JPS4812562B1 - - Google Patents
Info
- Publication number
- JPS4812562B1 JPS4812562B1 JP41069017A JP6901766A JPS4812562B1 JP S4812562 B1 JPS4812562 B1 JP S4812562B1 JP 41069017 A JP41069017 A JP 41069017A JP 6901766 A JP6901766 A JP 6901766A JP S4812562 B1 JPS4812562 B1 JP S4812562B1
- Authority
- JP
- Japan
- 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
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
- E02F3/46—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor
- E02F3/48—Drag-lines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Control Of Multiple Motors (AREA)
- Control And Safety Of Cranes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US49934865A | 1965-10-21 | 1965-10-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4812562B1 true JPS4812562B1 (US07968547-20110628-C00004.png) | 1973-04-21 |
Family
ID=23984924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP41069017A Pending JPS4812562B1 (US07968547-20110628-C00004.png) | 1965-10-21 | 1966-10-21 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3460278A (US07968547-20110628-C00004.png) |
| JP (1) | JPS4812562B1 (US07968547-20110628-C00004.png) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2185729B1 (US07968547-20110628-C00004.png) * | 1972-05-23 | 1974-12-27 | Vidal Lucien | |
| US4035621A (en) * | 1973-12-03 | 1977-07-12 | General Electric Company | Excavator data logging system |
| US3934126A (en) * | 1973-12-28 | 1976-01-20 | Oleg Alexandrovich Zalesov | Control device for a dragline excavator |
| US4542600A (en) * | 1984-11-06 | 1985-09-24 | Mobil Oil Corporation | Method for controlling the depth of dragline excavating operations |
| US4684854A (en) * | 1986-06-16 | 1987-08-04 | Dresser Industries, Inc. | Method and apparatus for adding additional D.C. motors and control thereof |
| US4743814A (en) * | 1987-02-06 | 1988-05-10 | Sankey Edwin W | Static power conversion for adding DC motors |
| US6025686A (en) * | 1997-07-23 | 2000-02-15 | Harnischfeger Corporation | Method and system for controlling movement of a digging dipper |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2633649A (en) * | 1947-02-28 | 1953-04-07 | Page Engineering Company | Dragline bucket and boom control |
| US2978820A (en) * | 1957-11-13 | 1961-04-11 | American Hoist & Derrick Co | Drag line crane |
| US3144146A (en) * | 1960-11-17 | 1964-08-11 | Westinghouse Electric Corp | Mimic positioning controller |
| US3084805A (en) * | 1961-08-24 | 1963-04-09 | Robert B Mckinnon | Control device for cranes |
-
1965
- 1965-10-21 US US499348A patent/US3460278A/en not_active Expired - Lifetime
-
1966
- 1966-10-21 JP JP41069017A patent/JPS4812562B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3460278A (en) | 1969-08-12 |
