JPS601041A - Combined seat apparatus of main seat and taking-out seat - Google Patents

Abstract

PURPOSE:To permit the use as foot rest by singly throwing down the seat back of a taking-out seat in the state where the taking-out seat is incorporated into a main seat. CONSTITUTION:A taking-out seat 20 is incorporated in demountable ways into a main seat, and the seat cushion 21 of the taking-out seat 20 in connected to the seat cushion frame 13 of the main seat 10 through the first and the second connecting mechanisms 25 and 32. The seat back 22 of the taking-out seat 20 is engaged onto the seat-back frame 14 of the main seat 10 through a lock mechanism 35. After the lock of the lock mechanism 35 is released, the seat back 22 of the taking-out seat 20 is singly thrown down rearward, and then can be used as foot rest.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a combination sheet device of a main sheet and a take-out sheet.

Recently, several sheet devices combining a main sheet and a take-out sheet have been proposed.

FIG. 1 shows the conventional combination sheet device, and the second
The figure shows an example of its usage.

As shown in FIG. 1, in all of the conventional combination seat devices of this type, recesses are formed in the seat, cushion 2 and seat back 3 of the main seat 1, and the seat cushion 5 of the take-out seat 4 is It is constructed by incorporating a seat back 6.

This conventional combination sheet device can be used by removing the sheet 4 from the main sheet and taking it outdoors. When the take-out seat 4 is installed in the main seat 1, as shown in Fig. 1, the seat back 3 of the main seat 1 and the seat back 6 of the take-out seat 4 are folded back together, and the seat is placed in bed. Although it is ready for use, if the seat back 6 of the take-out seat 4 is tilted backwards,
The seatback 6 of the removable seat 4 in the front seat cannot be used as a footrest for a person sitting in the rear seat.

An object of the present invention is to incorporate a removable seat into the main seat so that the seatback of the removable seat can be tilted back independently when the main seat is in a parked state, and the seatback of the removable seat of the front seat can be used as a footrest for rear seat occupants. The present invention provides a sheet device that combines a main sheet and a take-out sheet, and will be described in detail below with reference to the drawings.

3 to 6 show an embodiment of the present invention, and FIGS. 7 and 8 show the state of use of this embodiment.

The combination seat device of the embodiment shown in FIGS. 3 to 6 includes a main seat 10 for a two-seat seat on the front side, for example;
The two seats on the rear side are the main seats (10) and (20), and two take-out seats (1-20) are removably built into each of them.

As can be seen from FIGS. 3 and 8, the note cushion 11 of the main seat 10 is formed with a concave portion 15 for incorporating the seat cushion of the take-out sheet 20, and the 7-tob bag 12 of the main seat 10 is Removal sheet 20
A window portion 16 for assembling a notebook back is formed so as to pass through the case back frame 14.

The main body 7-) 10 is provided with a reclining mechanism 17, as shown in FIG.

The 7-cushion 21 of the take-out seat 20 is incorporated into the bulge recess 15 formed in the seat cushion 11 of the main seat 10. It is supported by a frame 13. In addition, the take-out sheet 20
The bottom of the seat cushion 21 is provided with legs 23 that can be folded or disassembled into two parts (see FIG. 8).

A seat back 22 of a take-out sheet 20 is incorporated into the window 16 formed in the notebook back 12 of the main sheet 10.

As shown in FIG. 5, the extraction 7-) 20 includes
A reclining mechanism 24 is provided separately from the main seat 10.

The seat cushion 21 of the take-out sheet 20 is a first,
It is coupled to the seat cushion frame 13 of the main seat 10 via the second coupling mechanisms 25 and 32, and the seat back 22 of the take-out seat 20 is connected to the seat back full seam 14 of the main seat 10 via the locking mechanism 35. ing.

As shown in FIGS. 5 and 6, the first coupling mechanism 25 is connected to the main sheet lO via a mounting flange 26'.
It has a bracket 26 attached to the seat cushion frame 13 and a locking protrusion 29', is rotatably supported by the bracket 26 via a pivot pin 27, and is rotated in the locking direction by a coil spring 28. The biased lock member 29 and the protrusion 2 of this lock member 29
The lock plate 30 has a lock hole 30' that fits into the lock plate 9', and a lever 31 that operates the lock member 29 in the unlocking direction. In a normal state, the first coupling mechanism 25 is held in a locked state in which the protrusion 29' of the lock member 29 is fitted into the lock hole 30' of the lock plate 30 by the spring force of the coil spring 28.
At the front of the concave portion 15, the seat shoes 7 of the L seat 20 are attached to the seat cushion frame 13 of the main seat 10.
When the lock member 21 is locked and the lever 31 is pulled in the direction of arrow a in FIG. From the protrusion 29 of the lock part row 29
' comes off and the seat cushion frame 1 of the main seat 10
3. The front end of the seat cushion 21 of the take-out seat 20 is configured to be removed.

