and applying frictional forces

Full Title

Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles (fastening to cables or ropes F16G11/00) > by mechanical means > Gripping members engaging only the external or internal surfaces of the articles (for handling or stripping castings or ingots during manufacture B22D29/00) > and applying frictional forces

Child Classifications

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• B66C 1/442
• B66C 1/445
• B66C 1/46 by inflatable elements
• B66C 1/48 to vertical edge portions of sheets, tubes, or like thin or thin-walled articles (internally-expanding grippers B66C1/54)
• B66C 1/54 Internally-expanding grippers for handling hollow articles (B66C1/46 takes precedence)