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US Patent: 1,577,317
Belt Tightener with Rapid Belt Tension Release
Patentee: Wilhelm Jardh (exact or similar names) - Los Angeles, Los Angeles County, CA USPTO Classifications: 474/113 Tool Categories: metalworking machines : metalworking machine mechanisms metalworking machines : metal lathes : engine lathes Assignees: Axelson Machine Co. - Los Angeles, Los Angeles County, CA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 02, 1923 Granted: Mar. 16, 1926 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Axelson Machine Co.

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