As shown in FIG. Hook 34 with salt 9 attached to the rear end
It has In a normal state, the second coupling mechanism 32 is held in a locked state in which the hook 34 is engaged with the lock claw 33, and the main sheet 10 is held at the rear end of the concave portion 15.
The seat cushion 21 of the take-out seat 20 is locked to the seat cushion frame 13 of the take-out seat 20, and after unlocking the first coupling mechanism 25, the take-out seat 2
When the seat cushion 21 of No. 0 is rotated upward about the pivot pin 24' of the reclining mechanism 24, the hook 34 is disengaged from the lock pawl 33.

As shown in FIG. 5, the lock mechanism 35 includes a bracket 36 attached to the back of the seat back frame 14 of the main seat 10 above the window 16 formed in the seat back 12 of the main seat 10. , this bracket 3
6, a bracket 37 attached to the back of the upper end of the seat back 22 of the take-out seat 20, and a lock catcher 38 that is supported by the bracket 37 so as to be movable in the vertical direction, and is rotated by a coil spring 40. A lock pin 39 that is biased in the locking direction that engages with the catcher 38, and a lock pin 39 that is tied to the lower end of the lock pin 39 and that locks the lock pin 39 from both the front and rear sides of the seat back 12 of the main seat 10 as shown in FIG. arrow
It is provided with first and second string-like members 41 and 42 that are provided so as to be able to be pulled in the unlocking direction shown by c. In addition, in a normal state, this lock mechanism 35 is held in a locked state in which a lock pin 39 is engaged with a lock catcher 38 by the spring force of a coil spring 40, and the lock mechanism 35 is held in a locked state in which a lock pin 39 is engaged with a lock catcher 38. A seat back 22 of the seat 20 is supported. In this state, the reclining mechanism 24 of the take-out seat 20 is in a free state, and the reclining mechanism 17 of the main seat 10 is operated to move the seat back 12 of the main seat IO.
When the sheet is undulated, the seat back 22 of the take-out sheet 20 can be undulated accordingly. Further, the locking mechanism 35 is connected to the first and second strings 41 and 42.
When either one of them is pulled against the spring force of the coil spring 40, the lock pin 39 is removed from the lock catcher 38, and the lock is released. In this unlocked state, the seat back 22 of the take-out seat 20 can be independently tilted back via the reclining mechanism 24 of the take-out seat 20, and can also be raised from the rear side state.

The combined sheeting device of the main sheet and take-out J-sheet of the above embodiment is used in the following manner.

When the take-out seat 20 is assembled into the main seat 10 and the seat back 22 of the take-out seat 20 is locked to the seat back frame 14 of the main seat 10 via the lock mechanism 35, the reclining mechanism 17 of the main seat 10
The seat back 12 of the main seat 10 and the take-out seat 20 are connected to each other via the reclining mechanism 24 of the take-out seat 20.
The seat back 22 is formed so as to be in a free state in conjunction with the seat back 22.

Therefore, the main seat 10 incorporating the take-out sort 20 can be used as a normal seat, as shown in FIG.
It can be used by tilting the seat back 22 together.

Next, the first locking mechanism 35. Second string-like object 41°42
Pull either one in the direction of arrow A or C in Fig. 5,
When the lock bin 39 is removed from the lock catcher 38 and the lock is released, the seat back 22 of the take-out seat 20 can be raised and lowered independently with respect to the seat back 12 of the main seat 10 via the reclining mechanism 24 of the take-out seat 20. Become.

Once, after unlocking the locking mechanism 35,
As shown in FIG. 7, by tilting the seat back 22 of the removable seat 20 back to a substantially horizontal position, the seat back 22 of the removable seat 20 in the front seat can be used as a footrest by a person sitting in the rear seat. can do.

