JPS63188366U - - Google Patents
Info
- Publication number
- JPS63188366U JPS63188366U JP8151987U JP8151987U JPS63188366U JP S63188366 U JPS63188366 U JP S63188366U JP 8151987 U JP8151987 U JP 8151987U JP 8151987 U JP8151987 U JP 8151987U JP S63188366 U JPS63188366 U JP S63188366U
- Authority
- JP
- Japan
- Prior art keywords
- hst
- transmission
- brake
- utility
- model registration
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000007935 neutral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Fluid Gearings (AREA)
Description
第１図は本考案のＨＳＴ式変速装置とオートコ
ントロール装置の構成を示す油圧回路図、第２図
は同じクラツチ電気回路図、第３図はブレーキ装
置８の側面断面図である。
１……油圧ポンプ、２……油圧モーター、３…
…チヤージポンプ、４……可変絞り弁、５……イ
ンチングペダル、６……前後進切換・変速用サー
ボ弁、７……ポンプ吐出量変更シリンダー、８…
…ブレーキ装置、９……サーボ弁切換シリンダー
、１４……ブレーキペダル、２０……前後進選択
レバー、ＳＷ１……インチングペダルスイツチ、
ＳＷ２……走行ブレーキスイツチ、ＳＷ３……方
向制御スイツチ。
FIG. 1 is a hydraulic circuit diagram showing the structure of the HST type transmission and automatic control device of the present invention, FIG. 2 is an electric circuit diagram of the same clutch, and FIG. 3 is a side sectional view of the brake device 8. 1...Hydraulic pump, 2...Hydraulic motor, 3...
...Charge pump, 4...Variable throttle valve, 5...Inching pedal, 6...Servo valve for forward/forward switching/speed change, 7...Pump discharge amount changing cylinder, 8...
... Brake device, 9 ... Servo valve switching cylinder, 14 ... Brake pedal, 20 ... Forward/forward selection lever, SW1 ... Inching pedal switch,
SW2...Traveling brake switch, SW3...Direction control switch.
Claims (1)
輪に至る動力伝達経路中の１本の回転軸に、付勢
バネ８ｃによる制動と、ＨＳＴ変速装置のチヤー
ジポンプ３の油圧により制動解除を行うブレーキ
装置８を設け、該チヤージポンプ３の圧油をブレ
ーキ装置８へ供給・遮断するブレーキ制御弁ＶＢ
のソレノイドｓｏｌ．３を、ＨＳＴ式変速装置の
駆動操作手段の中立操作に連動して操作すべく構
成したことを特徴とするＨＳＴ式走行装置。 (2) 実用新案登録請求の範囲第１項記載のＨＳ
Ｔ式変速装置の駆動操作手段が、前後進選択レバ
ー２０であることを特徴とするＨＳＴ式走行装置
。 (3) 実用新案登録請求の範囲第１項記載のＨＳ
Ｔ式変速装置の駆動操作手段が、インチングペダ
ル５であることを特徴とするＨＳＴ式走行装置。[Scope of Claim for Utility Model Registration] (1) One rotary shaft in the power transmission path from the hydraulic motor 2 of the HST transmission to the wheels is provided with braking by a biasing spring 8c and a charge pump 3 of the HST transmission. A brake control valve VB is provided with a brake device 8 that releases the brake using hydraulic pressure, and supplies and cuts off pressure oil from the charge pump 3 to the brake device 8.
Solenoid sol. 3 is configured to be operated in conjunction with a neutral operation of a drive operating means of an HST type transmission. (2) HS stated in paragraph 1 of the claims for utility model registration
An HST type traveling device characterized in that the drive operation means of the T type transmission is a forward/reverse selection lever 20. (3) HS stated in paragraph 1 of the claims for utility model registration
An HST type traveling device characterized in that the drive operation means of the T type transmission is an inching pedal 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8151987U JPS63188366U (en) | 1987-05-27 | 1987-05-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8151987U JPS63188366U (en) | 1987-05-27 | 1987-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63188366U true JPS63188366U (en) | 1988-12-02 |
Family
ID=30933331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8151987U Pending JPS63188366U (en) | 1987-05-27 | 1987-05-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63188366U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100742253B1 (en) * | 2000-06-05 | 2007-07-24 | 가부시키가이샤 고마쓰 세이사쿠쇼 | Capacity control equipment for hydraulic pump and brake control equipment for hydraulic motor |
-
1987
- 1987-05-27 JP JP8151987U patent/JPS63188366U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100742253B1 (en) * | 2000-06-05 | 2007-07-24 | 가부시키가이샤 고마쓰 세이사쿠쇼 | Capacity control equipment for hydraulic pump and brake control equipment for hydraulic motor |
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