JP5633294B2 - Vehicle seat - Google Patents

Description

  The present invention relates to a vehicle seat. More specifically, the present invention relates to a vehicle seat in which a slide lock state with respect to a floor is released by operation of a pull-up type handle disposed in a front lower portion of a seat cushion.

  As this type of vehicle seat, one disclosed in Patent Document 1 below is known. The vehicle seat is configured to be slidable back and forth with respect to the floor by a pair of left and right slide rails provided between the vehicle seat and is normally held in a slide-locked state. The vehicle seat is released from the slide lock state by a lifting operation of a lifting type handle provided at the front lower part of the seat cushion, and is switched to a state in which the vehicle seat can slide back and forth with respect to the floor.

  The pull-up handle is formed in a U shape having left and right side arms connected to the slide lock devices provided on the left and right slide rails, and a front arm that connects the side arms to the front lower part of the seat cushion. Has been. The above-mentioned pull-up type handle is operated with the front arm gripped and lifted upward, so that the entire handle rotates around the connecting portion of each side arm with each slide lock device, and the slide lock state of both slide lock devices. Are to be released all at once. Specifically, since the above-mentioned lifting type handle is disposed at the front lower part of the seat cushion, the central part of the front arm is partially upward to make it easier to reach the front arm. The arrangement position is increased by bending.

JP 2004-82789 A

  However, in the above prior art, since the center part of the front arm of the pull-up type handle is set at a high position, the lower leg part of the seated occupant is rearward around the knee by the spring when the rear collision of the vehicle occurs. Due to the turning force, the front arm is pushed upward and is easily released. For this reason, the pull-up type handle is provided with a fragile portion that prevents the operating force from being transmitted to both side arms by bending when a large operating force as described above is applied to the front arm. . The present invention was devised as a solution to the above-mentioned problem, and the problem to be solved by the present invention is to determine the height position of the gripping arm at the center of the pull-up type handle for releasing the slide lock. It is to improve operability without raising.

In order to solve the above problems, the vehicle seat of the present invention takes the following means.
1st invention is a vehicle seat by which the slide lock state with respect to a floor is cancelled | released by operation of the pull-up-type handle arrange | positioned by the front lower part of a seat cushion. The pull-up type handle has a configuration in which a grip arm that an operator can hold and perform a pull-up operation is provided at the front lower part of the seat cushion so as to extend across the center of the seat cushion in the width direction. ing. Further, with respect to the pull-up type handle, in the side region portion deviated in the width direction from the center portion of the seat cushion, the operator grips the handle at a position higher than the grip arm and performs the pull-up operation. An additional gripper that can be integrated with the gripping arm is provided.

  According to the first aspect of the present invention, the lifting operation of the lifting handle can be performed by gripping the additional gripping portion in addition to the gripping arm gripping operation by the additional gripping portion. The additional gripping portion is provided in a side region portion that is deviated in the width direction from the center portion of the seat cushion, and protrudes upward from the gripping arm so that a gripping operation can be performed at a position higher than the gripping arm. Yes. Therefore, the operability of the lifting handle can be improved without raising the height position of the gripping arm located at the center portion that easily interferes with the lower leg of the seated occupant of the lifting handle.

  According to a second aspect, in the first aspect described above, the additional gripping portion is provided at an extending portion that extends in the width direction from the gripping arm.

  According to the second aspect of the invention, the gripping arm is sufficiently extended to the side region of the seat cushion due to the configuration in which the additional gripping part is provided in the extending portion that extends in the width direction from the gripping arm. Even if it is not, the additional grip portion can be disposed at a position where it is less likely to interfere with the lower leg of the seated occupant.

  According to a third invention, in the first or second invention described above, the additional grip portion is provided in a side region portion on the vehicle inner side of the seat cushion.

  According to the third aspect of the present invention, the additional gripping portion is provided in the side region portion on the vehicle inner side of the seat cushion so that the occupant does not become an obstacle when the passenger gets on and off the vehicle through the vehicle outer side of the seat cushion. Can be arranged.

1 is a perspective view illustrating an overall configuration of a vehicle seat according to Embodiment 1. FIG. It is a side view of a vehicle seat. It is a top view of a vehicle seat. It is a perspective view of the vehicle seat which shows another modification. It is a perspective view of the vehicle seat which shows another modification. It is a perspective view of the vehicle seat which shows another modification.

  EMBODIMENT OF THE INVENTION Below, the form for implementing this invention is demonstrated using drawing.

  First, the configuration of the vehicle seat according to the first embodiment will be described with reference to FIGS. As shown in FIG. 1, the vehicle seat of the present embodiment is configured such that the seat body 1 constituting the seat body includes a seat back 2 that serves as a backrest and a seat cushion 3 that serves as a seating portion. ing. The seat back 2 is supported at the lower end thereof connected to the rear end of the seat cushion 3. The seat cushion 3 is connected to the floor F via a pair of left and right slider devices 4 and is slidable in the vehicle longitudinal direction.

