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US Patent: 1,301,891
Valve Refacing Tool
Patentee:
Frans O. Albertson (exact or similar names) - Sioux City, IA

USPTO Classifications:
82/172

Tool Categories:
specialty tools : valve grinding tools

Assignees:
Albertson & Co. - Sioux City, IA

Manufacturer:
Albertson & Co. - Sioux City, IA

Witnesses:
Andrew Wintercom
Earl F. Pierce
Kathleen C. Downs
Alvah L. Chesebro

Patent Dates:
Applied: Jul. 19, 1918
Granted: Apr. 29, 1919

Patent Pictures:
Frans O. Albertson patent April 29, 1919
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Description:
Hand cranked valve refacing tool similar to Albertson's earlier patent (no. 1,285,573). This patent's application was filed while the other patent was pending. A central focus in this patent is the placement of the cutter to eliminate "chattering" during the cutting operation.

This patent was referenced in some advertising for the "Little Sioux Ford Tool Set," which included the oscillating valve grinder in patent no. 1,282,018.

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