Lees Bradner Type 12S Vertical Hobbing Installation & Service Manual 1935-1970

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Lees Bradner Type 12S Vertical Hobbing Installation & Service Manual Year (1935-1970)           

This Manual Covers Models:
12S

This Manual Includes:
Original in Faint Purple Lettering in Main Text- Intellectually Sound
14 Large Diagrams Including:
Assembly
Work Center
1970 Mesh, Screw and Nuts
12-S Cutter Arbor Roller Bearing Support Plain Head Only
Index Gear Charts
Cutter Head Unit Assembly
Feed Gear Charts
1937 Single Spindle Automatic Hobbing Machine with Differential Computation of Lead Gearing
Hob Shifter Cutter Head Drive
Plain Cutter Head Drive 1957
1936 Sheet No. 12-S-1004
Main Assembly 1952
Assembly 1954
Assembly 1957
Assembly 1952
Assembly 1942 Sheet No. 1012
Introduction
Cleaning
Leveling
Lubrication
Wiring
Preliminary Set-Up and Set-Up
Gob Centering
Selection of Cut
Determination of Gear Set-Ups and Gearing Calculations
Tailstock
Standard In-Out
Straight Plunge Cut Machine
Combination Cut Machine
Electric Hob Shifter Head Assembly 1000-9
Lubrication Recommendations
This Manual Has 20 Printed Pages.
16 Diagrams
Year 1935-1970