  Each of the slider devices 4 includes a slide rail 4A that is fixed on the floor F and is long in the vehicle front-rear direction, a slider 4B that is assembled so as to be slidable back and forth with respect to the slide rail 4A, and a slider 4B. And a slide lock device 4C capable of locking the slide. The seat cushion 3 is provided over the upper part of each slider 4B, and each slider 4B moves back and forth with respect to the floor F by the movement of the slide rail 4A sliding in the front-rear direction.

  Each of the sliders 4B is normally held in a slide-locked state by the slide lock device 4C, and when the pull-up type handle 5 provided at the front lower part of the seat cushion 3 is lifted, The slide lock state of is released all at once and can be switched to a state in which it can slide back and forth. Here, the pull-up type handle 5 is connected to each of the slide lock devices 4C and extends to the front side of the vehicle. The front arm 5A connects the side arms 5B to each other at the front lower portion of the seat cushion 3. Are formed in a U-shape in plan view (see FIG. 3). Here, the front arm 5A corresponds to the “grip arm” of the present invention.

  As shown in FIG. 2, the pull-up handle 5 is configured so that the operator (seat occupant P) holds the front arm 5A positioned at the front lower portion of the seat cushion 3 and pulls it upward, thereby lifting each slide lock. The whole is rotated upward by using the rear end portion of each side arm 5B connected to the device 4C as a base point, and is pulled up. The pull-up type handle 5 is always in an initial posture state in which the front arm 5A is pulled down to the lower side before the pulling operation by the biasing holding force by which each slide lock device 4C is held in the slide locked state by the biasing. Is retained. The pull-up type handle 5 lifts the front arm 5A against the urging holding force to release the slide lock state of each slide lock device 4C by the rotational movement of each side arm 5B. It has become.

  Here, as shown in FIG. 3, the side arms 5B are disposed on the inner side portions of the slider devices 4 facing each other and connected to the slide lock devices 4C. It is provided so as to extend forward along the inner side. Further, the front arm 5A is provided at the front lower portion of the seat cushion 3 so as to extend across the central portion 3A of the seat cushion 3 in the width direction. Specifically, as shown in FIG. 2, the front arm 5A is slightly raised with respect to the floor F because the front end side region of each side arm 5B is bent obliquely upward. However, when the rear collision of the vehicle occurs, the lower leg Pb of the seated occupant P will not be pushed upward by the force that is turned rearward around the knee Pa by the spring. It is arranged at a low position near the surface on the floor F side.

  As a result, the pull-up type handle 5 has a poor operability that is disposed at a low position where it is difficult for the seated occupant P seated on the seat body 1 to reach the front arm 5A. However, as shown in FIG. 1, the pull-up type handle 5 of the present embodiment has a side region 3 </ b> B on the vehicle inner side (the left side in the drawing) that deviates in the width direction from the center 3 </ b> A of the seat cushion 3, A grip 5C having a shape extending toward the top is integrally connected. Here, the grip 5C corresponds to the additional gripping portion of the present invention. The grip 5C is integrally coupled to an extension portion 5A1 that is integrally provided so as to extend in the width direction from the side portion (side arm 5B) on the vehicle inner side of the front arm 5A toward the vehicle inner side. Is provided.

  As shown in FIGS. 1 to 3, the grip 5 </ b> C is provided so as to extend obliquely from the connecting portion with the extension part 5 </ b> A <b> 1 upward and forward and toward the vehicle inner side. The operator (seat occupant P) protrudes upward from 5A so that the operator can easily lift the grip 5C at a position higher than the front arm 5A. Specifically, the grip 5C is disposed so as to extend in the above-described direction, whereby the direction of the hand (the right hand in this embodiment) on the side where the operator (seat occupant P) grips the grip 5C is determined. The grip 5C can be lifted up by gripping the grip 5C in a state close to a natural direction without twisting or turning back downward or sideward. Therefore, the lifting operation of the lifting handle 5 can be performed more easily.

  As shown in FIG. 3, the grip 5 </ b> C is located on the vehicle inner side (right side in the drawing) that is disengaged in the width direction from the center portion 3 </ b> A of the seat cushion 3 where the both lower leg portions Pb of the seated occupant P seated on the seat body 1 are located. Since it is arranged in the side region portion 3B, it is in an arrangement relationship that hardly interferes with both crus Pb, and as described above in FIG. Even if a force is applied to the knee Pa so that the grip 5C is pulled backward, the grip 5C is prevented from being pulled upward by this force.

