includes a seat that is used outdoors such as a motorcycle and a snowmobile and is directly exposed to wind and rain.

  1 to 4 show an embodiment according to the present invention, FIG. 1 is a side view of a two-wheeled vehicle seat provided with a backrest, FIG. 2 is an enlarged partial sectional view of the main part of FIG. 1, and FIG. FIG. 4 is a cross-sectional view taken along the line AA of FIG.

  The two-wheeled vehicle seat S according to the present embodiment includes a seat body MS and a backrest BR as main components. As shown in FIG. 1, the seat body MS includes a front seat 11 that is a driver's seat portion. The double seat includes a rear seat 12 that is a passenger seating portion, and the backrest BR is disposed between the front seat 11 and the rear seat 12. That is, the backrest BR is arranged continuously in the seating area of the front seat 11. In addition, the seat S for two and three-wheeled vehicles is not restricted to two-seater as shown in this example, and may be a seating seat for one-seater. In this case, the backrest BR is positioned behind the seat body for one person.

  As shown in FIG. 1, the seat body MS of the present embodiment includes a bottom plate 13, a cushion material 15 provided on the bottom plate 13, and a skin material 14 that covers the cushion material 15. . The cushion material 15 of the present embodiment is formed by cutting out the raised portion 13a so as not to be applied to the raised portion 13a of the bottom plate 13 described later.

  Moreover, the skin material 14 of this embodiment is comprised so that the whole sheet | seat main body MS may be coat | covered with the skin material 14 of one sheet. The material of the skin material 14 is composed of a wear resistant and water resistant material such as polyvinyl chloride resin. And the hole 14a is formed in the part corresponded to the connection hole 13b of the protruding part 13a of the bottom plate 13 mentioned later.

  The bottom plate 13 of the present embodiment is made of, for example, polypropylene resin, and is integrally formed in a shape in which the front seat 11 side and the rear seat 12 side are continuous, and between the front seat 11 and the rear seat 12, In order to connect the backrest BR to the portion where the inclination is increased rearward (that is, the inclined portion formed between the front seat 11 and the rear seat 12). Two raised portions 13 a are formed so as to be close to 14. These raised portions 13a have a flat upper surface, and a connecting hole 13b is formed in the flat portion.

As shown in FIGS. 2 and 3, the backrest BR of the present embodiment includes a bottom material 21, a cushion material 23 provided on the bottom material 21, and a skin material 22 that covers the cushion material 23. Has been. These materials are the same as those constituting the sheet main body MS. Reference numeral 28 in FIG. 3 denotes a terminal processing unit of the skin material 23.
The backrest BR of the present embodiment includes a plurality of (two in this embodiment) connecting bolts 25 for connecting to the bottom plate 13 from the back surface and a plurality of ribs 26 (26a, 26a, 26) extending from the back surface. 26b) and 27.

  The connection bolt 25 as the connection tool of the present embodiment is connected to the raised portion 13a of the bottom plate 13 described above. As shown in FIG. 4, a boss portion 21a is formed on the bottom member 21, and this boss The head portion 25a of the connecting bolt 25 is embedded in the portion 21a and the screw portion 25b is exposed, and is formed by integral molding by insert molding. And the connection bolt 25 as a connection tool is connected by the nut 29 mentioned later.

The ribs 26 (26a, 26b, 27) of the present embodiment are formed by integral molding with the bottom member 21, and as shown in FIGS. 2 to 4, the seat body MS of the bottom member 21 of the backrest BR. The lower ribs 26 a and 26 b and the linear rib 27 are formed on the side (the back side of the backrest BR).
As shown in FIG. 3, the lower ribs 26 a and 26 b have a predetermined lateral length and a predetermined thickness (rib width) on the lower side of the backrest BR and slightly inward along the contour of the bottom member 21. ) And a predetermined extension amount. As shown in FIG. 3, the lower ribs 26 a and 26 b are formed on the left and right sides of the bottom member 21 at substantially the center on the lower side with a space therebetween.

