FI832476A0 - Hydraulisk domkraft - Google Patents

Hydraulisk domkraft

Info

Publication number
FI832476A0
FI832476A0 FI832476A FI832476A FI832476A0 FI 832476 A0 FI832476 A0 FI 832476A0 FI 832476 A FI832476 A FI 832476A FI 832476 A FI832476 A FI 832476A FI 832476 A0 FI832476 A0 FI 832476A0
Authority
FI
Finland
Prior art keywords
domkraft
hydraulisk
hydraulisk domkraft
Prior art date
Application number
FI832476A
Other languages
English (en)
Other versions
FI74527C (fi
FI832476L (fi
FI74527B (fi
Inventor
Sergei Mikhailovich Grigoriev
Alexandr Nikolaevich Semenov
Vladimir Pavlovich Samoilov
Tom Petrovich Sadovsky
Original Assignee
Sp Kt Byuro Glavmosinzhstroya
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
Priority claimed from SU813356876A external-priority patent/SU1104284A1/ru
Priority claimed from SU823457266A external-priority patent/SU1108210A1/ru
Application filed by Sp Kt Byuro Glavmosinzhstroya filed Critical Sp Kt Byuro Glavmosinzhstroya
Publication of FI832476A0 publication Critical patent/FI832476A0/fi
Publication of FI832476L publication Critical patent/FI832476L/fi
Application granted granted Critical
Publication of FI74527B publication Critical patent/FI74527B/fi
Publication of FI74527C publication Critical patent/FI74527C/fi

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
    • F16J10/00—Engine or like cylinders; Features of hollow, e.g. cylindrical, bodies in general
    • F16J10/02—Cylinders designed to receive moving pistons or plungers
    • 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
    • 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
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1447—Pistons; Piston to piston rod assemblies
    • F15B15/1452—Piston sealings
    • 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips
    • F16J15/3236—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips with at least one lip for each surface, e.g. U-cup packings
    • 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3268—Mounting of sealing rings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Structural Engineering (AREA)
  • Actuator (AREA)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
FI832476A 1981-11-19 1983-07-06 Hydraulisk domkraft. FI74527C (fi)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
SU813356876A SU1104284A1 (ru) 1981-11-19 1981-11-19 Щитовой гидродомкрат
SU3356876 1981-11-19
SU3457266 1982-06-22
SU823457266A SU1108210A1 (ru) 1982-06-22 1982-06-22 Щитовой гидродомкрат
SU8200034 1982-10-29
PCT/SU1982/000034 WO1983001811A1 (en) 1981-11-19 1982-10-29 Hydraulic jack

Publications (4)

Publication Number Publication Date
FI832476A0 true FI832476A0 (fi) 1983-07-06
FI832476L FI832476L (fi) 1983-07-06
FI74527B FI74527B (fi) 1987-10-30
FI74527C FI74527C (fi) 1988-02-08

Family

ID=26665921

Family Applications (1)

Application Number Title Priority Date Filing Date
FI832476A FI74527C (fi) 1981-11-19 1983-07-06 Hydraulisk domkraft.

Country Status (6)

Country Link
US (1) US4770085A (fi)
JP (1) JPS59501555A (fi)
DE (1) DE3249183C2 (fi)
FI (1) FI74527C (fi)
SE (1) SE435537B (fi)
WO (1) WO1983001811A1 (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT1163979E (pt) * 2000-06-14 2007-01-31 Oetiker Hans Maschinen Pinça de precisão pneumática
CN103307055A (zh) * 2013-06-26 2013-09-18 亚星（镇江）系泊链有限公司 卧式柱塞油缸
JP6598079B2 (ja) * 2016-12-06 2019-10-30 Ｓｍｃ株式会社 ロッド組立体及び流体圧装置
CN108869451A (zh) * 2018-07-11 2018-11-23 中国铁建重工集团有限公司 一种主推油缸连接结构及具有该结构的双护盾tbm

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE377705C (de) * 1923-06-25 Julius Fahdt Fa Dichtungsstulp fuer Pumpenkolben
US880361A (en) * 1906-08-15 1908-02-25 Edward M Cook Piston for cylinders of steam engines.
US2136239A (en) * 1935-09-05 1938-11-08 Hydraulic Press Corp Inc Packing ram
DE966318C (de) * 1945-10-24 1957-07-25 Jean Louis Gratzmuller Dichtungseinheit fuer durch hydraulischen oder pneumatischen Druck betaetigte Kolben in Arbeitsmaschinen
US2437056A (en) * 1946-06-10 1948-03-02 John C Vroman Piston construction
US3063764A (en) * 1961-01-03 1962-11-13 Herod H Lowery Wiper for plunger pumps
DE1962511U (de) * 1966-02-17 1967-06-22 Kloeckner Werke Ag Hydraulischer grubenstempel, insbesondere hydraulischer rahmenstempel.
US3396637A (en) * 1966-05-11 1968-08-13 Applied Power Ind Inc Hydraulic ram
US3509796A (en) * 1968-10-21 1970-05-05 Malabar Mfg Co Aircraft ground support equipment actuator
US3603215A (en) * 1969-03-28 1971-09-07 Hypro Inc Expanded piston cup and improved spreader
DE2103646A1 (de) * 1971-01-27 1972-08-17 Bosch Gmbh Robert Arbeitszylinder
DE2461455C3 (de) * 1974-12-24 1980-07-24 Walter 8770 Lohr Hunger Dichtung, insbesondere für hydraulisch betätigte Zylinderkolben und Kolbenstangen
US4003297A (en) * 1975-03-28 1977-01-18 Du-Al Manufacturing Company Hydraulic cylinder
SU607992A1 (ru) * 1976-04-16 1978-05-25 Карагандинское Объединение По Производству Горношахтного Оборудования Гидравлическа стойка шахтной крепи

Also Published As

Publication number Publication date
JPS59501555A (ja) 1984-08-30
DE3249183T1 (de) 1983-11-17
US4770085A (en) 1988-09-13
FI74527C (fi) 1988-02-08
WO1983001811A1 (en) 1983-05-26
FI832476L (fi) 1983-07-06
FI74527B (fi) 1987-10-30
DE3249183C2 (de) 1986-11-13
SE8303984D0 (sv) 1983-07-14
SE435537B (sv) 1984-10-01
SE8303984L (sv) 1983-07-14

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: SPETSIALNOE