  As described above, according to the vehicle seat of the present embodiment, the pull-up handle 5 is additionally provided with the grip 5C (additional grip portion). In addition to the operation of gripping the (grip arm), the operation of gripping the grip 5C is also possible. The grip 5C is provided in a side region 3B that is disengaged in the width direction from the central portion 3A of the seat cushion 3. The grip 5C projects upward from the front arm 5A and can be gripped at a position higher than the front arm 5A. It is like that. Therefore, the operability of the pull-up handle 5 is improved without raising the height position of the front arm 5A (grip arm) located at the central portion 3A that easily interferes with the lower leg Pb of the seated occupant P of the pull-up handle 5. Can be made.

  Further, the front arm 5A is not sufficiently extended to the side region 3B of the seat cushion 3 due to the configuration in which the grip 5C is provided in the extending portion 5A1 extending in the width direction from the front arm 5A. However, the grip 5C can be disposed at a position where it is less likely to interfere with the lower leg Pb of the seated occupant P. Further, the grip 5C is provided in the side region 3B inside the vehicle of the seat cushion 3 so that the grip 5C does not become an obstacle when the seated occupant P gets on and off the vehicle outside the seat cushion 3. be able to.

  Then, the structure of the vehicle seat of Example 2 is demonstrated using FIG. In the present embodiment, as an additional grip portion that is additionally provided on the vehicle inner side portion of the pull-up type handle 5, instead of the grip 5C shown in the first embodiment, the operator (seat occupant P) takes a finger from the front side. A frame-like finger loop 5D that can be pulled up and pulled up is applied. The finger loop 5D is attached to the tip of an arm portion that extends obliquely upward and forward from the extension portion 5A1 and toward the inside of the vehicle, and is provided at a high position protruding upward from the front arm 5A. Thus, the operator (seat occupant P) can easily pull the finger up from the front side at a position higher than the front arm 5A.

  Then, the structure of the vehicle seat of Example 3 is demonstrated using FIG. In this embodiment, an operator (seat occupant P) is provided on the vehicle inner side instead of the grip 5C shown in the first embodiment as an additional grip portion provided in addition to the vehicle inner side portion of the pull-up handle 5. A resin lever 5E that can be pulled up by a finger from the side is applied. The lever 5E is attached to the tip of an arm portion that extends obliquely upward and forward from the extension portion 5A1 and toward the inside of the vehicle, and is provided at a high position protruding upward from the front arm 5A. The operator (seat occupant P) can easily pull up by placing his / her finger from the side inside the vehicle at a position higher than the front arm 5A.

  Then, the structure of the vehicle seat of Example 4 is demonstrated using FIG. In the present embodiment, as an additional grip portion that is additionally provided on the vehicle inner side portion of the pull-up type handle 5, instead of the grip 5C shown in the first embodiment, the operator (seat occupant P) takes a finger from the front side. An inverted U-shaped finger-hanging portion 5F that can be pulled up and pulled up is applied. The finger-hanging portion 5F is formed by bending the front arm 5A so that a part of the extended portion that extends in the width direction toward the vehicle inner side protrudes in an inverted U shape upward. An operator (seat occupant P) can easily pull up by placing a finger from the front side at a high position protruding upward from 5A. The entire outer peripheral surface of the finger rest portion 5F is covered with a resin cover 5F1 so as to improve the feel of the portion where the operator's (seat occupant P) 's finger is put.

  As mentioned above, although embodiment of this invention was described using the four Examples, this invention can be implemented with various forms other than the said Example. For example, in each of the above embodiments, the one corresponding to the additional gripping portion of the present invention (Example 1: Grip 5C, Example 2: Finger hanging loop 5D, Example 3: Lever 5E, Example 4: Finger hanging portion 5F). Although the example provided on the side of the pull-up type handle 5 on the vehicle inner side is illustrated, the additional gripping part may be provided on the side region part deviated in the width direction from the center part of the seat cushion. It may be provided on the outer side.

DESCRIPTION OF SYMBOLS 1 Seat main body 2 Seat back 3 Seat cushion 3A Center part 3B Side area part 4 Slider device 4A Slide rail 4B Slider 4C Slide lock device 5 Pull-up type handle 5A Front arm (grip arm)
5A1 Extension part 5B Side arm 5C Grip (additional grip part)
5D Finger loop 5E Lever 5F Finger hook 5F1 Resin cover F Floor P Seated occupant Pa Knee Pb Lower leg

Claims (1)

A vehicle seat in which a slide lock state with respect to a floor is released by an operation of a pull-up type handle disposed at a front lower part of a seat cushion,
The lifting handle has a configuration in which a grip arm that can be gripped by an operator at the front lower portion of the seat cushion and perform a lifting operation is provided so as to extend across the central portion of the seat cushion in the width direction; And
Further, the operator protrudes upward from the gripping arm at a position higher than the gripping arm in a side region that is disengaged from the central portion of the seat cushion in the width direction inside the vehicle with respect to the pull-up handle. that There are integrally provided in a state where additional gripping portion extending obliquely upper front direction extending portion that extends in the width direction from the gripping arm which can perform the pulling operation by grasping A vehicle seat characterized by the above.

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