ATA16176A - HYDRAULIC PIT STAMP - Google Patents

HYDRAULIC PIT STAMP

Info

Publication number
ATA16176A
ATA16176A AT16176A AT16176A ATA16176A AT A16176 A ATA16176 A AT A16176A AT 16176 A AT16176 A AT 16176A AT 16176 A AT16176 A AT 16176A AT A16176 A ATA16176 A AT A16176A
Authority
AT
Austria
Prior art keywords
hydraulic pit
pit stamp
stamp
hydraulic
pit
Prior art date
Application number
AT16176A
Other languages
German (de)
Other versions
AT350026B (en
Inventor
Karoly Dipl Ing Balazs
Jozsef Dipl Ing Korbuly
Laszlo Dipl Ing Nemeth
Janos Dipl Ing Viragh
Laszlo Dipl Ing Zachar
Original Assignee
Banyaszati Kutato Intezet
Mecseki Szenbanyak
Szekesfehervari Koennyuefemmue
Tatabanyai Szenbanyak
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 Koennyuefemmue, Tatabanyai Szenbanyak filed Critical Banyaszati Kutato Intezet
Publication of ATA16176A publication Critical patent/ATA16176A/en
Application granted granted Critical
Publication of AT350026B publication Critical patent/AT350026B/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)
  • General Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Forging (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Fluid-Damping Devices (AREA)
  • Check Valves (AREA)
  • Safety Valves (AREA)
AT16176A 1975-01-15 1976-01-13 HYDRAULIC PIT STAMP AT350026B (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
ATA16176A true ATA16176A (en) 1978-10-15
AT350026B AT350026B (en) 1979-05-10

Family

ID=10993392

Family Applications (3)

Application Number Title Priority Date Filing Date
AT16176A AT350026B (en) 1975-01-15 1976-01-13 HYDRAULIC PIT STAMP
AT0513476A AT368601B (en) 1975-01-15 1976-07-13 HYDRAULIC PIT STAMP
AT103278A AT355536B (en) 1975-01-15 1978-02-14 HYDRAULIC PIT STAMP

Family Applications After (2)

Application Number Title Priority Date Filing Date
AT0513476A AT368601B (en) 1975-01-15 1976-07-13 HYDRAULIC PIT STAMP
AT103278A AT355536B (en) 1975-01-15 1978-02-14 HYDRAULIC PIT STAMP

Country Status (11)

Country Link
AT (3) AT350026B (en)
BE (1) BE837562A (en)
BG (1) BG36048A3 (en)
CS (2) CS252801B2 (en)
DD (2) DD209876A5 (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
AT350026B (en) 1979-05-10
PL108022B1 (en) 1980-03-31
ATA103278A (en) 1979-08-15
BG36048A3 (en) 1984-08-15
FR2297994A1 (en) 1976-08-13
YU37216B (en) 1984-08-31
BE837562A (en) 1976-05-03
ATA513476A (en) 1982-02-15
CS252801B2 (en) 1987-10-15
AT355536B (en) 1980-03-10
CS259543B2 (en) 1988-10-14
DE2600461A1 (en) 1976-07-22
FR2297994B1 (en) 1982-10-08
HU171077B (en) 1977-11-28
CS809786A2 (en) 1988-02-15
AT368601B (en) 1982-10-25
DE2600461B2 (en) 1978-03-30
DD123216A5 (en) 1976-12-05
YU8476A (en) 1983-04-27
DE2600461C3 (en) 1978-11-16
DD209876A5 (en) 1984-05-23
RO73938A (en) 1980-10-30
CS22376A2 (en) 1987-03-12

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Legal Events

Date Code Title Description
EEFA Change of the company name
REN Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee