JPH0226660U - - Google Patents
Info
- Publication number
- JPH0226660U JPH0226660U JP10403688U JP10403688U JPH0226660U JP H0226660 U JPH0226660 U JP H0226660U JP 10403688 U JP10403688 U JP 10403688U JP 10403688 U JP10403688 U JP 10403688U JP H0226660 U JPH0226660 U JP H0226660U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- cylinder
- pitch
- tilt
- valve
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Operation Control Of Excavators (AREA)
Description
第１図は本考案一実施例の斜視図、第２図は第
１図方向からの矢視図、第３図は油圧回路図、
第４図乃至第１２図はピツチ作用とアングルシリ
ンダの作動との関係を示す説明図、第１３図はコ
ントロールレバーの説明図である。
１５，１５′はアングルシリンダ、２１はピツ
チシリンダ、４１，４４はポートリリーフ弁、４
２，４５は吸込弁、５４，５５は電磁開閉弁。
FIG. 1 is a perspective view of an embodiment of the present invention, FIG. 2 is a view taken from the direction of FIG. 1, and FIG. 3 is a hydraulic circuit diagram.
4 to 12 are explanatory diagrams showing the relationship between the pitch action and the operation of the angle cylinder, and FIG. 13 is an explanatory diagram of the control lever. 15, 15' are angle cylinders, 21 is a pitch cylinder, 41, 44 are port relief valves, 4
2 and 45 are suction valves, and 54 and 55 are electromagnetic on-off valves.
Claims (1)
側を連通するシリーズ回路にそれぞれポートリリ
ーフ弁と吸込弁とを設けたアングルシリンダ回路
と、チルト（ピツチ）切換弁にチルトシリンダを
接続するチルトシリンダ回路とチルト（ピツチ）
切換弁にピツチシリンダを接続するピツチシリン
ダ回路とを並列させチルトシリンダ回路及びピツ
チシリンダ回路にそれぞれ電磁開閉弁を設けた回
路構成とを備えたことを特徴とするブルドーザの
排土装置。 An angle cylinder circuit has a port relief valve and a suction valve installed in the series circuit that communicates the head side and bottom side of the left and right angle cylinders, and a tilt cylinder circuit that connects the tilt cylinder to a tilt (pitch) switching valve. Pituchi)
An earth removal device for a bulldozer, comprising a circuit configuration in which a pitch cylinder circuit connecting a pitch cylinder to a switching valve is arranged in parallel, and an electromagnetic on-off valve is provided for each of the tilt cylinder circuit and the pitch cylinder circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10403688U JPH0735880Y2 (en) | 1988-08-08 | 1988-08-08 | Bulldozer excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10403688U JPH0735880Y2 (en) | 1988-08-08 | 1988-08-08 | Bulldozer excavator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0226660U true JPH0226660U (en) | 1990-02-21 |
| JPH0735880Y2 JPH0735880Y2 (en) | 1995-08-16 |
Family
ID=31335399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10403688U Expired - Lifetime JPH0735880Y2 (en) | 1988-08-08 | 1988-08-08 | Bulldozer excavator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0735880Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0535252U (en) * | 1991-10-14 | 1993-05-14 | 株式会社日本製鋼所 | Film ear correction device |
| JP2005273151A (en) * | 2004-03-23 | 2005-10-06 | Kayaba Engineering & Service Kk | Transfer structure of transferred object |
| JP2009052285A (en) * | 2007-08-27 | 2009-03-12 | Kubota Corp | Swivel work machine |
| JP2009052284A (en) * | 2007-08-27 | 2009-03-12 | Kubota Corp | Swivel work machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6151103B2 (en) | 2013-06-24 | 2017-06-21 | 株式会社石▲崎▼本店 | Board mounting structure for electrical equipment |
-
1988
- 1988-08-08 JP JP10403688U patent/JPH0735880Y2/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0535252U (en) * | 1991-10-14 | 1993-05-14 | 株式会社日本製鋼所 | Film ear correction device |
| JP2005273151A (en) * | 2004-03-23 | 2005-10-06 | Kayaba Engineering & Service Kk | Transfer structure of transferred object |
| JP2009052285A (en) * | 2007-08-27 | 2009-03-12 | Kubota Corp | Swivel work machine |
| JP2009052284A (en) * | 2007-08-27 | 2009-03-12 | Kubota Corp | Swivel work machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0735880Y2 (en) | 1995-08-16 |
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