Spring barrel busher attachment

Details Spring barrel busher attachment Spring barrel busher attachment

1990-06-22

1992-05-19

Howell, Daniel W.

Cutting by use of rotating axially moving tool

With work-engaging structure other than tool or tool-support

Work-gripping clamp

269111, 408109, B23B 4100

Patent

active

051142830

ABSTRACT:
The invention relates to an attachment piece designed to fit onto conventional bushing tools in order to securely hold a worn spring barrel of a clock for a bushing operation. The attachment piece comprises a plate, a pair of clamps, and a pair of cross pieces that are secured onto the spring barrel through the use of the clamps. The plate is a flat surface that is capable of being secured to the conventional clamps now in use on state-of-the-art clock bushing tools.

REFERENCES:
patent: 1033758 (1912-07-01), Howell
patent: 4060333 (1977-11-01), White

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