Tool for turning large diameter objects on petroleum cokers

Details Tool for turning large diameter objects on petroleum cokers Tool for turning large diameter objects on petroleum cokers

1991-12-19

1993-07-06

Brown, David H.

Tools

Wrench, screwdriver, or driver therefor

Machine

81 5739, B25B 1350, B25B 1700

Patent

active

H00012025

ABSTRACT:
Apparatus and methods for turning large diameter circular members in limited areas. A circular member having holes capable of receiving a pin is fitted with a semi-circular collar having an inwardly facing pin and outwardly facing ratchet holes capable of receiving a hydraulic ram pin along its outer radius. A jack having a hydraulic ram end on one end and a fixed rotating point at the other is used to apply a tangential force to the circular member so as to rotate the circular member.

REFERENCES:
patent: 2495475 (1950-01-01), Phillips
patent: 2536172 (1951-01-01), Halperin
patent: 3955447 (1976-05-01), Parker
patent: 4309923 (1982-01-01), Wilmeth
patent: 5070749 (1991-12-01), Haviv

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