FR1578685A - - Google Patents

Info

Publication number: FR1578685A
Authority: FR; France
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

Application number

Other languages

Priority date (The priority date 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 date listed.)

1967-09-08

Filing date

1968-09-04

Publication date

1969-08-14

1968-09-04 Application filed filed Critical

1969-08-14 Application granted granted Critical

1969-08-14 Publication of FR1578685A publication Critical patent/FR1578685A/fr

Status Expired legal-status Critical Current

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)

FR1578685D 1967-09-08 1968-09-04 Expired FR1578685A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US66629267A	1967-09-08	1967-09-08

Publications (1)

Publication Number	Publication Date
FR1578685A true FR1578685A (en)	1969-08-14

Family

ID=24673618

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1578685D Expired FR1578685A (en)	1967-09-08	1968-09-04

Country Status (5)

Country	Link
US (1)	US3429471A (en)
BE (1)	BE720395A (en)
DE (1)	DE1781196A1 (en)
FR (1)	FR1578685A (en)
GB (1)	GB1212622A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3522897A (en) *	1968-05-28	1970-08-04	Caterpillar Tractor Co	Kickout control for bucket loaders
US3524562A (en) *	1968-09-19	1970-08-18	Caterpillar Tractor Co	Hydraulic controls for bucket loaders
US3738522A (en) *	1970-07-30	1973-06-12	Fiat Spa	Automatic scoop positioning device for mechanical shovel
US3695474A (en) *	1970-08-05	1972-10-03	Case Co J I	Hydraulic control linkage for implement
FR2220630B1 (en) *	1973-03-09	1975-08-22	Poclain Sa
US3887098A (en) *	1973-09-28	1975-06-03	Eaton Corp	Material handling apparatus
US3976211A (en) *	1974-11-07	1976-08-24	Marion Power Shovel Company, Inc.	Motion limit system for power shovels
US4020963A (en) *	1976-06-18	1977-05-03	Caterpillar Tractor Co.	Linkage means for bucket positioner system
JP2810060B2 (en) *	1988-08-31	1998-10-15	キャタピラーインコーポレーテッド	Work machine position control device for construction machinery
GB2362148B (en) *	2000-05-10	2004-03-24	Bamford Excavators Ltd	A machine having a working arm
US7344351B2 (en) *	2003-09-12	2008-03-18	Deere & Company	Electronic boom height sensor
CN111810153B (en) *	2020-07-20	2022-07-15	淄博大力矿山机械有限公司	Novel rock loading machine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3122247A (en) *	1960-12-27	1964-02-25	Caterpillar Tractor Co	Automatic positioning device for material handling bucket
US3211310A (en) *	1962-07-09	1965-10-12	Caterpillar Tractor Co	Trip mechanism for automatically positioning vehicle loaders

1967
- 1967-09-08 US US666292A patent/US3429471A/en not_active Expired - Lifetime
1968
- 1968-08-01 GB GB36728/68A patent/GB1212622A/en not_active Expired
- 1968-09-04 BE BE720395D patent/BE720395A/xx unknown
- 1968-09-04 FR FR1578685D patent/FR1578685A/fr not_active Expired
- 1968-09-06 DE DE19681781196 patent/DE1781196A1/en active Pending

Also Published As

Publication number	Publication date
BE720395A (en)	1969-02-17
GB1212622A (en)	1970-11-18
US3429471A (en)	1969-02-25
DE1781196A1 (en)	1970-10-08

Publication	Publication Date	Title
AT298283B (en)	1972-03-15
FR1578685A (en)	1969-08-14
AU416737B2 (en)	1971-09-03
AU342066A (en)	1968-09-19
AU2277767A (en)	1968-12-12
AU1273466A (en)	1969-04-24
AU2116667A (en)	1969-04-03
AU2256867A (en)	1968-12-05
AU3189468A (en)	1969-07-10
AU3151267A (en)	1968-01-08
AU2977667A (en)	1969-05-22
AU2528767A (en)	1970-01-08
AU2454867A (en)	1969-01-16
BE704513A (en)	1968-02-01
BE709537A (en)	1968-05-30
AU1763766A (en)	1968-08-15
AU1868267A (en)	1968-09-12
AU1614766A (en)	1968-07-11
BE709957A (en)	1968-05-30
BE709966A (en)	1968-07-26
BE692374A (en)	1967-06-16
BE708330A (en)	1968-05-02
BE707187A (en)	1968-04-01
BE705443A (en)	1968-03-01
BE709011A (en)	1968-07-05

Legal Events

Date	Code	Title	Description
1979-11-23	ST	Notification of lapse