JP2596121Y2 - Shift lever device for automatic transmission - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shift lever device for an automatic transmission for an automobile, and more particularly, to an arrangement of an overdrive switch.

[0002]

2. Description of the Related Art As shown in FIG. 7, for example, in a shift lever device of a conventional automatic transmission, a locking means (an upper portion of one side surface of a knob 02 of a shift lever 01) for restricting rotation of the shift lever 01 is provided. A push button 03 for releasing operation (not shown) is provided so as to be freely retractable, and a retractable type for automatically automatically connecting the drive shaft and the axle to the side surface of the knob 02 below the push button 03 when the vehicle is running at high speed. Some switches are provided with an overdrive switch 04.

[0003]

In the conventional device as described above, since the overdrive switch 04 is located on the side of the knob 02 below the push button 03, it is difficult to operate the overdrive switch 04.
In order to provide 4 to knob 02, knob 02 had to be enlarged. Furthermore, when it is desired to selectively provide the overdrive switch 04 on the knob 02, there is a problem that two types of knobs, such as the knob 02 provided with the overdrive switch 04 and the knob not provided, must be prepared. The present invention can improve the operability of the overdrive switch in consideration of the above-described problems of the conventional technology, does not need to consider the mounting space of the overdrive switch, and furthermore, provides the overdrive switch. It is an object of the present invention to provide a shift lever device for an automatic transmission in which it is not necessary to change the shape or the like of a knob depending on whether or not the knob is used.

[0004]

In order to achieve the above-mentioned object, a first aspect of the present invention is to provide a locking device for restricting rotation of a shift lever.
Press the push button to release the
In the shift lever device for an automatic transmission formed by providing retractably part, the distal end portion of the push button, the push
If the operation direction is set differently from the shouting direction
Both controls are deployed along the tip of the push button.
An overdrive switch having a working lever is provided . The second device is a shift lever.
Push button to release the locking means that regulates the rotation of the
The self-propelled tongue is provided on a part of the shift lever
In the shift lever device for a dynamic transmission, the push button
A part of the tongue end face is arranged with the push button operation part
The push button in the same direction as the push button
An operation that is provided so as to be freely immersed and faces almost the same plane as the front end surface
With an overdrive switch
It is characterized by.

[0005]

According to the first aspect of the present invention, it is possible to release the locking means for restricting the rotation of the shift lever by depressing the push button itself.
The overdrive switch can be operated with the same finger that operates the push button. Also push
Worry about misoperation of the button and overdrive switch
There is no need to provide a lid because there is no
And the overdrive switch at the same operation point.
You can also. Also, by means according to the second invention,
Shift by pushing the push button itself.
It is possible to release the locking means that regulates the rotation of the lever.
As well as the same finger that operates the push button
You can operate the overdrive switch with your finger
You. Also, the push button and the overdrive
The switches need to be provided because the switches are arranged on almost the same plane.
There is no push button and the overdry
Switch can be operated at the same operation location.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the accompanying drawings. 1 to 3 show a first embodiment of the present invention. In addition, in order to clarify the same configuration as the conventional one and the configuration unique to the present invention, the same components as the conventional one will be described first, and then the configuration specific to the present invention will be described.

In FIG. 2, reference numeral 1 denotes a shift lever of an automatic transmission, which is pivotally mounted on a vehicle body (not shown) with a horizontally oriented shaft 2 fixed to the rear surface of the lower end, and a locking means 19 described later. It comprises a vertically oriented cylindrical body 3 constituting a guiding means for guiding the movement, and a substantially T-shaped knob 4 fixed to the upper end of the cylindrical body 3. A substantially horizontal guide hole 5 that opens leftward is formed in the upper part of the knob 4, and a push button 6 is fitted in the guide hole 5 so as to be able to protrude and retract. A compression coil spring 7 is contracted between the rear end surface of the guide hole 5 and the right end of the push button 6, and the push button 6 is always attached in a direction protruding from the knob 4 by the compression coil spring 7. It is being rushed. In the vicinity of the right end of the push button 6, an engagement hole 8 having a substantially vertical locking surface 8a and a convexly curved inclined surface 8b inclined upward and upward is formed in a substantially triangular shape when viewed from the front. At the center of the knob 4, a vertical hole 9 whose upper end communicates with the middle part of the guide hole 5 and whose lower end communicates with the upper end of the cylindrical body 3 is formed. A follower 10 having a convexly curved inclined surface 10a that is inclined in the upper right direction is fitted so as to be slidable in the vertical direction. A sliding body 12 coupled to an upper follower 10 with a rod 11 is fitted to a lower portion in the cylindrical body 3 so as to be slidable in a vertical direction. A return spring 14 composed of a compression coil spring is contracted between a lower end of the sliding body 12 and an end plate 13 formed by bending a lower end of the cylindrical body 3 inward. The slide 14 and the follower 10 coupled thereto with the rod 11 are constantly urged upward by the spring 14. In the middle part of the sliding body 12, a detent pin 16 penetrating through a long hole 15 extending in the longitudinal direction formed in the lower part of both sides of the cylindrical body 3 and projecting to both sides from the cylindrical body 3 penetrates. Has been established. The left end of the detent pin 16 is
Position plate 17 disposed on the left side of shift lever 1
Is inserted through a position selection hole 18 cut out. The position selection hole 18 has a substantially arc shape centered on the rotation center of the shift lever 1, and has, at its upper edge, a plurality of shift positions of the shift lever 1, for example, a parking position, a rear position, a neutral position, a drive position, Second position,
A plurality of stepped engaging portions (not shown) corresponding to the first position and the like are provided.

