AU590402B2 - Trencher apparatus - Google Patents
Trencher apparatusInfo
- Publication number
- AU590402B2 AU590402B2 AU70562/87A AU7056287A AU590402B2 AU 590402 B2 AU590402 B2 AU 590402B2 AU 70562/87 A AU70562/87 A AU 70562/87A AU 7056287 A AU7056287 A AU 7056287A AU 590402 B2 AU590402 B2 AU 590402B2
- Authority
- AU
- Australia
- Prior art keywords
- trencher
- trencher apparatus
- 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.)
- Ceased
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/08—Dredgers; Soil-shifting machines mechanically-driven with digging elements on an endless chain
- E02F3/10—Dredgers; Soil-shifting machines mechanically-driven with digging elements on an endless chain with tools that only loosen the material, i.e. with cutter-type chains
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2221—Control of flow rate; Load sensing arrangements
- E02F9/2239—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/225—Control of steering, e.g. for hydraulic motors driving the vehicle tracks
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2278—Hydraulic circuits
- E02F9/2292—Systems with two or more pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU70562/87A AU590402B2 (en) | 1986-03-25 | 1987-03-24 | Trencher apparatus |
AU36161/89A AU600410B2 (en) | 1986-03-25 | 1989-06-07 | Digger sensing apparatus |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPH519886 | 1986-03-25 | ||
AUPH5198 | 1986-03-25 | ||
AU70562/87A AU590402B2 (en) | 1986-03-25 | 1987-03-24 | Trencher apparatus |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU36161/89A Division AU600410B2 (en) | 1986-03-25 | 1989-06-07 | Digger sensing apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
AU7056287A AU7056287A (en) | 1987-10-01 |
AU590402B2 true AU590402B2 (en) | 1989-11-02 |
Family
ID=25636336
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU70562/87A Ceased AU590402B2 (en) | 1986-03-25 | 1987-03-24 | Trencher apparatus |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU590402B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU599795B2 (en) * | 1987-05-26 | 1990-07-26 | Cnh America Llc | Trenching apparatus |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU421612B2 (en) * | 1965-11-29 | 1972-02-22 | Casteel Industries, Inc | Trencher boom and auger mount |
AU6765687A (en) * | 1987-01-19 | 1988-07-21 | Boral Johns Perry Industries Pty Ltd | Digging or trenching machine |
-
1987
- 1987-03-24 AU AU70562/87A patent/AU590402B2/en not_active Ceased
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU421612B2 (en) * | 1965-11-29 | 1972-02-22 | Casteel Industries, Inc | Trencher boom and auger mount |
AU6765687A (en) * | 1987-01-19 | 1988-07-21 | Boral Johns Perry Industries Pty Ltd | Digging or trenching machine |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU599795B2 (en) * | 1987-05-26 | 1990-07-26 | Cnh America Llc | Trenching apparatus |
Also Published As
Publication number | Publication date |
---|---|
AU7056287A (en) | 1987-10-01 |
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