Core locking device

Details Core locking device Core locking device

1978-09-05

1980-04-29

Bilinsky, Z. R.

Chucks or sockets

Expanding

Collet type

242 72B, 269 481, 279 1Q, B23B 3140

Patent

active

042003016

ABSTRACT:
An expandable device for locking an annular member to a shaft for rotation therewith in which an annular body mounts on the shaft and carries a plurality of radially moveable bars overlying a single wall annular bladder lying against the surface of the body. The surface of the body is formed with annular raised ridges beneath each end of the bladder. A metal band formed with interlocking ends is secured around each end of the bladder to seal the ends of the bladder to the body.

REFERENCES:
patent: 2160031 (1939-05-01), Ohme
patent: 3253323 (1966-05-01), Saueressig
patent: 3901480 (1975-08-01), Basile et al.
patent: 4114909 (1978-09-01), Taitel et al.

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