FR804857A - Rotary drive transmission mechanism - Google Patents

Rotary drive transmission mechanism

Info

Publication number
FR804857A
FR804857A FR804857DA FR804857A FR 804857 A FR804857 A FR 804857A FR 804857D A FR804857D A FR 804857DA FR 804857 A FR804857 A FR 804857A
Authority
FR
France
Prior art keywords
transmission mechanism
rotary drive
drive transmission
rotary
transmission
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 Charles Whaley
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 filed Critical
Application granted granted Critical
Publication of FR804857A publication Critical patent/FR804857A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/16—Connecting or disconnecting pipe couplings or joints
    • E21B19/161—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe
    • E21B19/162—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe cathead actuated
FR804857D 1936-04-09 1936-04-09 Rotary drive transmission mechanism Expired FR804857A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR804857T 1936-04-09

Publications (1)

Publication Number Publication Date
FR804857A true FR804857A (en) 1936-11-04

Family

ID=9250970

Family Applications (1)

Application Number Title Priority Date Filing Date
FR804857D Expired FR804857A (en) 1936-04-09 1936-04-09 Rotary drive transmission mechanism

Country Status (1)

Country Link
FR (1) FR804857A (en)

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