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WELL EQUIPMENT M F G CORP
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WELL EQUIPMENT M F G CORP
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Application filed by WELL EQUIPMENT M F G CORPfiledCriticalWELL EQUIPMENT M F G CORP
Application grantedgrantedCritical
Publication of FR949786ApublicationCriticalpatent/FR949786A/fr
B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
B66D3/00—Portable or mobile lifting or hauling appliances
B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
B66D3/046—Openable pulley blocks
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR949786D1941-11-181947-07-21Perfectionnements apportés ou relatifs aux poulies coupées
ExpiredFR949786A
(fr)