Moreover, the linear rib 27 is comprised from the plate-shaped thing of predetermined thickness, and is the sheet | seat main body MS side (back surface side of backrest BR) of the bottom material 21, and is the back surface width | variety of the bottom material 21 linearly in the center. It is formed slightly inside from the outer periphery, and is formed linearly from the upper side so as to extend between the lower ribs 26a and 26b. Further, as shown in FIG. 4, the shape portion 27a on the free end side of the linear rib 27 has a shape that matches the inclination formed between the front seat 11 and the rear seat 12, and the connection described above. It extends from the bolt 25 for use.
The lower ribs 26 a and 26 b and the linear rib 27 have free ends (sides for pressing the skin material 14) formed in an arc shape in the width direction so that the tip side does not become an acute angle with respect to the skin material 14. It is configured.

  The lengths, thicknesses (widths), and extension amounts of the lower ribs 26a and 26b and the linear ribs 27 are set so as to ensure a gap between the skin material 14 and the backrest BR. For example, when the cushion material 15 is 56 mm, the lower ribs 26a and 26b have a lateral length of 50 mm, a predetermined thickness of 4 mm, and a predetermined extension amount of approximately 15 mm. This is preferable.

  The backrest BR is assembled after the seat body MS is assembled. That is, the cushioning material 15 is placed on the bottom plate 13 and covered with the skin material 14, and the end of the skin material 14 is driven with staples or the like to perform terminal processing. At this time, since the cushion material 15 corresponding to the raised portion 13a formed on the bottom plate 13 is formed by cutting out, the positioning becomes easy. Further, alignment is performed by aligning the connecting hole 13b of the raised portion 13a formed in the bottom plate 13 and the hole 14a of the skin material 14.

  Next, the connecting bolt 25 disposed on the bottom member 21 of the backrest BR is formed on the raised portion 13a of the bottom plate 13 through the hole 14a of the skin member 14 where the cushion member 15 does not exist. Through the connection hole 13b, the bottom plate 13 is connected by a nut 29 from the back side of the raised portion 13a. When the backrest BR is connected in this way, as shown in FIG. 2, the sheet main body MS is pressed by the extended lower ribs 26 a and 26 b and the linear rib 27, and the floating of the skin material 14 is suppressed. At the same time, the cushion material 14 is pressed, and a gap X is formed between the lower portion of the backrest BR and the seat body MS.

  Since the ribs 26 (26a, 26b) and 27, which are functions to suppress the floating of the skin material 14 as described above, are integrally formed with the backrest BR, when exposed to rain or the like, for example, in FIGS. As shown, the water that has entered between the seat body MS and the backrest BR flows from the upper side of the backrest BR to the lower side, and there is a gap X between the seat body MS on the lower side of the backrest BR. Since it is open, the water that has entered between the lower side of the backrest BR and the upper surface of the seat body MS can be drained to prevent water from accumulating. Water will not flow and wet clothing.

11 Front seat 12 Rear seat 13 Bottom plate 13a Raised portion 13b Connection hole 14 Skin material 14a Hole 15 Cushion material 21 Bottom material 21a Boss portion 23 Cushion material 22 Skin material 25 Connection bolt 25a Head 25b Screw portion 26 (26a, 26b ) Lower rib 27 Linear rib 27a Shape portion 28 Terminal processing portion 29 Nut 114 Skin material 115 Cushion material BR Backrest MS Seat body S Two-wheeled vehicle seat W Water Y Adhering portion X Clearance

Claims (4)

  In a two-wheeled motor vehicle seat having a backrest that is continuous with a seating region of the seat body that is covered with a skin material by placing a cushion material on the bottom plate, a rib directed from the back surface of the backrest toward the seat body side A backrest, wherein at least one is extended, the sheet main body is pressed by the extended rib, and a gap is formed between the lower side of the backrest and the seat main body. Seats for two-wheeled tricycles.   The backrest is configured by placing a cushioning material on a bottom material and covering with a skin material, and the rib is formed integrally with the bottom material and formed at regular intervals on the lower side, and the lower part The seat for two-wheeled vehicles provided with the backrest according to claim 1, comprising linear ribs formed linearly from the upper side between the ribs.   The raised portion is formed on the bottom plate so as to be close to the skin material, and the raised portion and the bottom material of the backrest are connected by a connecting tool. A motorcycle seat with a backrest.   4. The seat according to claim 1, wherein the seat body is a double seat having a front seat and a rear seat, and the backrest is disposed between the front seat and the rear seat. A seat for a two or three-wheeled vehicle comprising the backrest according to any one of the preceding claims.

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