US Patent: 1,551,501 - Rule Center Hinge


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US Patent: 1,551,501

Measuring Rule
Rule Center Hinge

Patentee:

William Lewis Hurlburt (exact or similar names) - New Britain, CT

USPTO Classifications:

33/496

Tool Categories:

rules : folding rules : folding rule joints

Assignees:

The Stanley Works - New Britain, CT

Manufacturer:

The Stanley Works - New Britain, CT

Witnesses:

Unknown

Patent Dates:
Granted:	Aug. 25, 1925

Patent Pictures:

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Report data errors or omissions to steward Russ Allen.
"Vintage Machinery" entry for The Stanley Works

Description:

Hinge and saw kerf is modified to reduce the depth of cut for the hinge leaf inserted in the wood. The hinge leaf now has two distinct semicircular projections instead of one larger one.