US Patent: 1,524,474 - Feeler Gauge


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US Patent: 1,524,474

Feeler Gauge

Patentee:

Fred Buck (exact or similar names) - Saginaw, MI

USPTO Classifications:

33/495, 33/562

Tool Categories:

gauges

metalworking tools : machinist tools : measuring tools : thread gages

Assignees:

Lufkin Rule Company - Saginaw, MI

Manufacturer:

Lufkin Rule Company - Saginaw, MI

Witnesses:

Unknown

Patent Dates:
Applied:	Jan. 03, 1922
Granted:	Jan. 27, 1925

Patent Pictures:

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Description:

Patent is applicable to any gauge that has multiple leaves that need to be locked in place. Locking mechanism utilizing a internally and externally threaded screw through the pivot point and a nut the applies the force to secure the leaves in place. Utilized on Lufkin's No 74C thread gauge.