Expansible mandrel

Details Expansible mandrel Expansible mandrel

1975-09-19

1976-12-14

Weidenfeld, Gil

Chucks or sockets

Expanding

Collet type

B23B 3140

Patent

active

039971767

ABSTRACT:
An expansible mandrel constructed to radially expand equally comprising a generally truncated polyhedron-shaped core member and a plurality of wedge members defining a cylinder, the core member being axially movable relative to the wedge members. Elastic means surrounding the wedge members maintain the wedge members in position relative to the core member.

REFERENCES:
patent: 2043563 (1936-06-01), Tenny
patent: 2518508 (1950-08-01), Van Bever
patent: 3085763 (1963-04-01), Floyd, Jr.
patent: 3104849 (1963-09-01), Bond
patent: 3300157 (1965-03-01), Koreishi
patent: 3552673 (1971-01-01), Evers

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