Device for removing and/or re-installing manhole lids on an appa

Material or article handling – Vertically swinging load support – Door remover

Patent

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Details

105147, B66C 1112, B66C 2318

Patent

active

043137091

ABSTRACT:
An integral and rapid device in which means are arranged for permitting both to support a stud tightening machine and the lids and to accurately position the tightening machine relative to each manhole and the studs. This device is particularly useful for removing and re-installing manhole lids in a nuclear apparatus.

REFERENCES:
patent: 3262593 (1966-07-01), Hainer
patent: 3622019 (1971-11-01), Lorrek

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