FR362778A - Device to prevent wagons from falling into extraction shafts - Google Patents

Device to prevent wagons from falling into extraction shafts

Info

Publication number
FR362778A
FR362778A FR362778DA FR362778A FR 362778 A FR362778 A FR 362778A FR 362778D A FR362778D A FR 362778DA FR 362778 A FR362778 A FR 362778A
Authority
FR
France
Prior art keywords
wagons
falling
prevent
extraction shafts
shafts
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
Application number
Other languages
French (fr)
Inventor
Josef Mika
Adolf Nowrotek
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR362778A publication Critical patent/FR362778A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B17/00—Hoistway equipment
    • B66B17/36—Gates or other apparatus controlling access to, or exit from, cars, cages, or hoistway landings
FR362778D 1906-01-27 1906-01-27 Device to prevent wagons from falling into extraction shafts Expired FR362778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR362778T 1906-01-27

Publications (1)

Publication Number Publication Date
FR362778A true FR362778A (en) 1906-07-09

Family

ID=1410239

Family Applications (1)

Application Number Title Priority Date Filing Date
FR362778D Expired FR362778A (en) 1906-01-27 1906-01-27 Device to prevent wagons from falling into extraction shafts

Country Status (1)

Country Link
FR (1) FR362778A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105967033A (en) * 2016-06-20 2016-09-28 招金矿业股份有限公司河东金矿 Both-way closing linkage mine safety door

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105967033A (en) * 2016-06-20 2016-09-28 招金矿业股份有限公司河东金矿 Both-way closing linkage mine safety door
CN105967033B (en) * 2016-06-20 2017-12-22 招金矿业股份有限公司河东金矿 A kind of two-way closure linkage mine safety door

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