JPH0820268A - Seat back inclining device for automobile rear seat - Google Patents

Abstract

PURPOSE:To incline the seat back of a rear seat by operation from the front seat side or the trunk side. CONSTITUTION:A seat back inclining device for an automobile rear seat is provided with an energizing device 10 for energizing the seat back (e) of a rear seat (d) in a forward inclining direction or a backward inclining direction, a locking device 20 for holding the seat back (e) in an erect position, and either one or both of a front seat side release operating device 40 disposed near a front seat (f) so as to release the hold of the seat back (e) held by the locking device 20 and a trunk side release operating device 50 disposed near a trunk (b) so as to release the hold of the seat back (e) held by the locking device 20. The front seat side release operating device 40, the trunk side release operating device 50 and the locking device 20 are connected by a control cable 60 with an inner cable slidably inserted through a flexible outer cable.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly relates to a backseat tilting device for a rear seat of an automobile used for a trunk through opener device in which the backseat of the rear seat is brought forward so that the rear seat communicates with the trunk.

[0002]

2. Description of the Related Art In a conventional trunk-through opener device, a back button is tilted forward by operating a lock button provided on a rear seat, so that the operator can reach by operating from the front seat side, or , It is inconvenient to open and operate the rear door.

[0003]

The problem to be solved by the present invention is that the backrest must be tilted forward by operating the lock button provided on the rear seat.

[0004]

As a means for solving the above-mentioned problems, the invention of claim 1 is such that an urging device for urging a backrest of a rear seat in a forward tilt direction or a rearward tilt direction and a backrest is erected. The lock device that holds the posture and the front seat side that is placed near the front seat to release the holding of the backrest by the lock device.The trunk side that is placed near the release operation device and the trunk that releases the holding of the backrest by the locking device. An inner cable is slidably inserted between the front seat side release operation device, the trunk side release operation device, and the lock device by including one or both of the release operation device and a flexible outer casing. The control cable was connected.

According to a second aspect of the present invention, in the structure of the first aspect, the locking device has a holding groove for receiving the latching rod fixed to the backrest, and the holding posture for holding the latching rod and the latching thereof. A holding piece which is swingable in a releasing posture for releasing the rod; a locking piece which is swingable in a holding posture in which the rod is held and held in the holding posture and a releasing posture which is separated from the holding piece; The outer casing end is fixed to the vehicle body, and the inner cable end is connected to one end of the link.

[0006]

According to the invention of claim 1, since the holding of the backrest of the rear seat by the locking device can be released by the front seat side release operation device or the trunk side release operation device, the user can sit on the front seat. By operating the trunk opening operation device and the front seat side release operation device with the lid open, or by operating the trunk side release operation device after standing on the back of the car and opening the trunk with the key It's very convenient because you can fold down your back.

According to the second aspect of the present invention, when the inner cable of the control cable is pulled by operating the front seat side release operation device or the trunk side release operation device, the link operates and the locking piece is released from the holding piece. Posture,
Since the holding piece is in the released posture, the latch bar is disengaged from the holding groove, and the backrest of the rear seat is tilted by the biasing of the biasing device, the invention according to claim 1 can be reliably realized.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the accompanying drawings.

In FIG. 1, a is a vehicle body of a passenger car, and a window hole c is formed in a partition wall which separates a trunk b closed by a lid g and a passenger compartment, and this window hole c is always provided.
Is closed by a backrest e of the rear seat d, which can tilt forward.

A biasing device 10 for biasing the backrest e in the forward tilting direction is provided on the rear seat d, a locking device 20 for holding the backrest e in an upright posture is provided on a partition wall above the window c, and a front seat f. The front seat side release operation device 40 is located next to the trunk b
On the lid g of the trunk-side release operation device 50,
A control cable 60 is arranged between the front seat side release operation device 40 and the lock device 20 and between the lock device 20 and the trunk side release operation device 50.

The urging device 10, as shown in FIG.
The rotation center shaft 12 of the backrest e penetrates the bracket 11 standing upright, and the inner peripheral end of the spiral spring 14 is hooked on the split groove 13 formed on the end face thereof, and the outer peripheral end projects from the bracket 11. The backrest e is hooked on the claw piece 15 that is urged, and is biased in a direction in which the backrest e is tilted forward by the elastic force of the spiral spring.

As shown in FIGS. 3 and 4, the lock device 20 has a box 21 fixed to a partition that separates the trunk b of the vehicle body a from the passenger compartment, and the rear seat d is attached to the box 21.
A holding piece 22 having a holding groove 23 for receiving a retaining rod 26 fixed to the upper part of the back surface of the backrest e of the backrest e is swingably supported by a shaft 24 and is elastically supported by a torsion coil spring 25 wound around the shaft 24. It is biased clockwise.

The box 21 has a holding groove 23 of a holding piece 22.
Locking piece 27 having a slope 28 for locking a slope 29 following
Is swingably supported by the shaft 30 and is urged counterclockwise by the elastic force of the torsion coil spring 31 wound around the shaft 30.

Similarly, in the box 21, a bell crank 32 integrally formed with an arm 35 having a long hole 34 fitted to a pin 33 projecting from a locking piece 27 is swingably supported by a shaft 36.

As shown in FIG. 4, brackets 64 and 65 are fixed to the vehicle body a, and one bracket 64 is
A tubular fixing member 63 crimped to the end of the outer casing 61 of the control cable 60 routed from the front seat side release operation device 40 is fixed.
The end of the inner cable 62 that is pulled out from is connected to one end of the bell crank 32, and the other bracket 6
A tubular fixing member 63, which is crimped to the end of the control cable 60 routed from the trunk side release operating device 50, is fixed to the cable 5, and the end of the inner cable 62 pulled out from the cylindrical fixing device 63 is a bell. It is connected to the other end of the crank 32.

