JPH08244507A - Fixing structure of rope-like body in seat - Google Patents

Abstract

PURPOSE: To fix a rope-like body such as a harness or a face with simple work by utilizing an edge trim mounted on a seat frame at its edge part. CONSTITUTION: An edge trim 45 made of a resin is mounted on a seat frame 15 at its edge part 20. The edge trim 45 has a U-shaped installing part 46 engaged with the seat frame 15 at its edge part 20, and a holding part 47 having a shape for holding a harness 40. The holding part 47 is of C-shaped cross section having an opening part 50, and is constituted so as to insert the harness 40 in the holding part 47 from the opening part 50. The installing part 46 is engaged with the seat frame 15 at its edge part 20. The harness 40 is engaged with and held by the edge trim 45 at its holding part 47. The terminal 55 of a seat face 17 is fixed to a connecting part 48 between the installing part 46 and the holding part 47.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for fixing a cord-like body in a seat suitable for installing a cord-like body such as a harness for electrical equipment in a vehicle seat such as an automobile.

[0002]

2. Description of the Related Art When an electric component is mounted on a vehicle seat, a harness of the electric component is used to supply electric power to the electric component or to send and receive an electric signal for controlling a unique function of the electric component. It is necessary to connect to the harness on the vehicle body side.
As an example of such electrical equipment, in a seatbelt buckle built-in seat, a switch (seatbelt warning switch) for detecting that the tongue is mounted on the seatbelt buckle is provided to check whether or not the seatbelt is properly mounted. Some information can be displayed on a seat belt indicator arranged on the instrument panel or the like.

For example, in a conventional seat 1 shown in FIG. 6, a harness 3 of a seatbelt warning switch built in a seatbelt buckle 2 is arranged along the bottom of a seat cushion 4 and illustrated via a connector 5. Not to be connected to the harness on the vehicle body side. In this case, in order to prevent the harness 3 from being caught in each part of the seat, the middle portion in the length direction of the harness 3 is fixed to the seat frame 7 by the clip 6.

When the seat frame 7 has a pan shape (cushion pan), the conventional clip 6 has a portion 6a inserted into a mounting hole 8 formed in the seat frame 7 as shown in FIG. And a portion 6b through which the harness 3 passes. Further, instead of using the clip 6, the harness 3 may be fixed to the seat side by using a band-shaped binding tool attached to a part of the spring of the seat cushion or the like.

[0005]

The work of fixing the harness 3 to the seat frame 7 by using the clip 6 and the tying tool requires a lot of man-hours and labor, and when the clip 6 is used, the mounting hole 8 is formed in the seat frame 7. Processing is required to form the. In addition, a plurality of clips 6 or a plurality of binders are required to realize reliable fixing, which causes an increase in the number of parts and an increase in cost. In addition, there is room for improvement such that the attachment position of the clip 6 or the binding tool may vary depending on the operator.

Therefore, an object of the present invention is to use an edge trim attached to a seat frame to securely support a cord-like body such as a harness at a predetermined position on the seat side by a simple operation. The object of the present invention is to provide a fixing structure for a body.

[0007]

The fixing structure of a cord in a seat of the present invention, which has been developed to achieve the above object, passes through a mounting portion which can be fitted to an edge portion of a seat frame and a seat bottom portion. A resin edge trim integrally having an opening into which the cord is inserted and having a cross-sectional shape holding portion capable of holding the cord is provided, and the mounting portion of the edge trim is attached to the seat frame. It is characterized in that the cord is fitted to the edge portion and the cord is fitted and held in the holding portion.

The cords are, for example, harnesses for seat belt warning switches, but also harnesses for electrical equipment having various other functions, wires such as Bowden wires for power transmission, and tubes for air piping. In short, the cord is a cord-shaped member provided on the sheet, and its type does not matter.

[0009]

In order to fix a cord-shaped body such as a harness to the seat using the edge trim, the attachment portion of the edge trim is fitted to the edge portion of the seat frame, and the cord-shaped body is attached to the holding portion of the edge trim. It suffices that they be fitted and held, and these mounting operations can be performed easily and in a short time. Since the edge trim is provided with a holding portion having a C-shaped cross section, the rigidity can be increased. When the end of the skin of the seat is fixed to the edge trim, the end of the skin can be fixed at the same time by mounting the edge trim on the seat frame.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. An example of the vehicle seat 10 shown in FIG. 3 is a seat cushion 1 on which an occupant sits.
1, a seat back (backrest portion) 12, a seat belt buckle 13 and the like. FIG. 4 is a plan view of the seat cushion 11 seen from above.

