CN201334918Y - 用于井下采矿的掩护式支架 - Google Patents

用于井下采矿的掩护式支架 Download PDF

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Publication number
CN201334918Y
CN201334918Y CNU2008200088169U CN200820008816U CN201334918Y CN 201334918 Y CN201334918 Y CN 201334918Y CN U2008200088169 U CNU2008200088169 U CN U2008200088169U CN 200820008816 U CN200820008816 U CN 200820008816U CN 201334918 Y CN201334918 Y CN 201334918Y
Authority
CN
China
Prior art keywords
lid member
top lid
shield
latch
groove
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
CNU2008200088169U
Other languages
English (en)
Chinese (zh)
Inventor
U·克鲁姆赖
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.)
Caterpillar Global Mining HMS GmbH
Original Assignee
Corporacion Nacional del Cobre de Chile CODELCO
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 Corporacion Nacional del Cobre de Chile CODELCO filed Critical Corporacion Nacional del Cobre de Chile CODELCO
Application granted granted Critical
Publication of CN201334918Y publication Critical patent/CN201334918Y/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • E21D23/085—Advancing mechanisms forming parts of the roof supports acting on a conveyor or a guide for the mining machine
    • E21D23/086—Details of fixing devices therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Supports For Pipes And Cables (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
  • Nozzles (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
CNU2008200088169U 2007-03-29 2008-03-28 用于井下采矿的掩护式支架 Expired - Fee Related CN201334918Y (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202007004740.1 2007-03-29
DE200720004740 DE202007004740U1 (de) 2007-03-29 2007-03-29 Schreitausbaugestell für den untertägigen Bergbau

Publications (1)

Publication Number Publication Date
CN201334918Y true CN201334918Y (zh) 2009-10-28

Family

ID=38136256

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008200088169U Expired - Fee Related CN201334918Y (zh) 2007-03-29 2008-03-28 用于井下采矿的掩护式支架

Country Status (5)

Country Link
CN (1) CN201334918Y (de)
CZ (1) CZ18646U1 (de)
DE (1) DE202007004740U1 (de)
RU (1) RU75693U1 (de)
UA (1) UA34503U (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102562112A (zh) * 2012-03-07 2012-07-11 郑州四维机电设备制造有限公司 四柱悬挂摆梁式矸石填充液压支架

Also Published As

Publication number Publication date
UA34503U (ru) 2008-08-11
DE202007004740U1 (de) 2007-05-31
RU75693U1 (ru) 2008-08-20
CZ18646U1 (cs) 2008-06-09

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: CATERPILLAR GLOBAL MINING EUROPE GMBH

Free format text: FORMER NAME: BUCYRUS EUROP GMBH

Owner name: BUCYRUS EUROP GMBH

Free format text: FORMER NAME: CORPORACION NAC DEL COBRE DE C.

CP01 Change in the name or title of a patent holder

Address after: Germany

Patentee after: BUCYRUS EUROPE GmbH

Address before: Germany

Patentee before: Bucyrus Europe GmbH

Address after: Germany

Patentee after: Bucyrus Europe GmbH

Address before: Germany

Patentee before: BUCYRUS DBT EUROPE GmbH

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20091028

Termination date: 20160328

CF01 Termination of patent right due to non-payment of annual fee