A tool lifting device has: arms connected to pivot relative to one another; and a load bearing pin secured to a first arm of the arms, the arms having a closed position where the load bearing pin is supported by, and spans a tool receiving gap defined between, the arms. A tool lifting device has: arms connected to pivot relative to one another; a load bearing pin supported by one or more of the arms, the arms having a closed position where the load bearing pin extends across a tool receiving gap defined between the arms; and a pivot lock for restricting the arms from pivoting relative to one another in the closed position.
TOOL LIFTING DEVICES, OILFIELD FLANGE LIFTING SAFETY DEVICES, AND RELATED METHODS OF USE
2017-12-28
Patent
Electronic Resource
English
TOOL LIFTING DEVICES, OILFIELD FLANGE LIFTING SAFETY DEVICES, AND RELATED METHODS OF USE
European Patent Office | 2017
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