JP2011157049A - Rear seat cushion for use in rear seat of vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To reinforce a rear seat back wire frame, while eliminating a foreign matter feeling by avoiding that the thigh reverse side of an occupant abuts of a rear seat submarine preventive cross member, in traveling and sudden braking of a vehicle. <P>SOLUTION: A foreign matter feeling countermeasure and reinforcing cross panel 12 is integrally installed in a front part of a rear seat cushion wire frame 11 so as to be put on a rear seat submarine preventive cross member 42 by extending in the lateral direction. A rear seat cushion pad 13 is integrated in a cushion shape around the rear seat cushion wire frame 11 by integral foaming from a foaming resin liquid, and puts the rear seat cushion wire frame 11 in an embedded state. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a rear seat cushion used for a rear seat of an automobile, and more particularly to a rear seat cushion in which a pad is integrated in a cushioned state around a wire frame by integral foaming from a foamable resin liquid. It relates to the improvement of the cushion.

When the car collides from the front, the occupant who is seated and restrained by the seat belt becomes a submarine phenomenon in which the waist belt is detached from the pelvis by sinking into the seat cushion of the seat due to inertia and falling down So, in a car, the rear seat submarine prevention cross member is arranged at the rear part of the floor for the rear seat, and the rear seat cushion covers the front seat submarine prevention cross member on the rear seat submarine prevention member. It is known that the rear seat submarine prevention cross member is fitted to the front portion of the seat cushion and installed on the floor.
With the rear seat cushion installed in such a manner, the rear seat submarine prevention cross member may hit the back of the occupant's thigh while the vehicle is running or suddenly braked, and may feel a foreign object.

  JP 2006-151105 A

  An object of the present invention is to eliminate the feeling of foreign matter by preventing the back side of the occupant's thigh from hitting the rear seat submarine prevention cross member while the vehicle is running or suddenly braking, and in addition, the rear seat back wire -To provide a rear seat cushion for use in the rear seat of an automobile where the frame can be reinforced.

  The rear seat cushion used for the rear seat of the automobile of the present invention is such that the rear seat cushion wire frame extends in front of the rear seat submarine prevention cross member so as to cover the rear seat submarine prevention cross member. Assembling the anti-foreign material countermeasure and reinforcing cross panel together, and the rear seat cushion pad is cushioned around the rear seat cushion cushion wire frame by integral foaming from foaming resin liquid The rear seat cushion cushion wire frame is embedded.

  In this invention, the rear seat cushion cushion wire frame extends in the left-right direction on the rear seat submarine prevention cross member so that the anti-foreign material countermeasure and reinforcing cross panel is integrally formed on the front portion thereof. Because it is assembled, the back side of the occupant's thigh will not hit the rear submarine prevention cross member by the cross panel during driving or sudden braking, and the foreign body feeling will be lost, in addition, the rear seat cushion The wire frame is appropriately reinforced by the cross panel, and the ride comfort is improved accordingly.

It is the perspective view which showed the specific example of the rear seat cushion used for the rear seat of the motor vehicle of this invention utilized for the rear seat of a passenger car. It is sectional drawing shown along the 2-2 line of FIG. It is the perspective view which showed the rear seat cushion wire frame used for the rear seat cushion. It is the perspective view which showed the foreign material feeling countermeasures and reinforcement cross panel used for the rear seat cushion cushion wire frame.

  The rear seat cushion used for the rear seat of the automobile of the present invention is such that the rear seat cushion wire frame extends in front of the rear seat submarine prevention cross member so as to cover the rear seat submarine prevention cross member. Assembling the anti-foreign material countermeasure and reinforcing cross panel together, and the rear seat cushion pad is cushioned around the rear seat cushion cushion wire frame by integral foaming from foaming resin liquid The rear seat cushion cushion wire frame is embedded, and the rear seat cushion trim cover is fixed over the rear seat cushion pad.

  The cross panel is stamped from a steel plate of a predetermined thickness, formed into a substantially L-shaped curved cross section, and further punched with a number of small and large diameter cut-out holes, and the number of large diameter The weight has been reduced by the cut-out holes to prevent the rear, seat, cushion, wire, and frame from increasing in weight.

  Hereinafter, the rear seat cushion used for the rear seat of the automobile of the present invention will be described based on the specific examples specified and illustrated. FIGS. 1 to 4 are used for the rear seat of the wagon 40. FIG. A specific example 10 of the rear seat cushion used for the rear seat of the automobile of the present invention is shown, and in the wagon 40, the rear seat submarine prevention cross member 42 is provided in the left-right direction at the rear portion of the floor 41. It extends and is fixedly arranged.

  In this rear seat cushion 10, the rear seat cushion cushion wire frame 11 extends in the left-right direction on the rear seat submarine prevention cross member 42 so as to prevent foreign matter and reinforce it. The cross panel 12 is welded and integrally assembled, and the rear seat cushion pad 13 is integrally formed in a cushion shape around the rear cushion wire frame 11 by integral foaming from the foamable resin liquid. The rear seat cushion cushion wire frame 11 is embedded, and the rear seat cushion trim cover 14 is put on the rear seat cushion pad 13 and fixed.

