Metal working – Means to assemble or disassemble – Means comprising hand manipulatable tool
Patent
1975-12-04
1978-03-21
Jones, James L.
Metal working
Means to assemble or disassemble
Means comprising hand manipulatable tool
B25B 2714
Patent
active
040794938
ABSTRACT:
A centering apparatus for use by the laying of heavy tubes of relatively large dimensions, especially for centering the spigot end of a tube relatively to the socket end of a positioned tube, and comprising a clamping device with at least two interconnectable members adapted to be attached to the socket end, and a guiding device for slidable guiding of the spigot end into the socket. The guiding device includes a number of brackets mounted to the interconnectable member enclosing the lower peripheral part of the socket end, which brackets project axially from said member and have guiding surfaces forming a chute onto which the tube to be laid down can be lowered to be pushed in centered position towards the adjacent tube end.
REFERENCES:
patent: 820126 (1906-05-01), Phillips
patent: 1515785 (1924-11-01), McDonald
Naess Ludvig
Oygarden John
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