The seat cushion 11 includes a cushion pan-shaped seat frame 15 formed by forming a sheet metal into a shallow dish,
The pad 16 is provided on the seat frame 15, and a skin 17 that covers the outside of the pad 16 is provided. Pad 1
6 is mainly made of elastic synthetic resin such as urethane foam.

The peripheral edge portion 20 of the seat frame 15 has a shape bent downward. This seat frame 1
5 is fixed to a member 27 on the upper rail 26 side of the seat slide mechanism 25, and can move in the front-rear direction along a lower rail 28 fixed to the floor side of the vehicle body.
It can be fixed at a desired position in the front-rear direction by a lock mechanism (not shown).

Anchor portion 3 of the seat belt buckle 13
0 is fixed to the member 27 on the seat frame 15 side, and the tongue 3 of the seat belt 32 is attached to the buckle body 31.
3 is detachably inserted. The buckle body 31 has a built-in seat belt warning switch 35 as an example of electrical equipment, and the buckle body 3
When the tongue 33 is attached to the predetermined position of 1, the seat belt warning switch 35 functions as a switch.

As illustrated in FIG. 4, the harness 40 of the seat belt warning switch 35 is guided to the front of the seat 10 through the bottom of the frame 15 along the peripheral edge 20 of the frame 15 of the seat cushion 11 and the like. ing. The harness 40 is an example of a cord. Harness 40
A connector 41 is provided at the tip of the. The connector 41 is connected to a harness (not shown) on the vehicle body side.

As shown in FIG. 1, the harness 40 is fixed to the downward edge 20 of the seat frame 15 by an edge trim 45. FIG. 2 shows the edge trim 45 alone. This edge trim 45
Is equipped with a mounting portion 46 having a U-shaped cross section that can be fitted to the substantially vertical edge portion 20 of the seat frame 15 from below, and a holding portion 47 that has a shape capable of fitting and holding the harness 40. The connecting portion 4 extending in the vertical direction between the portion 46 and the holding portion 47.
8 are provided.

The holding portion 47 has an opening 50 having a size into which the harness 40 can be inserted from the side and has a generally C-shaped cross section. The opening width of the opening 50 is the harness 40.
Since it is narrower than the outer shape of the opening 40, when the harness 40 is inserted into the opening 50, the holding portion 47 is bent to open the opening 5
It is good to extend 0.

The material of the edge trim 45 is a relatively soft synthetic resin such as vinyl chloride, and the edge trim 4
5 is continuously molded by extrusion molding or the like so that each part in the lengthwise direction has the above-mentioned cross section, and cut into an appropriate length for use. The edge trim 45 may be a long one that is continuous along the edge portion 20 of the seat frame 15, or a plurality of edge trims 45 that are cut into a suitable length may be used. You may make it arrange | position along the part 20 at intervals.

At the upper portion of the mounting portion 46 of the edge trim 45 of the illustrated example, a hook-shaped detent convex portion 52 projecting inward is provided.
The edge trim 45 can be temporarily fixed to the seat frame 15 by hooking the detent convex portion 52 on the folded edge 53 of the edge portion 20 of the seat frame 15. In addition, the mounting portion 46 and the holding portion 4
An end 55 of the outer skin 17 is fixed to a connecting portion 48 connecting the outer cover 7 and the outer cover 7 by an appropriate outer skin fixing means 56 such as sewing.

The harness 4 is formed by using the edge trim 45.
In order to fix 0 to the seat frame 15, the holding portion 47 of the edge trim 45 is positioned inside the frame 15, and the mounting portion 46 is attached from below the edge portion 20 of the frame 15.
Is fitted to the edge portion 20 of the frame 15. Then, the harness 40 is inserted from the opening 50 of the holding portion 47 into the inside of the holding portion 47 and fitted and held. By doing so, the terminal 55 of the outer skin 17 is also fixed to the frame 15.

