FR2406702B1 - - Google Patents
Info
- Publication number
- FR2406702B1 FR2406702B1 FR7733087A FR7733087A FR2406702B1 FR 2406702 B1 FR2406702 B1 FR 2406702B1 FR 7733087 A FR7733087 A FR 7733087A FR 7733087 A FR7733087 A FR 7733087A FR 2406702 B1 FR2406702 B1 FR 2406702B1
- 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
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
- E02F3/30—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom
- E02F3/32—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom working downwardly and towards the machine, e.g. with backhoes
-
- 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
- E02F3/30—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom
-
- 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
- E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
- E02F3/966—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements of hammer-type tools
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/106—Making by using boring or cutting machines with percussive tools, e.g. pick-hammers
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Working Measures On Existing Buildindgs (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7733087A FR2406702A1 (fr) | 1977-10-24 | 1977-10-24 | Fleche support de brise-roche hydraulique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7733087A FR2406702A1 (fr) | 1977-10-24 | 1977-10-24 | Fleche support de brise-roche hydraulique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2406702A1 FR2406702A1 (fr) | 1979-05-18 |
FR2406702B1 true FR2406702B1 (fr) | 1980-06-13 |
Family
ID=9197201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7733087A Granted FR2406702A1 (fr) | 1977-10-24 | 1977-10-24 | Fleche support de brise-roche hydraulique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2406702A1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4349230A (en) * | 1979-08-10 | 1982-09-14 | Zokor Corporation | Tunnel boring machine |
DE2937095C2 (de) * | 1979-09-13 | 1982-03-04 | Liebherr-Hydraulikbagger Gmbh, 7951 Kirchdorf | An Hydraulikbagger anbaubares Brechwerkzeug |
DE3608024A1 (de) * | 1985-03-15 | 1986-09-18 | Kembla Coal & Coke Pty. Ltd., Wollongong, Neusüdwales/New South Wales | Abtragmaschine |
CN107060764A (zh) * | 2017-03-28 | 2017-08-18 | 广东力源液压机械有限公司 | 一种改进结构的锤击式破碎机及破碎方法 |
-
1977
- 1977-10-24 FR FR7733087A patent/FR2406702A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2406702A1 (fr) | 1979-05-18 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |