JPH0389064A - Speed change operating lever for automatic transmission - Google Patents

Abstract

PURPOSE:To improve assembling work performance and reduce a manufacturing cost by providing an electrical insulating part at the desired part of the periphery of a lever axis body and disposing a conductor part functioning as the wiring of an electric system operating switch outside the electrical insulating part. CONSTITUTION:A speed change operating lever 2 is provided with a lever axis body 4 and a shift knob 10 provided with a shift position change over switch 12 and an electric system operating switch 14. An electrical insulating part 34 is provided by galvanization at the desired part of the periphery of the lever axis body 4. A conductor part 36, extended in the axial direction of the lever axis body 4, functioning as the wiring of the electric system operating switch 14 is provided outside the electrical insulating part 34. The insertion work of lead wire into the lever axis body 4 can be thereby omitted, thus improving the assembling work performance of the speed change operating lever of an automatic transmission.

Description

[Detailed Description of the Invention] [Industrial Application Field] This invention relates to a shift operation lever for an automatic transmission, and in particular, a shift knob provided at the other end of the lever shaft includes a shift position changeover switch and an electrical system operation switch. The present invention relates to a shift operation lever for an automatic transmission having a switch.

[Conventional technology]

The gear shift operation lever of an automatic transmission installed in an automatic vehicle changes each engagement state, for example, travel engagement, by adding a shift position switching operation and switching to each shift position, such as a travel shift position or a reverse shift position. state or backward engagement state.

In addition, the shift operation lever of the conventional automatic transmission is 5.6
As shown in the figure, one end of the lever shaft 104 is swingably fixed within the console box 106, and the select indicator portion 116 of the console box 106
At the other end of the lever shaft 104 that passes through the opening 118 of the shift knob, a shift position changeover switch 112 (hereinafter referred to as the first switch) and an electrical system operation switch 114 (hereinafter referred to as the second switch) are attached. 110 was set up. A lead wire 152 connected to the second switch 114 passed through the lever shaft 104, was guided into the console box 106, and was connected to a wire harness (not shown) via a connector 144.

In addition, other automatic transmission gear shift operation levers include:
As disclosed in Japanese Utility Model Application Publication No. 60-174922, a switch mounting cavity is provided in the operating lever body of an automatic transmission for a vehicle, and a switch is mounted in the cavity with its operating part exposed outside. A control lever for a transmission, in which a junction terminal is embedded in the main body of the control lever, and a switch and a harness connector at the end of a harness connected to the switch each have a female terminal that fits into the junction terminal. There was one that was set up.

Furthermore, in the wiring structure of an automobile gear shift operation lever equipped with a switch, as disclosed in Japanese Utility Model Publication No. 61-45534, a rotation link that is linked to a gear shift operation mechanism of the vehicle body that is pivotally supported by the boot portion of the base is disclosed. A shaft whose lower end is fixed to the shaft and is rotatable about the rotation axis, a gripping head section which is attached to the tip of the shaft and houses an appropriate switch box, and a gripping head section which is housed in the head section and which is in the middle of the shaft. A harness is attached to a groove formed along the axial direction of the outer surface of the shaft, and a harness is held and fixed with a shrinkable tube coated on the outer peripheral surface of the shaft. There was one in which the end side of the boot part was attached to a base, and two through-holes were threaded through the boot part to create slack, and an elastic ring was attached to the slack part. .

[Problem that the invention seeks to solve]

By the way, in the conventional automatic transmission shift lever, as shown in FIG.
-2, and a day controller throat 130 that connects the first switch 112 and a drive unit (not shown) is inserted into the first space 128-1, and a second
The second switch 114 and the connector 14 are placed in the space 128-2.
A lead wire 152 communicating with 4 was inserted.

As a result, when assembling the shift operating lever 102 of the automatic transmission, the lead wire 152 is connected to the narrow and long second space 102.
8-2, which requires a great deal of effort during assembly, resulting in poor assembly workability.

Further, since the partition portion 154 is provided within the lever shaft body 104, the number of parts increases, leading to an increase in manufacturing costs, which is disadvantageous economically.

[Purpose of the invention]

SUMMARY OF THE INVENTION In order to eliminate the above-mentioned disadvantages, an object of the present invention is to provide an electrically insulating part at a desired location on the outer periphery of the lever shaft, and to extend the electrically insulating part outside in the axial direction of the lever shaft so that it can be used as wiring for an electrical system operation switch. By providing a functional conductor section, electrical and air operation switches can be wired easily, improving assembly work efficiency, and realizing a shift control lever for automatic transmissions that reduces manufacturing costs by reducing the number of parts. There is something to do.

[Means for solving problems]

To achieve this object, the present invention provides an automatic transmission in which one end of a cylindrical lever shaft is swingably fixed and a shift knob having a shift position changeover switch and an electrical system operation switch is provided at the other end. In the gear shift operation lever,
An electrically insulating portion is provided at a desired location on the outer periphery of the lever shaft, and a conductor portion is provided outside the electrically insulating portion and extends in the axial direction of the lever shaft and functions as wiring for the electrical system operation switch. do.

[Effect]

With the configuration described above, when assembling the shift operation lever of an automatic transmission, the electrical system operation switch can be assembled by simply connecting the electrical system operation switch to the conductor part that functions as the wiring for the electrical system operation switch. The wiring has been completed to improve the ease of assembling the shift control lever of the automatic transmission.

〔Example〕

Embodiments of the present invention will be described in detail below based on the drawings.

1 to 3 show embodiments of this invention. Second
In the figure, 2 is a shift operation lever of an automatic transmission, 4 is a lever shaft, 6 is a console box, 8 is a swinging part, and 10
is the shift knob. The shift operation lever 2 includes a lever shaft 4, a shift position changeover switch 12 (hereinafter referred to as a first switch), and an electrical system operation switch 14 (hereinafter referred to as a second switch).
The shift knob 10 has a shift knob 10 (referred to as a switch).

The lever shaft 4 has one end pivotally supported on the floor 6a of the console box 6 so as to be swingable by a swinging portion 8, and the opening 1 of the select indicator portion 16.
A shift knob 10 is provided at the other end of the select lever 4 passing through the select lever 8 .

The swinging part 8 includes a fixed part 20 fixed to the floor 6a of the console box 6 and having a U-shaped cross section, a swinging shaft part 22 arranged at right angles to the lever shaft 4, and a swinging shaft part 22. It is formed by a mounting bolt 24 and a mounting pad 26 that are attached to the fixed part 20.

Further, a detent rod 30 is inserted into the space 28 within the lever shaft 4. This detent rod 30 has one end connected to the first switch 1 via a connecting member 32.
2, and the other end is connected to the drive unit (not shown).
is connected to.

An electrically insulating portion 34 is plated on a desired portion of the outer periphery of the lever shaft body 4, for example, on a portion of the outer periphery.

A conductor portion 36 that extends in the axial direction of the lever shaft 4 and functions as wiring for the second switch 14 is provided on the outside of the electrically insulating portion 34 .

That is, for example, two rows of conductor parts 36, 36 are provided outside the electrically insulating part 34 according to the number of poles of the second switch 14,
The conductor portions 36.36 except for both end portions are surrounded by a cover portion 38.

The end of the conductor portion 36.36 on the shift knob 10 side is connected to the second switch 14 via a plate-shaped terminal member 40, and the end portion of the conductor portion 36 on the swinging portion 8 side is connected to a connector 44 via a lead wire 42. ing.

Note that 46 is a positioning member for positioning the shift knob 10, and 48 is a spring.

Next, the effect will be explained.

When assembling the shift operation lever 2 of an automatic transmission, one end of the lever shaft 4 is swingably supported in the console box 6 by the swinging part 8, and the other end of the lever shaft 4 is A shift knob 10 having first and second switches 12,14 is attached to the position, and the second switch 14 is connected to a detent rod 30 disposed within the lever shaft 4 via a connecting member 32.

Further, a conductor portion 36 provided on the outer circumferential portion of the lever shaft body 4
．． 36 and the plate-shaped terminal member 40 of the second switch 14 are made at the same time as the shift knob 10 is attached.
The wiring for the switch 14 has been completed.

As a result, the conventional work of inserting a lead wire (not shown) into the space 28 of the lever shaft body 4 can be omitted, and the work of assembling the shift operation lever 2 of the automatic transmission is simplified. It is possible to improve the workability of assembling the shift operation lever 2 of the automatic transmission, which is advantageous in practice.

In addition, by providing the conductor portions 36 and 36, the conventional second
By omitting the lead wire (not shown) and partition part (not shown) used to connect the switch 14 and the connector 44, the number of parts used in the shift operation lever 2 of the automatic transmission can be reduced. This is economically advantageous, and by omitting the lead wire (not shown), the shift knob 10 can be easily attached and detached, and the maintainability of the shift operation lever 2 of the automatic transmission can be improved. A sufficient space for arranging the detent rod 30 within the detent rod 30 can be secured.

Note that the present invention is not limited to the above-described embodiments, and various modifications can be made.