Thus, the follower 10, the rod 11, the sliding body 12, the return spring 14, the detent pin 16, the position plate 17 and the like constitute the locking means 19 for restricting the rotation of the shift lever 1, and the detent pin 16 2 is urged upward by the urging force of the return spring 14, and FIG.
And can be stably stopped at the locking position shown in FIG. Then, by pushing the push button 6,
By pushing down the follower 10 on the inclined surface 8b, the detent pin 16 is moved to a release position (not shown) away from the engaging portion of the position selection hole 18 against the urging force of the return spring 14. It is supposed to be. When the push button 6 is depressed and the detent pin 16 is located at the release position, the shift lever 1 can freely rotate, and the shift lever 1 is rotated to a desired position to release the detent pin 16. The shift lever 1 is held at the corresponding positions as described above by engaging with any engagement portion in the position selection hole 18. Note that the detent pin 16 is
When the push-in stops, the return spring 14 automatically moves from the release position to the locking position by the urging force.

The above configuration is the same as the conventional one,
The present invention is characterized by adding the following configuration to the above configuration.

That is, in the first embodiment, as shown in FIG. 1, a recess 20 is provided at the tip of the push button 6, and an overdrive switch 21 is provided here. The overdrive switch 21 is provided with an operation lever 22
Is turned on or off by sliding the push button 6 in the front-rear direction perpendicular to the direction in which the push button 6 appears and disappears. Further, it is preferable that the operation lever 22 does not protrude laterally from the recess 20 of the push button 6.

As shown in FIGS. 2 and 3, three movable contacts 23a, 23b, 23c extending from the overdrive switch 21 toward the base end of the push button 6.
Are three fixed contacts 25a, 25 which are provided on the upper surface of the guide hole 5 of the knob 4 and are parallel to each other in the left and right direction, in the concave portion 24 formed at an intermediate suitable position on the upper surface of the push button 6.
b, 25c. Each fixed contact 25a, 2
At the right ends of 5b and 25c, the unit conductor 26 of the harness 26 drawn into the knob 4 from the joint between the cylinder 3 and the knob 4
The ends of “a” are connected to each other so that the signal from the overdrive switch 21 can be taken out of the knob 4. Thus, the movable contacts 23a, 23b, 23c
And the fixed contacts 25a, 25b, and 25c are provided on the side of the push button 6 that receives the urging force of the return spring 14, so that the movable contacts 23a, 23b, and 23c and the fixed contacts 25a, 25b, and 25c Since the gap is urged in the contact direction and the closeness between the two contacts is further promoted, the reliability of the power supply portion is increased.

In the first embodiment, the overdrive switch 21 can be operated with the same finger as that for operating the push button 6 because of the above-described configuration, and the operability of the overdrive switch 21 is improved. improves. Also,
A conventional push button 6 without the overdrive switch 21 is attached to the knob 4 for a car that does not require a space for mounting the overdrive switch 21 on the knob 4 and does not require the overdrive switch 21. It is not necessary to prepare two types of knobs 4 for mounting the overdrive switch 21 and for not mounting.

FIG. 4 shows a second embodiment of the present invention. Second
In the embodiment, an overdrive switch that can be turned on and off by turning the operation lever 27 around the axis parallel to the direction in which the push button 6 protrudes and retracts at the tip of the push button 6. 28
Is provided.

As shown in FIG. 5, a recess 6b is formed in a part of the distal end surface 6a of the push button 6, as in a third embodiment of the present invention.
The push-button 6 has an overdrive switch (not shown) built into the push button 6 so that a retractable operation button 29 is exposed. When the overdrive switch is turned on, the operation button 29 is turned on. When the overdrive switch is off, the tip surface 29a of the operation button 29 is substantially flush with the tip surface 6a of the push button 6. You may.

[0015] Even in the configuration as in the second and third embodiments, the same operation and effect as those in the first embodiment can be obtained.

