NL250626A - - Google Patents

Info

Publication number
NL250626A
NL250626A NL250626DA NL250626A NL 250626 A NL250626 A NL 250626A NL 250626D A NL250626D A NL 250626DA NL 250626 A NL250626 A NL 250626A
Authority
NL
Netherlands
Application number
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.)
Publication of NL250626A publication Critical patent/NL250626A/xx

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
    • F15B15/165—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type with synchronisation of sections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
    • B66B9/04—Kinds or types of lifts in, or associated with, buildings or other structures actuated pneumatically or hydraulically
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
NL250626D 1959-04-24 NL250626A (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DET16590A DE1101964B (de) 1959-04-24 1959-04-24 Hydraulischer Kolbenantrieb mit Teleskopkolben

Publications (1)

Publication Number Publication Date
NL250626A true NL250626A (no)

Family

ID=7548300

Family Applications (1)

Application Number Title Priority Date Filing Date
NL250626D NL250626A (no) 1959-04-24

Country Status (4)

Country Link
BE (1) BE589739A (no)
DE (1) DE1101964B (no)
GB (1) GB877869A (no)
NL (1) NL250626A (no)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE632029A (no) * 1962-05-12
US3552267A (en) * 1968-10-24 1971-01-05 Sherman W Bushnell Jr Multistage telescopic hoist
US3650142A (en) * 1969-07-18 1972-03-21 Western Electric Co Method of and apparatus for decreasing the spacing between articles
US3838625A (en) * 1971-01-15 1974-10-01 Kloeckner Werke Ag Hydraulic double telescoping mine prop
US3808946A (en) * 1971-01-15 1974-05-07 Kloeckner Werke Ag Hydraulic double telescoping mine prop
US3832937A (en) * 1972-12-29 1974-09-03 Up Right Inc Pneumatic telescopic hoist having three or more steps of extension
US4008648A (en) * 1975-11-11 1977-02-22 Cascade Corporation Telescopic ram
US4041839A (en) * 1975-11-24 1977-08-16 Cascade Corporation Telescopic ram
US4043428A (en) * 1975-12-10 1977-08-23 Otis Elevator Company Automatic recycle control for hydraulic elevators with telescopic cylinders
US4191092A (en) * 1977-11-16 1980-03-04 Cascade Corporation Telescopic ram
US4357995A (en) * 1980-12-22 1982-11-09 Westinghouse Electric Corp. Hydraulic system including oil replenishment for multi-stage hydraulic jack
DE3150643A1 (de) * 1981-12-21 1983-06-30 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulischer teleskopstempel, insbesondere fuer einen untertaegigen schreitausbau, wie vor allem schildausbaugestelle
DE3615269A1 (de) * 1986-05-06 1987-11-19 Festo Kg Positioniervorrichtung
IT1211191B (it) * 1987-07-10 1989-10-12 Op Pagliero S P A Perfezionamento relativo ai martinetti idraulici pluristadi coassiali azionabili telescopicamente in contemporaneita
US5099748A (en) * 1990-05-11 1992-03-31 Genie Industries, Inc. Pneumatic system for telescopic hoist
CN102410278A (zh) * 2011-11-11 2012-04-11 三一重工股份有限公司 多级单作用液压缸及具有其的工程机械
CN102518617B (zh) * 2011-12-21 2014-11-19 湖南特力液压有限公司 行程阀、顺序动作式复合液压缸以及液压设备
WO2016001919A1 (en) * 2014-06-30 2016-01-07 Therma Sphera Ltd. Boosting in hydraulic and pneumatic devices

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE924479C (de) * 1952-10-25 1955-03-03 Toussaint & Hess Gmbh Hydraulische Hubvorrichtung mit teleskopartig ineinander verschiebbaren Teilen

Also Published As

Publication number Publication date
BE589739A (fr) 1960-08-01
DE1101964B (de) 1961-03-09
GB877869A (en) 1961-09-20

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