JPS61196823U - - Google Patents
Info
- Publication number
- JPS61196823U JPS61196823U JP8119485U JP8119485U JPS61196823U JP S61196823 U JPS61196823 U JP S61196823U JP 8119485 U JP8119485 U JP 8119485U JP 8119485 U JP8119485 U JP 8119485U JP S61196823 U JPS61196823 U JP S61196823U
- Authority
- JP
- Japan
- Prior art keywords
- transmission
- hydraulic
- differential
- circuit
- discharge circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000009347 mechanical transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
- Arrangement Of Transmissions (AREA)
- Arrangement And Driving Of Transmission Devices (AREA)
Description
第１図は一実施例の伝動機構と要部の具体構造
及び油圧回路を示す機構図兼断面図兼油圧回路図
、第２図は同実施例の一部展開縦断面図、第３図
は同実施例の外観を示す斜視図、第４図及び第５
図はそれぞれ、同実施例の一部及び他部を示す縦
断面図、第６図は同実施例の一部を変形した変形
例を示す機構図である。
１……変速装置、２……差動装置、３……油圧
クラツチ、４……デフロツク装置、５……油圧ポ
ンプ、６……吐出回路、７……アンロード弁、８
……絞り、９……切換弁、１０……回路、１２…
…入力軸、１３……出力軸、１７……中間軸、１
８，２１……伝動軸、４４……変速レバー、５０
……ピストン、５３……ピストン、５７……ポペ
ツト、５９……カム、６８……弁体、６８ａ……
テーパー部、６９……デフロツクペダル、６９ｂ
……カム。
Fig. 1 is a mechanical diagram/cross-sectional view/hydraulic circuit diagram showing the specific structure and hydraulic circuit of the transmission mechanism and main parts of one embodiment, Fig. 2 is a partially expanded vertical sectional view of the same embodiment, and Fig. 3 is a A perspective view showing the appearance of the same embodiment, FIGS. 4 and 5
The figures are longitudinal cross-sectional views showing a part and other parts of the same embodiment, respectively, and FIG. 6 is a mechanical diagram showing a modified example in which a part of the same embodiment is modified. DESCRIPTION OF SYMBOLS 1...Transmission device, 2...Differential gear, 3...Hydraulic clutch, 4...Difflock device, 5...Hydraulic pump, 6...Discharge circuit, 7...Unload valve, 8
... Throttle, 9... Switching valve, 10... Circuit, 12...
...Input shaft, 13...Output shaft, 17...Intermediate shaft, 1
8, 21...Transmission shaft, 44...Speed lever, 50
... Piston, 53 ... Piston, 57 ... Poppet, 59 ... Cam, 68 ... Valve body, 68a ...
Taper part, 69...Diff lock pedal, 69b
……cam.
Claims (1)
自走式作業車のトランスミツシヨンにおいて、前
記変速装置１の原動側に油圧クラツチ３を設ける
と共に、前記差動装置２に油圧作動型のデフロツ
ク装置４を附設し、これらの油圧クラツチ３とデ
フロツク装置４とに対し油圧を供給する単一の油
圧ポンプ５を設けて、この油圧ポンプ５の吐出回
路６の油圧を選択的にアンロードするアンロード
弁７を設けると共に、上記吐出回路６を前記デフ
ロツク装置４に対し、絞り８と切換弁９とを挿入
した回路１０により接続したことを特徴とするト
ランスミツシヨン。 In a transmission for a self-propelled work vehicle that is equipped with a mechanical transmission 1 and a differential 2, a hydraulic clutch 3 is provided on the drive side of the transmission 1, and the differential 2 is of a hydraulically operated type. A single hydraulic pump 5 is provided to supply hydraulic pressure to the hydraulic clutch 3 and the differential lock device 4, and the hydraulic pressure of the discharge circuit 6 of the hydraulic pump 5 is selectively unloaded. The transmission is characterized in that the discharge circuit 6 is connected to the defroc device 4 by a circuit 10 in which a throttle 8 and a switching valve 9 are inserted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985081194U JPS6333685Y2 (en) | 1985-05-30 | 1985-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985081194U JPS6333685Y2 (en) | 1985-05-30 | 1985-05-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61196823U true JPS61196823U (en) | 1986-12-08 |
| JPS6333685Y2 JPS6333685Y2 (en) | 1988-09-07 |
Family
ID=30627750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985081194U Expired JPS6333685Y2 (en) | 1985-05-30 | 1985-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6333685Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56114931U (en) * | 1980-02-04 | 1981-09-03 |
-
1985
- 1985-05-30 JP JP1985081194U patent/JPS6333685Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56114931U (en) * | 1980-02-04 | 1981-09-03 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6333685Y2 (en) | 1988-09-07 |
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