FIG. 5 shows a front seat side release operation device 40, in which a lever 42 provided with a handle 45 on a bracket 41 erected on the vehicle body is swingably supported by a shaft 43,
It is biased counterclockwise by the elasticity of the tension coil spring 44, and the lock device 2 is attached to the lower portion of the bracket 41.
The tubular fixture 63 crimped to the end of the outer casing 61 of the control cable 60 routed from 0.
Is fixed, and the end of the inner cable 62 pulled out from the tubular fixture 63 is connected to the lower end of the lever 42.

FIG. 6 shows the trunk side release operating device 50, which has a guide groove 53 and a finger hook 52 on the back surface of the lid g of the trunk b.
A guide body 51 having a fixed portion is fixed, and a slide body 54 having a finger hook 55 provided therein is slidably fitted into the guide groove 53, and a pin 57 provided on the slide body 54 and the guide body 51 are provided. A tension coil spring 56 is hung between the pins 58, and the elastic force urges the sliding body 54 to the left in the drawing.

The bracket 59 fixed to the lid g is fixed with a tubular fixture 63 crimped to the end of the outer casing 61 of the control cable 60 routed from the lock device 20, and this tubular fixture 63. The end of the inner cable 62 pulled out from is connected to the sliding body 54.

Next, the operation of this embodiment will be described.

First, when the backrest e of the rear seat d stands up and closes the window c, as shown by the solid line in FIG. 4, the latch bar 26 projecting from the backrest e is held. The holding body 22 is fitted in the holding groove 23 of 22 and is urged clockwise by the elastic force of the spiral spring 14 and the torsion coil spring 25, and its slope 29 is locked to the slope 27 of the locking piece 27. Therefore, the rotation of the backrest e is prevented and the backrest e is held in the upright posture.

When a person is sitting on the front seat f, the trunk lid operating device (not shown) opens the trunk lid g and the lever 42 of the front seat release operating device 40.
When the handle 45 is squeezed and raised, the lever 42 rotates clockwise in FIG. 5, and the inner cable 62 of the control cable 60 is pulled.

Then, as shown by the chain line in FIG. 4, the bell crank 32 is rotated counterclockwise, and the elongated hole 3 of the arm 35 is rotated.
4 is engaged with the pin 33, the locking piece 27 is rotated clockwise to disengage from the holding piece 22, and the holding piece 22 is rotated clockwise. The backrest e falls forward, the window c opens, and the trunk b communicates with the passenger compartment. At this time, the holding piece 22 contacts the stopper 37 and is held in the posture of the chain line, and the locking piece 27 is urged counterclockwise by the elasticity of the torsion coil spring 31 to come into contact with the holding piece 22.

When a person stands outside the vehicle, the trunk b
When the lid g is opened with the key and the fingers 52, 55 of the trunk side release operation device 50 are put with fingers, and the sliding body 54 is slid to the right as shown by the chain line in FIG. The inner cable 62 is pulled, and the bell crank 32 of the locking device 20 is pulled as shown by the chain line in FIG.
Rotates counterclockwise, the backrest e falls down as described above, and the trunk b communicates with the vehicle interior.

When the backrest e is raised, the retaining rod 26 is inserted into the holding groove 23 of the holding piece 22 in the posture shown by the chain line in FIG. 4 to rotate the holding piece 22 counterclockwise. This time,
The locking piece 27 is pushed by the holding piece 22 to rotate in the clockwise direction, and then rotates in the counterclockwise direction to hold the holding piece 22 in the posture of the solid line by the engagement of the slopes 28 and 29, and the backrest e Hold in a standing position.

In this embodiment, the lock device 20 can be unlocked from both the front seat side and the trunk side, but it may be unlocked from only one of them.

The present invention can also be applied to an RV vehicle, a station wagon vehicle, a hatchback vehicle, etc., when the backrest e of the rear seat d is tilted rearward to form a flat seat.

[Brief description of drawings]

FIG. 1 is a perspective view showing an outline of an embodiment of the present invention.

FIG. 2 is a perspective view of a biasing device that biases a backrest of a rear seat in a forward tilt direction.

FIG. 3 is a perspective view of a lock device.

FIG. 4 is a plan view of a lock device.

FIG. 5 is a perspective view of a front release operation device.

FIG. 6 is a cross-sectional view of a trunk side release operation device.

[Explanation of Codes] 10: Energizing Device 14: Spiral Spring 20: Lock Device 22: Holding Piece 23: Holding Groove 26: Latching Rod 27: Locking Piece 32: Bell Crank (Link) 40: Front Seat Side Release Operating device 50: Trunk side release operating device 60: Control cable 61: Outer casing 62: Inner cable

Claims (2)

[Claims] 1. A biasing device for biasing a backrest of a rear seat in a forward tilting direction or a backward tilting direction, a locking device for holding the backrest in an upright posture, and a locking device arranged near the front seat. The front part includes one or both of a front seat side release operation device that releases the holding of the backrest and a trunk side release operation device that is disposed near the trunk and that releases the holding of the backrest by the locking device, and the front portion. A seat side release operation device, the trunk side release operation device, and the lock device are connected by a control cable in which an inner cable is slidably inserted in a flexible outer casing. Rear seat back tilting device. 2. The locking device has a holding groove for receiving a latching rod fixed to the backrest and swings between a holding posture for holding the latching rod and a releasing posture for releasing the latching rod. A free holding piece, a locking piece that is locked to the holding piece and is held in the holding position, and a locking piece that is freely swingable between a releasing position that is separated from the holding piece, and the locking piece is rocked. The backrest tilting device for a rear seat of an automobile according to claim 1, wherein the terminal of the outer casing is fixed to the vehicle body, and the terminal of the inner cable is connected to the link.