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US 4,059,883 AGranted
Apparatus for removing an ignition key cylinder
AssigneeMilton English
InventorRay L. Osborne
Life of this patent
Estimating the term…
Abstract
An apparatus for removing an ignition key or lock cylinder containing a shaft. A collet assembly which can grasp an ignition key cylinder or lock cylinder is also mounted on the shaft. An annulus is mounted on the collet assembly for maintaining a secure engagement on the ignition key cylinder and a casing is mounted over the collet assembly shaft and annulus.
Claims4
An apparatus for removing a lock cylinder, comprising;
- a collet assembly, said collet assembly having a conical base portion having resilient collet fingers, said collet fingers having an inwardly projecting lip,
- a shaft, said shaft connected to said collet base portion and having an external thread portion,
- an annulus having an internal thread engaging said external thread portion and having a shoulder, said annulus engaging said collet base portion to thereby bias said collet fingers inwardly,
- a casing, said casing extending at least partially about said collet assembly,
- a lever, said lever engaging said shaft,
- said lever bearing against said casing so that tightening of said lever causes said collet assembly to be drawn into said casing.
3 more elements
Dependencies are inferred from the claim text.