When the take-out sheet 20 is taken outdoors and used, the lever 31 of the first coupling mechanism 25 that fully connects the seat cushion 11 of the main seat 10 and the seat cushion 21 of the take-out sheet 20 is moved as shown in FIG. in the direction of arrow C to remove the protrusion 29' of the lock member 29 from the lock hole 30' of the lock plate 30, release the lock, and move the seat cushion 21 of the ejection seat 20 to the pivot pin 24' of the reclining mechanism 24 as a fulcrum. The hook 34 is removed from the lock claw 33 of the second coupling mechanism 32, and the lock of the second coupling mechanism 32 is released. Next, the locking mechanism 35 is unlocked in the manner described above, and the sheet 20 is removed from the main sheet 10 and carried outdoors. Next, if the legs 23 of the seat cushion 21 of the take-out seat 20 are foldable, the legs are opened, and if the seat cushion 21 is an assembly/disassembly type, the constituent members of the legs 23 are assembled and set as shown in FIG. and use it.

When reassembling the takeout sheet 20 into the main sheet 10, the above-described procedure may be followed in reverse.

In addition, in the present invention, 1. second coupling mechanism 25,
The specific structures of the locking mechanism 32 and the locking mechanism 35 are not limited to the illustrated embodiment, and may be any structure as long as it can fulfill the intended function.

In addition, the present invention is not limited to seats for two people, but also for one person 4+ [
The above-mentioned bench type seat can also be applied to a seat for three people and a seat for three people.

The above is the configuration of an embodiment of the main notebook and takeout notebook combination device according to the present invention. According to this configuration, the main seat has a reclining mechanism, and the takeout notebooks each have a separate reclining mechanism. is removably incorporated, and the seat back of the take-out seat is configured to be able to be raised and lowered independently with respect to the 7-dopock of the main seat. A free state in which the main notebook's (main notebook) dopak and the seat back of the ejecting seat are linked through the reclining mechanism of the ejecting sheet and a reclining mechanism of the ejecting notebook, and a state in which the seat back of the ejecting sheet is independently raised and lowered through the reclining mechanism of the ejecting seat. By providing a locking mechanism that can be selectively switched to a state in which the main sheet can be removed, and releasing the lock by the locking mechanism in a state where the ejecting sheet is incorporated into the main sheet,
Since the removable seat back can be raised and lowered independently, the seat back of the removable notebook seat in the front seat can be placed rearward in an almost horizontal position and used as a removable rest for the rear seat occupants. be.

In addition, in the above description, only one embodiment of the present invention has been described.
It will be obvious that various modifications and changes can be made without departing from the spirit of the invention.

[Brief explanation of the drawing]

Figures 1 and 2 show a conventional combination sheet device of a main notebook and a take-out sheet. Figure 1 is a perspective view, Figure 2 is a perspective view of the state in use as a bed, and Figure 3
Figures 8 through 8 show one embodiment of the present invention, in which Figure 3 is a side view showing a schematic structure, and Figure 4 shows approximately half of the seat cushion frame and seat back frame of the main notebook seat. An enlarged perspective view showing the installation of the parts attached to these frames, Fig. 5 is a vertical cross-sectional side view of the assembled state, and Fig. 6 shows the main seat back frame and the seat back of the removable seat combined. Fig. 7 is a longitudinal side view showing the details of the locking mechanism for the front seat to be taken out; The figure is a perspective view showing a state in which the sheet is taken out from the main seat and is used in 1-. , 13...Seat cushion flap L/-A, 14...Seat cushion frame, 15...Concave portion formed in the seat cushion of the main seat, 16.../ of the main notebook - Window portion formed in the back pack, 17... main seat reclining mechanism,
20... Take-out seat, 21... Same seat cushion, 22... Same notebook bag, 23... Legs provided on the same seat cushion, 24... Reclining mechanism of the take-out seat, 25...・Seat shoes for main seat/
A first joint that joins the conframe and the seat cushion of the take-out sheet. Flag, 32 ---Second coupling mechanism, 35... Lock mechanism for coupling the seat back frame of the main seat and the seat back of the take-out seat. Patent applicant Ikeda Bussan Co., Ltd.? [Figure 51; fS2 i': J Figure 3 Figure 4 Figure 6

Claims (1)

[Claims] A main seat having a reclining mechanism is removably incorporated with a take-out seat having a different reclining mechanism, and the seat back of the take-out seat is configured to be independently raised and lowered with respect to the seat back of the main seat. A combination seat device of a main seat and a take-out seat, characterized in that a locking mechanism is provided between the seat back of the main seat and the seat back of the take-out seat.