US Patent: 1,312,277 - Dividing-Head for Milling-Machines


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US Patent: 1,312,277

Dividing-Head for Milling-Machines

Patentees:

Frank S. Shields (exact or similar names) - Cleveland, Cuyahoga County, OH

John A. Camm (exact or similar names) - Cleveland, Cuyahoga County, OH

USPTO Classifications:

74/396, 74/825

Tool Categories:

metalworking machines : indexers and dividers

metalworking machines : milling machines : milling machine accessories

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Aug. 06, 1917
Granted:	Aug. 05, 1919

Patent Pictures:

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Description:

Claim:

In an apparatus of the type described, the combination of a base and two upright parallel guiding rings thereon, a pair of clamping plates embracing said rings, said rings having their outer edges tapered and said plates having reversely tapered engaging surfaces corresponding to and cooperating with the tapered edges of said rings, a head carried by said plates and adapted to be. damped between said rings, a spindle journaled therein, clamping bolts passing through said plates and head for wedging the clamping plates on to said rings and clamping the head between said rings, and means to turn the spindle.