Self adjusting mandrel with expandable elastomeric disk and proc

Details Self adjusting mandrel with expandable elastomeric disk and proc Self adjusting mandrel with expandable elastomeric disk and proc

1992-12-23

1994-06-21

Bishop, Steven C.

Chucks or sockets

Expanding

Axially moving actuator

1988037, 269 481, 294 93, B23B 3140, B66C 156

Patent

active

053223004

ABSTRACT:
A mandrel including an elongated arm having a first end and a second end, a reciprocatable shaft coaxially aligned with and extending through the arm, a first end of the shaft extending beyond the first end of the arm and a second end of the shaft extending beyond the second end of the arm, a presser means mounted at the first end of the shaft, an expandable disk shaped member coaxially aligned with and slidably mounted on the shaft between the presser means and the first end of the arm, a compression means mounted on the second end of the shaft, and a resilient helical spring coaxially aligned with and slidably mounted on the shaft between the presser means and the compression means, the compression means adopted to apply compression pressure to the disk shaped member and to the helical spring. This mandrel is used in a process for coating hollow cylinders.

REFERENCES:
patent: 574763 (1897-01-01), Rudolph
patent: 3777875 (1973-12-01), Sobran
patent: 3945486 (1976-03-01), Cooper
patent: 4680246 (1987-07-01), Aoki et al.

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