JP4565387B2 - Vehicle seat - Google Patents

Description

  The present invention relates to a vehicle seat that can easily and reliably mount a seat cover with a small number of parts, and can exhibit excellent recyclability because metal parts are not mixed as cover mounting parts. is there.

  Conventionally, for example, a seat having a pad member attached to a seat back frame and covered with a seat cover has been widely used as an automobile seat. In this case, as a method of closely attaching the top portion of the seat cover to the pad member, an edge wire inserted in a hanging cloth provided in the peripheral portion of the seat cover and an insert wire embedded in the pad member are used. A method of caulking and connecting with a hog ring, a C ring, etc. (see Patent Document 1 and Patent Document 2), a method of connecting a peripheral portion of a slipper type seat cover to a fixing wire of a seat back frame, and then attaching a back board It has been known.

However, in the former case, the use of edge wires, insert wires, hog rings, etc. increases the number of assembly steps and increases the production cost, and the work of separating metal members such as edge wires is troublesome when dismantling after disposal. There was a problem that it was inferior in recyclability. In the latter case, there is a problem that a fixing wire and a backboard of a separate member are required, which increases the number of assembly steps and increases the production cost.
On the other hand, it is also proposed to use a bag-like seat cover that covers the entire seat so as to reduce assembly man-hours and lower production costs. Therefore, the seat cover cannot be pulled in, and the design property is poor.
Japanese Utility Model Publication No. 7-5500 JP-A-11-342279

  The present invention solves the above-described problems, and allows the seat cover to be easily and reliably attached with a small number of parts. In addition, since metal parts are not mixed as cover attachment parts, excellent recyclability is achieved. The present invention has been completed for the purpose of providing a vehicle seat that can be exerted and that can be pulled in even though it is a bag-like seat cover and that also exhibits excellent design.

  The vehicle seat of the present invention made to solve the above problems is a vehicle seat in which a pad member is attached to a seat back frame and the entire surface thereof is covered with a bag-like seat cover. A vertical hanging cloth is formed on the side and the back side, and a hanging string is inserted into the vertical hanging cloth, and the hanging string is formed by engaging the top plate side stopper member and the back side stopper member provided at the end of the hanging string. Is stretched between the upper part and the lower part of the seat back frame, and the seat cover is adhered and fixed to the surface of the pad member.

Further, the top plate side stopper member is provided with a vertical hole-like recess, and the back back side stopper member is provided with a rod-like portion that can be fitted into the recess, and the fitting between the recess and the rod-like portion is provided. According to claim 2, the ends of the suspension strings are connected to each other.
Further, the top plate side stopper member is provided with a locking projection for fixing to the lower panel of the seat back frame, and the locking projection is locked in a locking hole provided in the lower panel. The invention according to item 3.

  In the present invention, a vertical hanging cloth is formed on the top plate side and the back side of the back surface of the seat cover, and a hanging string is inserted into the vertical hanging cloth, and the top plate side stopper member provided on the end of the hanging string and the back The suspension strap is stretched between the upper and lower parts of the seat back frame by engaging with the back side stopper member, and the seat cover is adhered and fixed to the surface of the pad member. The cover can be easily and securely installed. Moreover, since metal parts such as wires are not mixed as cover mounting parts, excellent recyclability can be exhibited, and furthermore, although it is a bag-like seat cover, it can be pulled in and has excellent design characteristics. .

In the invention of claim 2, the top plate-side stopper member is provided with a vertical hole-like recess, and the back-side stopper member is provided with a bar-like portion that can be fitted into the recess. Since the ends of the hanging straps are connected to each other by the fitting of the bar-like portion, the ends of the hanging straps can be easily connected by a one-touch operation.
In the invention of claim 3, the top plate side stopper member is provided with a locking projection for fixing to the lower panel of the seat back frame, and the locking projection is locked in a locking hole provided in the lower panel. Therefore, the hanging strap can be fixed and the retracted state of the seat cover can be reliably maintained.
In the invention of claim 4, the suspension string is formed of a single continuous string-like body, and is folded back above the upper ends of the suspension cloths on the top plate side and the back side to form a loop portion. Both end portions of the seat are inserted so as to be pulled out from the lower end portions of both suspension cloths, and the loop portion is installed in a state in which the upper frame of the seat back frame is wound with the seat cover fixed. Therefore, by installing the loop portion so as to wind the upper frame and setting it as the position fixing portion at the upper part in the vertical direction, it becomes possible to pull the end of the string-like body, and the cover can be stretched.
In the invention of claim 5, the end of the string-like body drawn out from the suspension cloth on the top plate side is in a state where the connecting rod installed transversely below the seat back frame is wound, and the top plate side provided at the end portion Since the stopper member and the back side stopper member are engaged with each other, the lower position fixing portion can be determined in addition to the upper portion of the stopper member.

Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings.
FIG. 1 shows a case where the present invention is applied to a front seat for an automobile. FIG. 1 is a partially cutaway perspective view showing a seat back cover, and FIG. 2 is a perspective view showing a top plate side stopper member and a back back side stopper member. FIGS. 3 and 3 are partially cutaway perspective views showing the seat back body.
In FIG. 1, 1 is a bag-like seat cover, 2 is a vertical suspension cloth formed on the top plate side of the back surface of the seat cover 1, and 3 is a vertical suspension cloth similarly formed on the back back side.

  A single hanging string 4 is inserted into the vertical hanging cloth 3. The hanging strap 4 is inserted so as to follow the longitudinal sectional shape of the back surface of the seat cover 1. In the illustrated example, the hanging strap 4 is inserted from the lower part of the vertical hanging cloth 2 on the top plate side, and the loop part 4a is formed at the ceiling part of the seat cover 1 to make a U-turn, and then the vertical hanging cloth on the back side. 3 and is pulled out from the lower part.

Moreover, the top-plate side stopper member 5 and the back back side stopper member 6 are integrally provided in the fixed state at the end part of the hanging strap 4, respectively. As shown in FIG. 2, the top-plate-side stopper member 5 is provided with a vertical hole-shaped concave portion 5a, while the back-side stopper member 6 is provided with a rod-shaped portion 6a that can be fitted into the concave portion 5a. Thus, the end portions of the hanging strap 4 are connected to each other by fitting the concave portions 5a and the rod-like portions 6a.
The top plate side stopper member 5 is provided with locking projections 5b for fixing to the seat back frame, which will be described later. Further, the back-side stopper member 6 is formed with a stopper 6b for maintaining the fitting relationship of the rod-like portion 6a.

FIG. 3 shows the seat back body. In the figure, 10 is a seat back frame comprising a side frame 11a and an upper frame 11b, 12 is a connecting rod at the bottom of the seat back frame 10, and 13 is a lower panel. A pad member 14 is attached to the seat back frame 10. ing. A plate-like pad lower portion 15 is formed below the pad member 14, and a slit 15 a is formed in the pad lower portion 15.
In addition, 10a is a slit provided in the upper part of the pad member 14, 13a is a locking hole provided in the lower panel 13 for inserting the locking projection 5b.

In such a configuration, the bag-like seat cover 1 is basically the same as a conventional vehicle seat in that the entire surface is covered by covering the seat back frame 10 to which the pad member 14 is attached. is there.
In the present invention, the suspension string 4 is first fitted and positioned in the slit 14a in the upper part of the pad member 14, and then the seat cover 1 is covered from the upper part to the lower part to cover the entire surface. When the seat cover 1 is covered to the lower part, the top-plate-side stopper member 5 of the hanging strap 4 is rotated from the front side to the rear side with the connecting rod 12 at the lower part wrapped around, and the locking projection 5b is provided on the lower panel 13 Inserted and fixed in the locking hole 13a. At this time, the plate-like pad lower portion 15 is bent while the connecting rod 12 is wound, and at the same time, the top-plate-side stopper member 5 is inserted into the locking hole 13a while being fitted in the slit 15a.
Next, the rod-like portion 6 a of the back-side stopper member 6 is fitted into the concave portion 5 a of the top-plate-side stopper member 5 to connect the ends of the hanging strap 4, and the hanging strap 4 is connected to the upper frame on the seat back frame 10. The seat cover 1 is stretched between the lower connecting rod 12 and the lower connecting rod 12 so as to adhere and fix to the surface of the pad member 14.

