KR880016409U - 링크 체인 콘베이어용 개량 트로프 - Google Patents

링크 체인 콘베이어용 개량 트로프

Info

Publication number
KR880016409U
KR880016409U KR2019870001155U KR870001155U KR880016409U KR 880016409 U KR880016409 U KR 880016409U KR 2019870001155 U KR2019870001155 U KR 2019870001155U KR 870001155 U KR870001155 U KR 870001155U KR 880016409 U KR880016409 U KR 880016409U
Authority
KR
South Korea
Prior art keywords
link chain
chain conveyors
improved trough
trough
improved
Prior art date
Application number
KR2019870001155U
Other languages
English (en)
Other versions
KR900011115Y1 (ko
Inventor
윤학근
Original Assignee
주식회사 삼표제작소
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 주식회사 삼표제작소 filed Critical 주식회사 삼표제작소
Priority to KR2019870001155U priority Critical patent/KR900011115Y1/ko
Publication of KR880016409U publication Critical patent/KR880016409U/ko
Application granted granted Critical
Publication of KR900011115Y1 publication Critical patent/KR900011115Y1/ko

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F13/00—Transport specially adapted to underground conditions
    • E21F13/08—Shifting conveyors or other transport devices from one location at the working face to another
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F13/00—Transport specially adapted to underground conditions
    • E21F13/02—Transport of mined mineral in galleries

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Structure Of Belt Conveyors (AREA)
KR2019870001155U 1987-02-03 1987-02-03 링크 체인 콘베이어용 개량 트로프 KR900011115Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870001155U KR900011115Y1 (ko) 1987-02-03 1987-02-03 링크 체인 콘베이어용 개량 트로프

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870001155U KR900011115Y1 (ko) 1987-02-03 1987-02-03 링크 체인 콘베이어용 개량 트로프

Publications (2)

Publication Number Publication Date
KR880016409U true KR880016409U (ko) 1988-10-08
KR900011115Y1 KR900011115Y1 (ko) 1990-12-15

Family

ID=19259422

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870001155U KR900011115Y1 (ko) 1987-02-03 1987-02-03 링크 체인 콘베이어용 개량 트로프

Country Status (1)

Country Link
KR (1) KR900011115Y1 (ko)

Also Published As

Publication number Publication date
KR900011115Y1 (ko) 1990-12-15

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
J204 Request for invalidation trial [patent]
J2X1 Appeal (before the patent court)

Free format text: INVALIDATION IN ENTIRETY

J2X2 Appeal (before the supreme court)

Free format text: APPEAL BEFORE THE SUPREME COURT FOR INVALIDATION IN ENTIRETY REQUESTED 19960228

Effective date: 19970613

J222 Remand (patent court)

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EXTG Extinguishment