For example, in an embodiment of the invention, conductor portion 36.3
The shift knob 10 side end of No. 6 is connected to the second switch 14 through a plate-shaped terminal member 40, and the swinging section 8 side end is connected to a connector 44 via a lead wire 42. As shown in FIG. 1, the connector 52 is provided with an attachment hole 54 for attaching the lever shaft 4, and
6 and the connector 54 can also be used by directly attaching them.

〔Effect of the invention〕

As described in detail above, according to the present invention, an electrically insulating portion is provided at a desired location on the outer periphery of the lever shaft, and the electrically insulating portion extends in the axial direction of the lever shaft outside the electrically insulating portion and functions as wiring for a switch for operating the electrical system. Since the conductor portion is provided, the conventional work of inserting the lead wire into the lever shaft body can be omitted, and the workability of assembling the shift operation lever of the automatic transmission can be improved, which is advantageous in practice.

In addition, by providing a conductor part, the number of parts used can be reduced by omitting the lead wire and partition part that were conventionally used, making it an economical option. Furthermore, by omitting the lead wire, automatic gear shifting can be achieved. This simplifies the assembly work of the gear shift operating lever of the automatic transmission, and improves the maintainability of the gear shifting operating lever of the automatic transmission.

[Brief explanation of drawings]

1 to 3 show embodiments of the present invention, in which FIG. 1 is an enlarged perspective view of a main part of a lever shaft of an automatic transmission, FIG. 2 is a schematic sectional view of a shift operation lever of an automatic transmission, and FIG. The figure is an enlarged sectional view of the attachment portion between the lever shaft of the shift operation lever of the automatic transmission and the shift knob. FIG. 4 is an enlarged perspective view of main parts showing another embodiment of the invention. 5.6 shows the prior art of the present invention, FIG. 5 is a schematic perspective view of a shift operating lever of an automatic transmission, and FIG. 6 is a schematic sectional view of the shift operating lever of an automatic transmission. In the figure, 2 is a shift operation lever, 4 is a cylindrical lever shaft, 6 is a console box, 8 is a swinging part, IO is a shift knob, 12 is a shift position switch, 14 is a switch for electrical system operation, and 16 is a select switch. Indicator section, 18
20 is an opening, 20 is a fixed part, 22 is a swing shaft part, 24 is a mounting bolt, 26 is a mounting nut, 28 is a space part, 30 is a detent rond, 32 is a connecting member, 34 is an electrically insulating part, 36 38 is a part of the cover, 40 is a plate-like terminal member, 42 is a lead wire, 44 is a connector, 46 is a positioning member, and 48 is a spring. Patent Applicant: Suzuki Motor Co., Ltd.
Attorney Yoshimi Saigo, Patent Attorney, Figure 3, Figure 4, Figure 5, Te 44 1. Indication of the case Japanese Patent Application No. 1-225483 2. Title of the invention: Shift operation lever 3 of an automatic transmission. Relationship with Patent applicant address 300 Takatsuka, Kami Village, Hamana District, Shizuoka Prefecture Name (2
0B) Suzuki Motor Co., Ltd. 4, Agent 101 03-292-4
411 (Representative address: 2-8-6, Kanda Ogawa-cho, Chiyoda-ku, Tokyo, subject of amendment (11 Drawing procedure amendment written on November 27, 1 year 1, Indication of case Patent application No. 1-225483 No. 2, Invention Name of Automatic Transmission Shift Control Lever 3, Relationship to the Case of Person Making Amendment Patent Applicant Address 300 Takatsuka, Kami Village, Hamana District, Shizuoka Prefecture Name Name
(208) Suzuki Motor Co., Ltd. Representative Suzuki
4, Agent Address: 101 03-292-4
411 (Representative) Address: Saigo Patent Building 7, 2-8 Kanda Ogawamachi, Chiyoda-ku, Tokyo Contents of amendment (1): "Metsuki" on page 8, line 3 of the specification is corrected to "coating." (2) "Second switch 14" on page 9, line 3 of the specification is corrected to "first switch 12."

Claims (1)

[Claims] 1. In a shift operation lever for an automatic transmission in which one end of a cylindrical lever shaft is swingably fixed and a shift knob having a shift position changeover switch and an electrical system operation switch is provided at the other end, the lever shaft An automatic transmission characterized in that an electrically insulating portion is provided at a desired location on the outer periphery of the body, and a conductor portion is provided outside the electrically insulating portion and extends in the axial direction of the lever shaft body and functions as wiring for the electrical system operation switch. The machine's gear shift control lever.