FR569981A - Improvements to elevators, freight elevators and the like - Google Patents

Improvements to elevators, freight elevators and the like

Info

Publication number
FR569981A
FR569981A FR569981DA FR569981A FR 569981 A FR569981 A FR 569981A FR 569981D A FR569981D A FR 569981DA FR 569981 A FR569981 A FR 569981A
Authority
FR
France
Prior art keywords
elevators
freight
freight elevators
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)
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.)
OTIS PIFRE ATELIERS SA
Original Assignee
OTIS PIFRE ATELIERS SA
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 OTIS PIFRE ATELIERS SA filed Critical OTIS PIFRE ATELIERS SA
Application granted granted Critical
Publication of FR569981A publication Critical patent/FR569981A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/04—Driving gear ; Details thereof, e.g. seals
    • B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
    • B66B11/0484—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation with a clutch or a coupling system between several motors, e.g. switching different speeds, progressive starting, torque limitation, flywheel

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR569981D 1922-11-27 1923-08-21 Improvements to elevators, freight elevators and the like Expired FR569981A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB569981X 1922-11-27

Publications (1)

Publication Number Publication Date
FR569981A true FR569981A (en) 1924-04-22

Family

ID=10478088

Family Applications (1)

Application Number Title Priority Date Filing Date
FR569981D Expired FR569981A (en) 1922-11-27 1923-08-21 Improvements to elevators, freight elevators and the like

Country Status (1)

Country Link
FR (1) FR569981A (en)

Similar Documents

Publication Publication Date Title
FR569981A (en) Improvements to elevators, freight elevators and the like
FR27593E (en) Targette refinements
FR565512A (en) Thruster refinements
FR648172A (en) Developments in elevators
FR582317A (en) Freight elevator
FR573731A (en) Improvements to the cradles
FR634802A (en) Carburetor improvements
FR556872A (en) Improvements to freight elevators
FR567869A (en) fodder elevator and the like
FR570931A (en) Improvements brought to the rewinding professions
FR543667A (en) Improvements to rosettes, cabochons, and the like
FR643400A (en) Carburetor improvements
FR643343A (en) Carburetor improvements
FR640948A (en) Carburetor improvements
FR562955A (en) Improvements to chains, belts and the like
FR587245A (en) Improvements to meters or the like
FR564469A (en) Improvements to valves, valves and the like
GR758B (en) CRAFT INSTRUMENT APPLICABLE TO THE RAILWAY AND OTHERS.
CA5857S (en) Saw
FR556198A (en) Improvements to elevators and freight elevators
FR566534A (en) Improvements made to the scales
FR576270A (en) Stylograph refinements
FR555946A (en) Improvements to elevators
FR573537A (en) Improvement in norias
FR568230A (en) Improvements to phonographs and the like