Further, as in the fourth embodiment shown in FIG. 6, the return spring 30 is a tension spring, and the side face fixed to the upper end of the rod 11 has an upwardly U-shaped bearing 31 on the upper side thereof. The roller 32 is pivotally supported by the push operation of the push button 6, and the roller 32 is raised while rolling along the inclined surface 34 inclined upward and leftward in the engaging hole 8 of the push button 6, When the detent pin 16 rises in conjunction with this, the detent pin 16
Is disengaged from an engaging portion (not shown) formed on the lower edge of the position selection hole 18 in the position plate 17 and the locking means 19
Is moved from the locking position to the releasing position, the movable contact 35 is connected to the push button 6.
And the fixed contact 36 is attached to the knob 4
May be provided on the bottom surface of the guide hole 5. Double contact 3
When the members 5 and 36 are arranged in this manner, the two contacts 35 and 36
Since the urging force of the return spring 30 always acts in the contact direction between the two, the close contact between the two contacts 35 and 36 is further promoted, and the reliability of the power supply portion is increased. The fourth
In the embodiment, the same members as those of the first embodiment are denoted by the same reference numerals, and a detailed description thereof will be omitted.

[0017]

[Effect of the Invention] As is apparent from the above, the present invention relates to claim 1.
That according to the first invention, since there is provided an overdrive switch the distal end of the push button You can operate the overdrive switch the same as the finger operating the push button finger. Push button as well
Overdrive switch in a direction different from that of
The operation lever is provided so that there is no risk of accidental operation.
No need for body, push button and over
Drive switch can be operated at the same operation point
You. Also, since there is no need to secure a space for mounting the overdrive switch on the knob, the degree of freedom in the design of the knob is increased, and the shape of the knob or the like is changed or blind depending on whether or not the overdrive switch is provided. There is no need to prepare separate parts such as a pig. Also, billing
According to the second invention of item 2, the tip of the push button
Since an overdrive switch is provided in the section, push
Use the same finger to operate the button as the overdrive switch.
Switch can be operated. Not only that,
Button and overdrive switch on almost the same plane.
It is not necessary to provide a lid because
Operate the overdrive switch at the same operation point.
Can also be. Also, the knob of the overdrive switch
Since there is no need to secure space for mounting, the knob
Design freedom increases, and overdrive switches
The shape of the knob was changed depending on whether or not a switch was provided.
Also, there is no need to prepare separate parts such as blinds.

[Brief description of the drawings]

FIG. 1 is a perspective view of a tip portion of a push button according to a first embodiment of the present invention.

FIG. 2 is a front view of the center of the shift lever, showing the internal structure of the tip of the shift lever.

FIG. 3 is a sectional view taken along line AA of FIG. 2;

FIG. 4 is a perspective view of a portion similar to FIG. 1 in a second embodiment of the present invention.

FIG. 5 is a perspective view of a portion similar to FIG. 1 in a third embodiment of the present invention.

FIG. 6 is a front view of a shift lever in a fourth embodiment according to the present invention, taken along a central longitudinal section of the shift lever.

FIG. 7 is a front view of an upper portion of a shift lever device of a conventional automatic transmission.

[Description of Signs] 1 shift lever 2 shaft 3 cylindrical body (guide means) 4 knob 5 guide hole 6 push button 6a tip surface 6b concave hole 7 compression coil spring 8 engagement hole 8a locking surface 8b inclined surface 9 vertical hole 10 driven Slope 10a Inclined surface 11 Rod 12 Sliding body 13 End plate 14 Return spring 15 Long hole 16 Detent pin 17 Position plate 18 Position selection hole 19 Locking means 20 Recess 21 Overdrive switch 22 Operating lever 23a, 23b, 23c Movable contact 24 recess 25a, 25b, 25c fixed contact 26 harness 27 operation lever 28 overdrive switch 29 operation button 29a tip surface 30 return spring 31 bearing 32 roller 33 shaft 34 inclined surface 35 movable contact 36 fixed contact

──────────────────────────────────────────────────続 き Continuation of the front page (56) References Japanese Utility Model Sho 63-92923 (JP, U) (58) Fields investigated (Int. Cl. ⁶ , DB name) B60K 20/00-20/08 F16H 59 / 00-59/12

Claims (2)

(57) [Scope of request for utility model registration] An engaging means for restricting rotation of a shift lever is provided.
The push button for release operation is part of the shift lever.
In the shift lever device for an automatic transmission formed by providing retractably, the tip portion of the push button, the Pusshubo
The operation direction is different from the direction of the tongue
Operation lever deployed along the tip of the push button
A shift lever device for an automatic transmission, comprising an overdrive switch having a key . (2) Locking means for restricting the rotation of the shift lever
The push button for release operation is part of the shift lever.
For shift lever devices of automatic transmissions that can be installed and retracted
The push button on a part of the tip surface of the push button.
Push button in the recess aligned with the button operation unit
Is provided so as to be able to protrude and retract in the same direction as
Overdraft with operation buttons that are almost on the same side
Automatic transmission system,
Shift lever device.