CA1027521A - Power shovel and crowd system therefor - Google Patents
Power shovel and crowd system thereforInfo
- Publication number
- CA1027521A CA1027521A CA210,831A CA210831A CA1027521A CA 1027521 A CA1027521 A CA 1027521A CA 210831 A CA210831 A CA 210831A CA 1027521 A CA1027521 A CA 1027521A
- Authority
- CA
- Canada
- Prior art keywords
- system therefor
- power shovel
- crowd system
- crowd
- shovel
- 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
- E02F3/427—Drives for dippers, buckets, dipper-arms or bucket-arms with mechanical drives
-
- 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
- E02F3/28—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
- E02F3/308—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 outwardly
-
- 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
-
- 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
- E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels
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)
- Toys (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA294,858A CA1101803A (en) | 1974-06-06 | 1978-01-12 | Power shovel and crowd system therefor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US47702274A | 1974-06-06 | 1974-06-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1027521A true CA1027521A (en) | 1978-03-07 |
Family
ID=23894184
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA210,831A Expired CA1027521A (en) | 1974-06-06 | 1974-10-07 | Power shovel and crowd system therefor |
Country Status (14)
Country | Link |
---|---|
JP (1) | JPS584132B2 (en) |
BR (1) | BR7503564A (en) |
CA (1) | CA1027521A (en) |
DE (1) | DE2525361A1 (en) |
FR (1) | FR2273910A1 (en) |
GB (1) | GB1474719A (en) |
IN (1) | IN145150B (en) |
NO (3) | NO751982L (en) |
PH (1) | PH13413A (en) |
SE (2) | SE7506438L (en) |
TR (1) | TR18852A (en) |
YU (1) | YU146375A (en) |
ZA (1) | ZA746586B (en) |
ZM (1) | ZM7375A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5349178U (en) * | 1976-09-29 | 1978-04-25 | ||
JPS5438306U (en) * | 1977-08-23 | 1979-03-13 | ||
FR2483486A1 (en) * | 1980-05-28 | 1981-12-04 | Poclain Sa | Earth moving vehicle arm - has double pivoted jib with four rams some double acting controlled via distributor |
DE10331533B4 (en) * | 2003-07-11 | 2005-11-03 | Brueninghaus Hydromatik Gmbh | Control and positioning system for a lifting and tilting device of a working tool in a mobile working machine |
EP3420237A1 (en) * | 2016-02-23 | 2019-01-02 | Quoceant Ltd | Hydraulic fluid power transmission |
CN114620625A (en) * | 2022-03-18 | 2022-06-14 | 山河智能装备股份有限公司 | Power recovery system and power recovery method for hoisting mechanism of engineering machinery |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5831858B2 (en) * | 1977-09-10 | 1983-07-08 | 日本電信電話株式会社 | How to measure the bending angle of optical fiber connectors |
-
1974
- 1974-10-07 CA CA210,831A patent/CA1027521A/en not_active Expired
- 1974-10-16 ZA ZA00746586A patent/ZA746586B/en unknown
- 1974-11-04 IN IN2418/CAL/1974A patent/IN145150B/en unknown
- 1974-12-24 GB GB5567974A patent/GB1474719A/en not_active Expired
-
1975
- 1975-01-08 FR FR7500475A patent/FR2273910A1/en not_active Withdrawn
- 1975-01-22 JP JP50010131A patent/JPS584132B2/en not_active Expired
- 1975-06-04 TR TR18852A patent/TR18852A/en unknown
- 1975-06-04 PH PH17226A patent/PH13413A/en unknown
- 1975-06-05 NO NO751982A patent/NO751982L/no unknown
- 1975-06-05 YU YU01463/75A patent/YU146375A/en unknown
- 1975-06-05 SE SE7506438A patent/SE7506438L/en unknown
- 1975-06-06 BR BR4573/75D patent/BR7503564A/en unknown
- 1975-06-06 DE DE19752525361 patent/DE2525361A1/en not_active Ceased
- 1975-06-12 ZM ZM73/75A patent/ZM7375A1/en unknown
-
1979
- 1979-02-12 NO NO790451A patent/NO790451L/en unknown
- 1979-02-12 NO NO790450A patent/NO790450L/en unknown
- 1979-02-26 SE SE7901703A patent/SE7901703L/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
ZA746586B (en) | 1975-11-26 |
GB1474719A (en) | 1977-05-25 |
BR7503564A (en) | 1976-05-25 |
NO790450L (en) | 1975-12-09 |
SE7901703L (en) | 1979-02-26 |
YU146375A (en) | 1982-02-28 |
FR2273910A1 (en) | 1976-01-02 |
NO751982L (en) | 1975-12-09 |
SE7506438L (en) | 1975-12-08 |
NO790451L (en) | 1975-12-09 |
JPS51102A (en) | 1976-01-05 |
AU7432974A (en) | 1976-04-29 |
PH13413A (en) | 1980-03-28 |
DE2525361A1 (en) | 1975-12-18 |
ZM7375A1 (en) | 1976-12-21 |
TR18852A (en) | 1978-01-01 |
IN145150B (en) | 1978-09-02 |
JPS584132B2 (en) | 1983-01-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA1031805A (en) | Excavator | |
CA1017941A (en) | Earthworking blade arrangement | |
AU472101B2 (en) | Excavator basket-stick connection | |
CA1018485A (en) | Hydraulically operated shovels | |
CA1014896A (en) | Excavators | |
CA1015779A (en) | Dredging implementations | |
CA1028159A (en) | Power tilt dozer and reel carrier | |
CA1027521A (en) | Power shovel and crowd system therefor | |
AU493553B2 (en) | Excavating device | |
CA1024945A (en) | Power shovel | |
AU501350B2 (en) | Motion limit system for power shovels | |
CA1008407A (en) | Excavation shovel and the like apparatus | |
AU495993B2 (en) | Power shovel and crowd system therefor | |
CA992949A (en) | Seine-hauling power block | |
AU499175B2 (en) | Earth-working tool | |
CA1010321A (en) | Power cylinder construction | |
CA1016124A (en) | Scoop and sheath means therefor | |
CA999027A (en) | Excavation basket-stick connection | |
AU491381B2 (en) | Improvements in excavators | |
AU470709B2 (en) | Anodizinc means and techniques | |
AU489449B2 (en) | Tractor-mounted grader-leveller | |
CA1029637A (en) | Tractor-mounted grader-leveler | |
AU515057B2 (en) | Phenylalkylaminoalkyl-phenyl and thienyl-ketones | |
AU483590B2 (en) | Power tilt dozer and reel carrier | |
AU493463B2 (en) | Dredging installation |