BE904948A - TRIPLE TELESCOPIC WATERPROOF. - Google Patents

TRIPLE TELESCOPIC WATERPROOF.

Info

Publication number
BE904948A
BE904948A BE0/216799A BE216799A BE904948A BE 904948 A BE904948 A BE 904948A BE 0/216799 A BE0/216799 A BE 0/216799A BE 216799 A BE216799 A BE 216799A BE 904948 A BE904948 A BE 904948A
Authority
BE
Belgium
Prior art keywords
tube
piston
triple telescopic
telescopic waterproof
triple
Prior art date
Application number
BE0/216799A
Other languages
French (fr)
Original Assignee
Kloeckner Becorit Gmbh
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 Kloeckner Becorit Gmbh filed Critical Kloeckner Becorit Gmbh
Publication of BE904948A publication Critical patent/BE904948A/en

Links

Classifications

    • 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
    • F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Safety Valves (AREA)
  • Fluid-Damping Devices (AREA)
  • Actuator (AREA)

Abstract

Etançon téléscopique triple comportant un tube extérieur 1, un tube central 5, un tube intérieur 9 et une tige de piston 12, le tube central 5 monté coulissant axialement dans le tube extérieur 1, le tube intérieur 9 étant monté coulissant axialement par une plaque piston 7 dans le tube central 5 et la tige de piston 12 étant coulissante axialement par un piston 11 à l'intérieur du tube intérieur 9, des clapets anti-retour 16,14 étant prévus respectivement dans la plaque piston 7 et dans la plaque de base 2.Triple telescopic prop comprising an outer tube 1, a central tube 5, an inner tube 9 and a piston rod 12, the central tube 5 mounted to slide axially in the outer tube 1, the inner tube 9 being mounted to slide axially by a piston plate 7 in the central tube 5 and the piston rod 12 being axially sliding by a piston 11 inside the internal tube 9, non-return valves 16, 14 being provided respectively in the piston plate 7 and in the base plate 2.

BE0/216799A 1985-06-19 1986-06-18 TRIPLE TELESCOPIC WATERPROOF. BE904948A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853521818 DE3521818A1 (en) 1985-06-19 1985-06-19 TRIPLE-TELESCOPE STAMP

Publications (1)

Publication Number Publication Date
BE904948A true BE904948A (en) 1986-10-16

Family

ID=6273578

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/216799A BE904948A (en) 1985-06-19 1986-06-18 TRIPLE TELESCOPIC WATERPROOF.

Country Status (3)

Country Link
BE (1) BE904948A (en)
DE (1) DE3521818A1 (en)
GB (1) GB2176846B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3720040A1 (en) * 1987-06-16 1988-12-29 Neumeister Hydraulik Kg Telescopic cylinder
IT1211191B (en) * 1987-07-10 1989-10-12 Op Pagliero S P A IMPROVEMENT RELATING TO THE MULTI-STAGE COAXIAL HYDRAULIC JACKS THAT CAN BE OPERATED TELESCOPICALLY AT THE SAME TIME
US5026218A (en) * 1989-11-16 1991-06-25 Joy Technologies Inc. Temporary roof support cylinder
CN101845957A (en) * 2010-05-10 2010-09-29 中煤北京煤矿机械有限责任公司 Triple retractable column and hydraulic bracket
CN103410534B (en) * 2013-08-29 2016-02-10 郑州煤矿机械集团股份有限公司 Triple telescopic column for hydraulic support
CN103603975B (en) * 2013-11-26 2015-10-28 湖南特力液压有限公司 Multi-stage hydraulic cylinder

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE924479C (en) * 1952-10-25 1955-03-03 Toussaint & Hess Gmbh Hydraulic lifting device with parts that can be telescoped into one another
BE607500A (en) * 1960-09-02
GB935257A (en) * 1960-11-09 1963-08-28 Dowty Mining Equipment Ltd Improvements relating to hydraulic prop assemblies
GB1022443A (en) * 1961-06-07 1966-03-16 Dobson Ltd W E & F Improvements in or relating to load supporting props assemblies

Also Published As

Publication number Publication date
DE3521818A1 (en) 1987-01-02
GB8611764D0 (en) 1986-06-25
GB2176846A (en) 1987-01-07
GB2176846B (en) 1988-10-19

Similar Documents

Publication Publication Date Title
DK403087A (en) PUMP
ITRM930842A0 (en) DETECTOR OF THE AXIAL POSITION OF A ROD, IN PARTICULAR THE ROD OF A PISTON.
FR2512503B1 (en) ADJUSTABLE AXIAL PISTON MACHINE WITH NUTATION DISC, WITH TILTING BODY WITH SLIDING BEARING
IT8547623A0 (en) PISTON PUMP, RESPECTIVELY PLUNGER PISTON
IT8522642V0 (en) DEVICE FOR DETERMINING THE MOVEMENT OF A PISTON IN A CYLINDER.
IT8722307A0 (en) CYLINDER PISTON ASSEMBLY.
GB2199145B (en) Piston position detector for fluid pressure cylinder
DE69205901D1 (en) Sealing arrangement with adjustable piston.
IT7923382A0 (en) CYLINDER AND PISTON ASSEMBLY WITH PISTON EXCEEDING TRAVEL INDICATOR.
DE68910934D1 (en) Piston.
FR2593248B1 (en) DRIVE OR CONVEYOR CYLINDER, OF THE TYPE WITHOUT PISTON ROD
IT1121570B (en) CYLINDER AND PISTON ASSEMBLY WITH PISTON STROKE INDICATOR
DE3680801D1 (en) PISTON.
IT8209495A0 (en) A PISTON FOR ENGINES AND OTHERS, WITH MEANS TO REDUCE FRICTION AND ENSURE LUBRICATION WITH THE CYLINDER
IT1107195B (en) AXIAL PISTON PUMP WITH MANUAL OPERATION
IT1228326B (en) ALTERNATIVE PISTON COMPRESSOR WITH DEVIATED CYLINDER.
IT8025936A0 (en) PISTON WITH INCORPORATED MEANS FOR NON-CONTACT DETECTION OF ITS POSITION IN THE CYLINDER.
IT1213548B (en) ENDOTHERMAL PISTON MOTOR WITH TWO-STAGE SUPERCHARGING.
IT8722498A0 (en) DEVICE FOR DETERMINING THE STROKE OF A PISTON.
IT1129208B (en) DEVICE FOR THE END OF STROKE BRAKE OF THE PISTON OF A WORKING CYLINDER WITH DOUBLE EFFECT, PARTICULARLY FOR AUROMATIC DOOR CLOSERS
BE904948A (en) TRIPLE TELESCOPIC WATERPROOF.
IT7819869A0 (en) CONNECTING ROD FOR PISTON MACHINE, IN PARTICULAR WITH AXIAL PISTONS DRIVE MECHANISM AND PROCEDURE FOR ITS MANUFACTURE.
DE3670356D1 (en) PRESSURE-ACTUATED PISTON.
IT7823601V0 (en) CONCRETE PISTON PUMP IN WHICH TWO PUMPING CYLINDERS ARE PREFERENTLY ARRANGED COAXIALLY WITH THE HYDRAULIC MOTOR CYLINDERS BETWEEN THE CASSETTE AND THE DRAWER BODY.
IT8009492A0 (en) PISTONS WITH REINFORCED GROOVES FOR THE PISTON RINGS OR RINGS

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: KLOCKNER-BECORIT G.M.B.H.

Effective date: 19910630