  The rear seat cushion wire frame 11 includes a front frame wire 15, a rear frame wire 16, left and right side frame wires 17 and 18, a large number of vertical frame wires 19, and left and right U-shapes. Bending panel support front wires 20, 21 and left and right U-shaped bending panel corner support wires 22, 23, etc.・ Cushion wire ・ A large number of vertical frames at the front of the frame 11 ・ Wire 19 and its left and right U-bend panels ・ Support ・ Front wires 20 and 21 and its left and right U-bend panels ・ Support corner ・Passed over wires 22, 23, welded to them, integrated and assembled, and It protrudes a stopper 24 to the rear from the rear frame wire.

  The anti-foreign substance countermeasure / reinforcing cross panel 12 is punched from a steel plate having a predetermined thickness by a press machine, press-formed into a substantially L-shaped curved cross section, and at that time, a plurality of small-diameter holes 25, 26 and A large number of large-diameter holes 27 are punched, and the large-diameter holes 27 are reduced in weight to suppress an increase in weight in the rear seat cushion cushion wire frame 11.

The rear seat cushion pad 13 has the rear seat cushion wire frame 11 placed in a predetermined position in the mold, and a foamable resin liquid is injected into the mold to integrally foam the foam. Then, it is integrated into a cushion shape around the rear seat cushion wire frame 11.
In the rear seat cushion pad 13, as shown in FIG. 2, the cross member fitting recess 32 is on the back surface 29 of the front pad portion 30, and the elongated recesses 33, 33 are the back surface 29 of the rear pad portion 31. Are opened in the left-right direction.

Therefore, in this rear seat cushion 10, the rear seat submarine prevention cross member 42 is fitted with the cross member fitting recess 32 on the rear seat submarine prevention cross member 42 and the rear portion of the floor 41. Then, the stopper 24 is bolted to the floor 41 and installed on the rear portion of the floor 41.
In the rear seat cushion 10 installed in such a manner, as shown in FIG. 2, the anti-foreign matter countermeasure / reinforcement cross panel 12 extends in the left-right direction on the rear seat submarine prevention cross member 42. Since the passenger is seated and restrained by the seat belt when the wagon 40 is running or suddenly braked, the occupant sinks into the rear seat cushion 10 due to inertia. Since the member is covered with the foreign object feeling countermeasure reinforcing cross panel 12, the occupant's thigh is prevented from directly hitting the rear seat submarine preventing cross member 42. Therefore, the foreign object feeling by hitting the rear seat submarine prevention cross member 42 is sufficiently suppressed.
Further, the rear seat cushion wire frame 11 is appropriately reinforced by the foreign object feeling countermeasure / reinforcing cross member 12, and the rear seat cushion 10 is improved in riding comfort.

  As will be apparent from the specific embodiments of the present invention described above with reference to the drawings, for those of ordinary skill in the art to which the present invention pertains, It is easily embodied in another embodiment that derives from the nature and the nature of the invention and is objectively recognized as having them inherent. Of course, the content of this invention corresponds to the problem of the invention (be recommend with) and is essential for the establishment of the invention.

  As understood from the above, the rear seat cushion used in the rear seat of the automobile of the present invention is such that the rear seat cushion wire frame extends laterally on the rear seat submarine prevention cross member. Assemble the anti-foreign material feeling and reinforcement cross panel on the front part so that it is covered, and the rear seat cushion pad is integrated into the rear seat cushion cushion by foaming from foaming resin liquid. Since the rear seat cushion wire frame is integrated in a cushion shape around the wire frame to embed the rear seat cushion wire frame, the rear seat cushion used for the rear seat of the automobile of the present invention Passengers who are seated and restrained by seat belts during medium or sudden braking are subject to their rear seats due to inertia. -Although it sinks into the cushion, the back seat submarine prevention cross member is covered with the foreign body feeling countermeasure and reinforcing cross panel, so the back seat submarine prevention cross member directly hits the back side of the occupant's thigh against the back seat submarine prevention cross member , The feeling of foreign matter due to hitting the sub-marine prevention cross member after that is sufficiently suppressed, and the rear seat cushion cushion wire frame is moderately reinforced by the foreign matter sense countermeasure and reinforcing cross panel, As a result, the ride comfort is improved and, as a result, it is very useful and practical for the rear seats of automobiles.

10 Rear Seat Cushion 11 Rear Seat Cushion Wire Frame 12 Foreign Body Measures and Reinforcement Cross Panel 13 Rear Seat Cushion Pad 14 Rear Seat Cushion Trim Cover 15 Front Frame Wire 16 Rear frame wire 17 Left side frame wire 18 Right side frame wire 19 Vertical frame wire 20 Left U-bend panel support front wire 21 Right U-bend panel support front・ Wire 22 Left U-shaped bending panel ・ Corner ・ Support ・ Wire 23 Right U-shaped bending panel ・ Corner ・ Support ・ Wire 24 Stopper 25 Small-diameter small hole 26 Small-diameter small hole 27 Large-diameter cut-out hole 28 Surface 29 Back surface 30 Front pad part 31 Rear pad Part 32 Cross member fitting recess 33 Elongated dent 40 Wagon 41 Floor 42 Rear seat submarine prevention cross member

Claims (1)

  Assemble the anti-foreign material and reinforcing cross panel integrally on the front of the rear seat cushion cushion wire frame so that it extends over the rear seat submarine prevention cross member in the left-right direction, and The rear seat cushion pad is integrated into a cushion shape around the rear seat cushion wire frame by integral foaming from the foamable resin liquid, and the rear seat cushion wire frame is embedded. Rear seat cushion used for the rear seats of automobiles to be in condition.

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