ES372842A1 - Una pala cargadora. - Google Patents
Una pala cargadora.Info
- Publication number
- ES372842A1 ES372842A1 ES372842A ES372842A ES372842A1 ES 372842 A1 ES372842 A1 ES 372842A1 ES 372842 A ES372842 A ES 372842A ES 372842 A ES372842 A ES 372842A ES 372842 A1 ES372842 A1 ES 372842A1
- Authority
- ES
- Spain
- Prior art keywords
- valve
- bucket
- jack
- detent means
- pivoted lever
- 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.)
- Expired
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
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
- E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
- E02F3/431—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like
- E02F3/432—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like for keeping the bucket in a predetermined position or attitude
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Operation Control Of Excavators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US77067068A | 1968-10-25 | 1968-10-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES372842A1 true ES372842A1 (es) | 1972-03-01 |
Family
ID=25089316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES372842A Expired ES372842A1 (es) | 1968-10-25 | 1969-10-24 | Una pala cargadora. |
Country Status (8)
Country | Link |
---|---|
US (1) | US3519155A (de) |
BE (1) | BE740798A (de) |
CH (1) | CH505259A (de) |
DE (1) | DE1953734A1 (de) |
ES (1) | ES372842A1 (de) |
FR (1) | FR2021610A1 (de) |
GB (1) | GB1238130A (de) |
SE (1) | SE350558B (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3738522A (en) * | 1970-07-30 | 1973-06-12 | Fiat Spa | Automatic scoop positioning device for mechanical shovel |
US3749269A (en) * | 1971-07-23 | 1973-07-31 | Clark Equipment Co | Control system for a vehicle engine |
US3836032A (en) * | 1973-01-24 | 1974-09-17 | Caterpillar Tractor Co | Bucket positioner for loaders |
US3841698A (en) * | 1973-02-26 | 1974-10-15 | Crown Controls Corp | Vehicle with retractable guard |
US3887098A (en) * | 1973-09-28 | 1975-06-03 | Eaton Corp | Material handling apparatus |
US4011959A (en) * | 1976-02-13 | 1977-03-15 | Caterpillar Tractor Co. | Bucket-positioner circuit with "no detent" operation |
US4074690A (en) * | 1976-04-08 | 1978-02-21 | Caterpillar Tractor Co. | Pre-adjusted control module for construction vehicles |
US4141258A (en) * | 1977-03-31 | 1979-02-27 | Caterpillar Tractor Co. | Control module with override mechanism |
US5919026A (en) * | 1997-06-02 | 1999-07-06 | Kann Manufacturing Corporation | Carry can discharge floor |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3432057A (en) * | 1967-02-28 | 1969-03-11 | Case Co J I | Automatic bucket positioner |
-
1968
- 1968-10-25 US US770670A patent/US3519155A/en not_active Expired - Lifetime
-
1969
- 1969-10-17 SE SE14309/69A patent/SE350558B/xx unknown
- 1969-10-24 BE BE740798D patent/BE740798A/xx not_active IP Right Cessation
- 1969-10-24 DE DE19691953734 patent/DE1953734A1/de active Pending
- 1969-10-24 CH CH1591969A patent/CH505259A/de not_active IP Right Cessation
- 1969-10-24 GB GB1238130D patent/GB1238130A/en not_active Expired
- 1969-10-24 ES ES372842A patent/ES372842A1/es not_active Expired
- 1969-10-24 FR FR6936638A patent/FR2021610A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
SE350558B (de) | 1972-10-30 |
GB1238130A (de) | 1971-07-07 |
CH505259A (de) | 1971-03-31 |
BE740798A (fr) | 1970-04-24 |
DE1953734A1 (de) | 1970-04-30 |
US3519155A (en) | 1970-07-07 |
FR2021610A1 (de) | 1970-07-24 |
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