FR472757A - Treuil à vis sans fin - Google Patents

Treuil à vis sans fin

Info

Publication number
FR472757A
FR472757A FR472757DA FR472757A FR 472757 A FR472757 A FR 472757A FR 472757D A FR472757D A FR 472757DA FR 472757 A FR472757 A FR 472757A
Authority
FR
France
Prior art keywords
worm gear
gear winch
winch
worm
gear
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
English (en)
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.)
HERBERT MORRIS ETS
Original Assignee
HERBERT MORRIS ETS
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 HERBERT MORRIS ETS filed Critical HERBERT MORRIS ETS
Application granted granted Critical
Publication of FR472757A publication Critical patent/FR472757A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02—Driving gear
    • B66D1/04—Driving gear manually operated
    • B66D1/06—Safety cranks for preventing unwanted crank rotation and subsequent lowering of the loads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR472757D 1913-09-19 1914-05-28 Treuil à vis sans fin Expired FR472757A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB472757X 1913-09-19

Publications (1)

Publication Number Publication Date
FR472757A true FR472757A (fr) 1914-12-17

Family

ID=1510895

Family Applications (1)

Application Number Title Priority Date Filing Date
FR472757D Expired FR472757A (fr) 1913-09-19 1914-05-28 Treuil à vis sans fin

Country Status (1)

Country Link
FR (1) FR472757A (fr)

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