B - Operations – Transporting – 23 – B
Patent
B - Operations, Transporting
23
B
77/28
B23B 31/12 (2006.01) B23B 31/08 (2006.01)
Patent
CA 1059345
TITLE: "AN IMPROVEMENT IN OR RELATING TO DRILL CHUCKS" ABSTRACT OF THE DISCLOSURE: A drill chuck including a main body part having jaws slidably mounted for converging movement in respective guides. A nut member is rotatably mounted on said main body part and has screwthreaded engagement with the jaws. A cylindrical sleeve is connected at one end to the nut member and at its other end surrounds a portion of a further body part. The further body part, which is provided with mounting means for connecting the chuck to a power tool driving spindle, has an initial degree of co-axial alignment with the main body part but a self-centering action is allowed when drilling.
265705
Jacobs Manufacturing Company Limited (the)
Na
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