  Thus, in the present invention, the bag-like seat cover 1 is a structure that can be easily attached only by the operation of the hanging strap 4, and an edge wire, an insert wire, a hog ring, etc. are unnecessary as in the prior art, Costs can be reduced and assembly workability can be improved by reducing the number of parts. Further, since metal parts are not mixed, it is possible to improve recyclability, and furthermore, the width of the sheet design by retracting the seat cover can be greatly increased.

Alternatively, the hanging strap 4 can be made of a stretchable cord body.
In this case, even if a slight error occurs in the string length setting, it can be handled by the elongation of the string. In the embodiment, it is considered that a non-stretchable string is possible due to the elasticity of the pad member 14, but if the pad member 14 is not interposed between the upper frame 11b, a stretchable string body is considered effective. .
Further, the back-side stopper member 6 can be slidable with respect to the string.
In this case, the stopper member 6 is slid along the string while the end of the string on the back side is pulled, and is aligned with the top plate side stopper member 5 and engaged. If the engagement structure is such that the sliding of the stopper member 6 is restricted simultaneously with the engagement, the assembly can be easily performed.

  As is clear from the above description, the present invention is a vehicle seat in which a pad member is attached to a seat back frame and the entire surface thereof is covered with a bag-like seat cover. The vertical suspension cloths 2 and 3 are formed on the back side, the suspension string 4 is inserted into the vertical suspension cloths 2 and 3, and the top plate side stopper member 5 and the back back side stopper member 6 provided at the end of the suspension string 4. Since the suspension strap 4 is stretched between the upper and lower portions of the seat back frame 10 by engagement with the seat cover 1 and the seat cover 1 is closely attached to the surface of the pad member 14, the seat cover is less worn. In addition to being easy and reliable with the number of parts, metal parts are not mixed as cover mounting parts, so excellent recyclability can be achieved, and a bag-like seat cover. Because reluctant pull-in can be able to demonstrate excellent design property. In addition, since it has a pull-in structure with a hanging strap and does not use a conventional metal wire or the like, there is also an advantage that an excellent seating feeling is exhibited without any foreign object feeling.

It is a partially cutaway perspective view showing a seat back cover according to the present invention. It is a perspective view which shows a top-plate side stopper member and a back back side stopper member. It is a partially cutaway perspective view showing a seat back body according to the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Seat cover 2 Vertical hung cloth on the top plate side 3 Vertical hung cloth on the back side 4 Suspension strap 4a Loop part 5 Top plate side stopper member 5a Recessed part 5b Locking protrusion 6 Back back side stopper member 6a Rod-like part 6b Stopper 10 Seat back flame
11a Side frame
11b Upper frame 12 Connecting rod 13 Lower panel
13a Locking hole 14 Pad member
14a Slit 15 Pad lower part
15a slit

Claims (5)

  In a vehicle seat in which a pad member is attached to a seat back frame and the entire surface thereof is covered with a bag-like seat cover, a vertical hanging cloth is formed on the top plate side and the back side of the back of the seat cover, and the vertical hanging cloth is The suspension strap is inserted into the suspension strap, and the suspension strap is stretched between the upper and lower portions of the seat back frame by engaging the top plate side stopper member and the back back side stopper member provided at the end of the suspension strap. A vehicle seat characterized in that is adhered and fixed to the surface of the pad member.   The top plate-side stopper member is provided with a vertical hole-shaped recess, and the back-side stopper member is provided with a rod-shaped portion that can be fitted into the recess, and is suspended by fitting the recess and the rod-shaped portion. The vehicle seat according to claim 1, wherein ends of the string are connected to each other.   The top-plate-side stopper member is provided with a locking projection for fixing to the lower panel of the seat back frame, and the locking projection is locked in a locking hole provided in the lower panel. The vehicle seat described in 1.   The hanging strap is composed of a single continuous string-like body, folded back above the upper end portions of the suspension cloths on both the top plate side and the back side to form a loop portion. The vehicle seat according to claim 1, wherein the vehicle seat is inserted so as to be pulled out from a lower end portion of the hanging cloth, and the loop portion is installed in a state where the upper frame of the seat back frame is wound in a state where the seat cover is fixed.   A top plate side stopper member and a back side stopper member provided at the end portion in a state where the end portion of the string-like body pulled out from the suspension cloth on the top plate side winds the connecting rod installed transversely below the seat back frame And the vehicle seat according to claim 4.

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