FR333732A - Improvements in safety devices for mine skips, cages and the like - Google Patents

Improvements in safety devices for mine skips, cages and the like

Info

Publication number
FR333732A
FR333732A FR333732DA FR333732A FR 333732 A FR333732 A FR 333732A FR 333732D A FR333732D A FR 333732DA FR 333732 A FR333732 A FR 333732A
Authority
FR
France
Prior art keywords
cages
safety devices
skips
mine
mine skips
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
William Bowie Stevenson
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 FR333732A publication Critical patent/FR333732A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
    • B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
    • B66B5/22—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces by means of linearly-movable wedges

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR333732D 1903-07-11 1903-07-11 Improvements in safety devices for mine skips, cages and the like Expired FR333732A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR333732T 1903-07-11

Publications (1)

Publication Number Publication Date
FR333732A true FR333732A (en) 1903-12-02

Family

ID=1383302

Family Applications (1)

Application Number Title Priority Date Filing Date
FR333732D Expired FR333732A (en) 1903-07-11 1903-07-11 Improvements in safety devices for mine skips, cages and the like

Country Status (1)

Country Link
FR (1) FR333732A (en)

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