Drill chucks

Details Drill chucks Drill chucks

1976-11-18

1978-06-13

Weidenfeld, Gil

Chucks or sockets

Socket type

Obliquely guided reciprocating jaws

279 16, B23B 3104

Patent

active

040945235

ABSTRACT:
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.

REFERENCES:
patent: 1288324 (1918-12-01), Weir
patent: 2475386 (1949-07-01), Frisco
patent: 3949998 (1976-04-01), Dietzen

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