(under subclass 86.4) Grapples in which the load is internally engaged through the expansion of the device.
SEE OR SEARCH THIS CLASS, SUBCLASS:
16, for opposing jaw hand bars and hand arrows.
86.24+, for expanding grappling means peculiarly adapted to function in a well bore.
89, for lewises.
120+, for hay forks having similar mode of operation.
SEE OR SEARCH CLASS 15, Brushing, Scrubbing, and General Cleaning,
72, 165 and 212, for expansible hollow ware cleaners, and 149, for expansible mop holders.
52, Static Structures (e.g., Buildings),
155+, for a piercing and expanding earth anchor.
81, Tools,
3.05, for shell extractors, 3.4+, for gripping type receptacle closure removers, 15.2+, for tire repair tools and 302, for expanding pliers and tweezers.
128, Surgery,
12, for expansion-clamps for dental operations.
166, Wells,
117.7, for means anchored against rotation in a conduit in a well for relatively rotating another section and subclasses 206+ and the subclasses there noted for well devices with expanding anchor means, these means usually being for positioning a well device in the well rather than for use as a grapple.
168, Farriery, 47, for horse hoof and shoe expanders.
