Method for removing hard head from cylinders and locks using tub

Details Method for removing hard head from cylinders and locks using tub Method for removing hard head from cylinders and locks using tub

1988-02-16

1989-05-09

Rosenbaum, Mark

Metal working

Method of mechanical manufacture

Disassembling

2940219, 294265, 70417, 70422, B23P 1902

Patent

active

048275930

ABSTRACT:
A method for removing the hard head from the center core of cylinders and locks using tubular keys, is provided and consists of using the head breaker tool having an aperture with a guide key to go over the hard head of center core, two flat surfaces to engage a standard open and wrench for turning hard head tool to break hard head from center core giving clear access for easy drilling to gain entry through said cylinders and locks.

REFERENCES:
patent: 4194286 (1980-03-01), Kearns
patent: 4261093 (1981-04-01), Steffen et al.
patent: 4307983 (1981-12-01), Blough et al.
patent: 4339863 (1982-07-01), Block
patent: 4586233 (1986-05-01), Markisello
patent: 4682398 (1987-07-01), Markisello

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