According to the fixing structure of the harness 40 using the edge trim 45 having the above structure, it is not necessary to separately use a harness fixing component such as a clip for fixing the harness 40 to the seat frame 15. That is, the edge trim 4 for fixing the end 55 of the outer skin 17 to the frame 15
5 is used as it is, the harness 40 is fixed, and the skin 1
7 can also serve as a cover material that covers the edge portion 20 of the frame 15, and the holding portion 47 can increase the rigidity, and the utility value of the edge trim 45 can be increased to reduce the number of parts. It is possible to contribute to cost reduction by reducing the number of connecting steps and mounting steps.

As in the modification of the edge trim 45 shown in FIG. 5, the edge trim 45 may be attached to the edge portion 20 along the horizontal direction of the seat frame 15. The edge trim 45 in this case is also an extruded resin product similar to that shown in FIG.
5 has a mounting portion 46 having a U-shaped cross section that can be fitted to the edge portion 20 of 5, and a holding portion 47 having a C-shaped cross section that can hold the harness 40. An opening 50 is provided in the. Since the opening width of the opening 50 is narrower than the outer shape of the harness 40, when the harness 40 is inserted into the opening 50, the holding portion 47 may be bent in the expanding direction.

In the case of the edge trim 45 shown in FIG. 5,
The attachment portion 46 and the holding portion 47 are adjacent to each other and back to back, and the terminal 55 of the outer skin 17 is fixed to a horizontally extending connecting portion 48 by an appropriate outer skin fixing means 56 such as sewing. Therefore, in this case as well, by fitting the mounting portion 46 of the edge trim 45 to the edge portion 20 of the frame 15, the end 5 of the outer skin 17 with respect to the frame 15 is fitted.
5 and the harness 40 can be fixed at the same time.

[0023]

According to the present invention, the cord-like body such as the harness can be fixed to the seat frame side by utilizing the edge trim attached to the edge portion of the frame, and the fixing of the clip or the like can be performed separately. It does not require any parts and can be easily attached to the seat frame. If a holding portion having a C-shaped cross section or the like is provided in the edge trim, the holding portion functions as a reinforcing rib and the rigidity of the edge trim itself is increased, so that the holding function is improved. Also, the number of edge trims used and the types of edge trims can be small.

When the edge of the skin is provided with the edge trim as described in claim 3, the edge of the skin can be fixed to the seat frame by utilizing this edge trim.
It is even more effective in reducing the number of parts and man-hours for mounting and cost reduction.

[Brief description of drawings]

FIG. 1 is a partial sectional view of an edge trim and a seat frame showing an embodiment of the present invention.

FIG. 2 is a sectional view of the edge trim unit shown in FIG.

3 is a perspective view of a vehicle seat including the edge trim shown in FIG. 1. FIG.

FIG. 4 is a plan view of a seat cushion of the seat shown in FIG.

FIG. 5 is a sectional view showing a modified example of the edge trim.

FIG. 6 is a plan view of a seat cushion using a conventional harness fixing clip.

7 is a sectional view taken along line VII-VII in FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Seat 15 ... Seat frame 17 ... Outer skin 20 ... Edge of frame 40 ... Harness (cord) 45 ... Edge trim 46 ... Attachment part 47 ... Holding part 50 ... Opening 55 ... End of skin

Claims (4)

[Claims] 1. A mounting portion which can be fitted to an edge portion of a seat frame, and a holding portion which has an opening into which a cord passing through a seat bottom can be inserted and which has a cross-sectional shape capable of holding the cord. And a resin-made edge trim which are integrated with each other, the fitting portion of the edge trim is fitted to the edge portion of the seat frame, and the cord-like body is fitted and held in the holding portion. The fixed structure of the cord in the sheet. 2. The cord-like body fixing structure according to claim 1, wherein the holding portion has a substantially C-shaped cross section. 3. An edge of a seat skin is fixed to the edge trim, and the skin is fixed to the seat frame by fitting the mounting portion to an edge of the seat frame. Item 1. The structure for fixing a cord according to Item 1. 4. The fixing structure for a cord-like body according to claim 1, wherein the cord-like body is a harness of an electric component mounted on a seat.