DE3770304D1 - Hydraulische stuetze. - Google Patents

Hydraulische stuetze.

Info

Publication number
DE3770304D1
DE3770304D1 DE8787301555T DE3770304T DE3770304D1 DE 3770304 D1 DE3770304 D1 DE 3770304D1 DE 8787301555 T DE8787301555 T DE 8787301555T DE 3770304 T DE3770304 T DE 3770304T DE 3770304 D1 DE3770304 D1 DE 3770304D1
Authority
DE
Germany
Prior art keywords
hydraulic support
hydraulic
support
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 - Fee Related
Application number
DE8787301555T
Other languages
English (en)
Inventor
Christopher Scales
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dowty Defence and Air Systems Ltd
Original Assignee
Dowty Defence and Air Systems Ltd
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 Dowty Defence and Air Systems Ltd filed Critical Dowty Defence and Air Systems Ltd
Application granted granted Critical
Publication of DE3770304D1 publication Critical patent/DE3770304D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F16J12/00—Pressure vessels in general
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/926—Seal including fluid pressure equalizing or balancing feature

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Clamps And Clips (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
DE8787301555T 1986-02-27 1987-02-24 Hydraulische stuetze. Expired - Fee Related DE3770304D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868604841A GB8604841D0 (en) 1986-02-27 1986-02-27 Internal support assembly

Publications (1)

Publication Number Publication Date
DE3770304D1 true DE3770304D1 (de) 1991-07-04

Family

ID=10593751

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787301555T Expired - Fee Related DE3770304D1 (de) 1986-02-27 1987-02-24 Hydraulische stuetze.

Country Status (4)

Country Link
US (1) US4921125A (de)
EP (1) EP0239241B1 (de)
DE (1) DE3770304D1 (de)
GB (1) GB8604841D0 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7080841B2 (en) * 2002-05-07 2006-07-25 Beattie James C Hub seal adapter

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1266831A (en) * 1917-02-05 1918-05-21 Mahlon E Layne Well-boring rod.
US1429941A (en) * 1918-04-23 1922-09-26 Flamm Oswald Submarine boat
US2319543A (en) * 1942-01-19 1943-05-18 American Distr Steam Company Continuous service expansion joint
US2686109A (en) * 1950-01-06 1954-08-10 Norton Co Gelatin melter
DE884049C (de) * 1951-08-29 1953-07-23 Elastonwerk Bayern G M B H Doppelwandiges Gefaess
US2667348A (en) * 1952-02-05 1954-01-26 Dowty Equipment Ltd Resilient telescopic device
US2783748A (en) * 1954-04-19 1957-03-05 Perfect Circle Corp Cylinder block and liner construction and method of assembling the same
US2895747A (en) * 1955-05-31 1959-07-21 Standard Oil Co Welded aluminum coated tubular member and method of making same
US2814508A (en) * 1955-10-19 1957-11-26 Seamark Lewis Mervyn Cecil Internal and segmented external pipe coupling sleeves with fluid pressure seal
US2970719A (en) * 1957-05-14 1961-02-07 Jr Francis E Brady Welded tank structure and method of making same
US2895750A (en) * 1957-09-27 1959-07-21 Allis Chalmers Mfg Co Automatic thrust device for hydrogen seal
US3051511A (en) * 1958-07-14 1962-08-28 Thomas L Fawick Hose coupling having fluid pressure balancing means
US3167204A (en) * 1961-05-26 1965-01-26 Jr Thomas P M Rouse Pressure vessels
US3291490A (en) * 1963-06-12 1966-12-13 Gulf Coast Machine & Supply Co Sealing assembly
US3611966A (en) * 1969-06-04 1971-10-12 Frank Baldwin Hunter Submersible vehicle with multiple tubular ring hull
US3768269A (en) * 1972-04-07 1973-10-30 Shell Oil Co Mitigation of propagating collapse failures in pipelines due to external load
US3944263A (en) * 1975-03-14 1976-03-16 Hydrotech International, Inc. Dynamic pipe coupling
US4059288A (en) * 1976-09-01 1977-11-22 Hydrotech International, Inc. Pressure balanced safety pipeline connector
US4261671A (en) * 1977-09-26 1981-04-14 Shell Oil Company Corrugated pipe for deepwater applications
US4346922A (en) * 1980-03-21 1982-08-31 Hisao Ohtsuga Device for preventing leakage at pipe joints
US4284107A (en) * 1980-04-25 1981-08-18 Internorth Fracture arrestor for a pipeline
US4413655A (en) * 1981-04-14 1983-11-08 Brown George T Pipe repair bypass system
US4561679A (en) * 1982-07-26 1985-12-31 Exxon Production Research Co. Seal pressure reduction system
US4398727A (en) * 1982-09-30 1983-08-16 Rylander Nicholas M Pressure balancing stuffing gland for shafts

Also Published As

Publication number Publication date
GB8604841D0 (en) 1986-04-03
US4921125A (en) 1990-05-01
EP0239241A1 (de) 1987-09-30
EP0239241B1 (de) 1991-05-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee