RO73938A - HYDRAULIC SUSPENSION STYLE - Google Patents

HYDRAULIC SUSPENSION STYLE

Info

Publication number
RO73938A
RO73938A RO7684511A RO8451176A RO73938A RO 73938 A RO73938 A RO 73938A RO 7684511 A RO7684511 A RO 7684511A RO 8451176 A RO8451176 A RO 8451176A RO 73938 A RO73938 A RO 73938A
Authority
RO
Romania
Prior art keywords
hydraulic suspension
style
suspension style
hydraulic
suspension
Prior art date
Application number
RO7684511A
Other languages
French (fr)
Romanian (ro)
Inventor
Karoly Balasz
Joszef Korbuly
Laszlo Nemeth
Janos Viragh
Laszlo Zachar
Original Assignee
Banyaszati Kutato Intezet Mecseki Szenbanyak,Szekesfehervari Konnyofemmo Tatabanyai Szenbanyak,Hu
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.)
Filing date
Publication date
Application filed by Banyaszati Kutato Intezet Mecseki Szenbanyak,Szekesfehervari Konnyofemmo Tatabanyai Szenbanyak,Hu filed Critical Banyaszati Kutato Intezet Mecseki Szenbanyak,Szekesfehervari Konnyofemmo Tatabanyai Szenbanyak,Hu
Publication of RO73938A publication Critical patent/RO73938A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/06—Foundation trenches ditches or narrow shafts
    • E02D17/08—Bordering or stiffening the sides of ditches trenches or narrow shafts for foundations
    • E02D17/086—Travelling trench shores
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G25/00—Shores or struts; Chocks
    • E04G25/04—Shores or struts; Chocks telescopic
    • E04G2025/047—Shores or struts; Chocks telescopic which telescoping action effected by a piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Paleontology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Forging (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Fluid-Damping Devices (AREA)
  • Check Valves (AREA)
  • Safety Valves (AREA)
  • Actuator (AREA)
RO7684511A 1975-01-15 1976-01-15 HYDRAULIC SUSPENSION STYLE RO73938A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU76BA3188A HU171077B (en) 1975-01-15 1975-01-15 Hydraulic prop

Publications (1)

Publication Number Publication Date
RO73938A true RO73938A (en) 1980-10-30

Family

ID=10993392

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7684511A RO73938A (en) 1975-01-15 1976-01-15 HYDRAULIC SUSPENSION STYLE

Country Status (11)

Country Link
AT (3) AT350026B (en)
BE (1) BE837562A (en)
BG (1) BG36048A3 (en)
CS (2) CS252801B2 (en)
DD (2) DD123216A5 (en)
DE (1) DE2600461C3 (en)
FR (1) FR2297994A1 (en)
HU (1) HU171077B (en)
PL (1) PL108022B1 (en)
RO (1) RO73938A (en)
YU (1) YU37216B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368604A1 (en) * 1976-10-19 1978-05-19 Perrier Henri Hydraulic mining prop placing equipment - comprises mobile machine with extensible boom and hydraulic system for supplying pressure fluid to prop
DE8808519U1 (en) * 1988-07-04 1989-11-02 Heiliger, Martha-Catharina, 5166 Kreuzau Hydraulic steel pit ram
DE4323462C2 (en) * 1993-07-14 1995-05-04 Vos Richard Grubenausbau Gmbh Removal stamp for underground use with integrated pressure relief valve
CN103644166A (en) * 2013-12-26 2014-03-19 淮北安来机电装备有限公司 Oil/air cylinder with single cylindrical surface guide in inner cylinder hole

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1834506A (en) * 1929-02-25 1931-12-01 Standard Lift Company Hydraulic elevator
GB538277A (en) * 1940-01-18 1941-07-28 William Herbert Smith Improvements relating to mine roof or like supports
US2379949A (en) * 1943-03-04 1945-07-10 Fred S Carver Hydraulic device
DE971164C (en) * 1944-02-04 1958-12-18 F W Moll Soehne Maschinenfabri Pit punch head
FR939620A (en) * 1946-03-14 1948-11-19 Hydraulic lifting device permanently mounted on a vehicle to lift it
FR1005572A (en) * 1947-08-12 1952-04-11 Iron profile for mine support
DE924022C (en) * 1952-07-04 1955-02-24 Ringfeder Gmbh Crown plate movably arranged by means of a ball joint in the pressure piece of a pit punch
DE1085121B (en) * 1955-02-26 1960-07-14 Hoesch Ag Pressurized pit stamp
US2961839A (en) * 1956-08-28 1960-11-29 Fausto A Aresti Hydraulic compression member
BE630020A (en) * 1963-03-25
FR1549102A (en) * 1966-12-31 1968-12-06
GB1356008A (en) * 1971-09-17 1974-06-12 Coal Industry Patents Ltd Mine roof supports

Also Published As

Publication number Publication date
BG36048A3 (en) 1984-08-15
DE2600461A1 (en) 1976-07-22
DE2600461B2 (en) 1978-03-30
CS809786A2 (en) 1988-02-15
DD209876A5 (en) 1984-05-23
YU8476A (en) 1983-04-27
AT350026B (en) 1979-05-10
HU171077B (en) 1977-11-28
FR2297994B1 (en) 1982-10-08
ATA16176A (en) 1978-10-15
CS259543B2 (en) 1988-10-14
DE2600461C3 (en) 1978-11-16
DD123216A5 (en) 1976-12-05
AT368601B (en) 1982-10-25
CS252801B2 (en) 1987-10-15
ATA513476A (en) 1982-02-15
BE837562A (en) 1976-05-03
ATA103278A (en) 1979-08-15
FR2297994A1 (en) 1976-08-13
CS22376A2 (en) 1987-03-12
YU37216B (en) 1984-08-31
AT355536B (en) 1980-03-10
PL108022B1 (en) 1980-03-31

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