BE615366A - Piston seal for hydraulic mine props - Google Patents

Piston seal for hydraulic mine props

Info

Publication number
BE615366A
BE615366A BE615366A BE615366A BE615366A BE 615366 A BE615366 A BE 615366A BE 615366 A BE615366 A BE 615366A BE 615366 A BE615366 A BE 615366A BE 615366 A BE615366 A BE 615366A
Authority
BE
Belgium
Prior art keywords
piston seal
mine props
hydraulic mine
hydraulic
props
Prior art date
Application number
BE615366A
Other languages
French (fr)
Original Assignee
Bwg Bergwerk Walzwerk
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 Bwg Bergwerk Walzwerk filed Critical Bwg Bergwerk Walzwerk
Publication of BE615366A publication Critical patent/BE615366A/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/28—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction of non-metals
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/166—Sealings between relatively-moving surfaces with means to prevent the extrusion of the packing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Sealing Devices (AREA)
  • Closures For Containers (AREA)
BE615366A 1961-03-21 1962-03-21 Piston seal for hydraulic mine props BE615366A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB0061780 1961-03-21

Publications (1)

Publication Number Publication Date
BE615366A true BE615366A (en) 1962-07-16

Family

ID=6973326

Family Applications (1)

Application Number Title Priority Date Filing Date
BE615366A BE615366A (en) 1961-03-21 1962-03-21 Piston seal for hydraulic mine props

Country Status (4)

Country Link
BE (1) BE615366A (en)
FR (1) FR1317769A (en)
GB (1) GB933136A (en)
NL (1) NL276126A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4109921A (en) * 1976-05-27 1978-08-29 Taunus-Armaturen Gmbh Seal for pistons and piston rods of cylinder-type actuators
DE2757520A1 (en) * 1977-12-23 1979-07-05 Teves Gmbh Alfred POETRY
US5118119A (en) * 1991-07-29 1992-06-02 Allied-Signal Inc. High temperature and high pressure seal retainer ring
CN103738329B (en) * 2013-12-24 2016-03-02 日照市北业制动泵有限公司 Brake master cylinder of car hydraulic brake

Also Published As

Publication number Publication date
GB933136A (en) 1963-08-08
NL276126A (en)
FR1317769A (en) 1963-05-08

Similar Documents

Publication Publication Date Title
FR1320884A (en) Improvements to seals for hydraulic cylinders and the like
FR1319925A (en) Improvements made to the pistons of pressurized fluid cylinders, more specifically to the pistons of hydraulic props for mines
FR1286775A (en) Improvements made to sliding seals, especially for high pressures
BE615366A (en) Piston seal for hydraulic mine props
FR1297515A (en) Piston seal for hydraulic mine prop
FR1321889A (en) Ring seal for high pressures, in particular for hydraulic mine props
FR1286001A (en) Seal for bodywork
FR1518592A (en) Sliding seal especially for piston
FR1339944A (en) Seal for rolling mill
FR1342278A (en) Self-deflector profile for seals
FR1310665A (en) Pipe seal
FR1308424A (en) Seal
FR1424864A (en) Ring seal for hydraulic or pneumatic equipment
FR1470121A (en) Hydraulic seal for turbomachines
FR1330423A (en) sealing screen for pressurized fluid
FR1298488A (en) Seal
FR1463157A (en) Piston seal
FR1258165A (en) Sealing ring for piston
FR1460078A (en) High pressure seal
CH441902A (en) Sealing ring for piston
FR1293946A (en) sealing for pistons
FR1321725A (en) Improvements to hydraulic props for mines
FR1334159A (en) Piston seal
FR1286276A (en) Seal
FR1450435A (en) Seal for anti-friction bearings