RU2016104402A3 - - Google Patents

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Publication number
RU2016104402A3
RU2016104402A3 RU2016104402A RU2016104402A RU2016104402A3 RU 2016104402 A3 RU2016104402 A3 RU 2016104402A3 RU 2016104402 A RU2016104402 A RU 2016104402A RU 2016104402 A RU2016104402 A RU 2016104402A RU 2016104402 A3 RU2016104402 A3 RU 2016104402A3
Authority
RU
Russia
Application number
RU2016104402A
Other versions
RU2718885C2 (ru
RU2016104402A (ru
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 filed Critical
Publication of RU2016104402A publication Critical patent/RU2016104402A/ru
Publication of RU2016104402A3 publication Critical patent/RU2016104402A3/ru
Application granted granted Critical
Publication of RU2718885C2 publication Critical patent/RU2718885C2/ru

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/08—Advancing mechanisms
    • E21D23/081—Advancing mechanisms forming parts of the roof supports
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/049—Connecting devices between the head or foot of a prop and the cap or base of the roof support
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/04—Cantilever extension or similar protecting devices for use in longwall working
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/08—Advancing mechanisms
    • E21D23/081—Advancing mechanisms forming parts of the roof supports
    • E21D23/085—Advancing mechanisms forming parts of the roof supports acting on a conveyor or a guide for the mining machine
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Jigs For Machine Tools (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Automatic Assembly (AREA)
RU2016104402A 2015-02-11 2016-02-10 Устройство для удержания штифта гидродомкрата для передвижки крепи RU2718885C2 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/619,523 2015-02-11
US14/619,523 US9605539B2 (en) 2015-02-11 2015-02-11 Advancing ram pin retention device

Publications (3)

Publication Number Publication Date
RU2016104402A RU2016104402A (ru) 2017-08-15
RU2016104402A3 true RU2016104402A3 (ru) 2019-09-05
RU2718885C2 RU2718885C2 (ru) 2020-04-15

Family

ID=55641937

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2016104402A RU2718885C2 (ru) 2015-02-11 2016-02-10 Устройство для удержания штифта гидродомкрата для передвижки крепи

Country Status (8)

Country Link
US (2) US9605539B2 (ru)
CN (2) CN205876367U (ru)
AU (1) AU2016200844B2 (ru)
DE (1) DE102016201859A1 (ru)
GB (1) GB2538340B (ru)
PL (1) PL234474B1 (ru)
RU (1) RU2718885C2 (ru)
ZA (1) ZA201600736B (ru)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9605539B2 (en) * 2015-02-11 2017-03-28 Joy Mm Delaware, Inc. Advancing ram pin retention device
CN106523012B (zh) * 2016-12-08 2020-03-17 四川航天电液控制有限公司 用于急倾斜煤层综采工作面俯伪斜开采方式的推溜结构
WO2020068850A1 (en) * 2018-09-24 2020-04-02 Joy Global Underground Mining Llc Roof support including extendable links

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US9605539B2 (en) * 2015-02-11 2017-03-28 Joy Mm Delaware, Inc. Advancing ram pin retention device

Also Published As

Publication number Publication date
PL416079A1 (pl) 2016-09-26
PL234474B1 (pl) 2020-02-28
ZA201600736B (en) 2017-02-22
GB2538340A (en) 2016-11-16
US9963966B2 (en) 2018-05-08
AU2016200844B2 (en) 2020-10-08
RU2718885C2 (ru) 2020-04-15
CN105863702B (zh) 2020-06-12
GB201602186D0 (en) 2016-03-23
CN105863702A (zh) 2016-08-17
US20160230554A1 (en) 2016-08-11
DE102016201859A1 (de) 2016-08-11
US20170152746A1 (en) 2017-06-01
GB2538340B (en) 2020-12-30
RU2016104402A (ru) 2017-08-15
US9605539B2 (en) 2017-03-28
CN205876367U (zh) 2017-01-11
AU2016200844A1 (en) 2016-08-25

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