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Woodward patent for the SI and PG series governor.

2_563_834.jpg Patent number 2,563,834.ThumbnailsPatent number 2,668,519. SHEET 1 OF 1.Patent number 2,563,834.ThumbnailsPatent number 2,668,519. SHEET 1 OF 1.Patent number 2,563,834.ThumbnailsPatent number 2,668,519. SHEET 1 OF 1.Patent number 2,563,834.ThumbnailsPatent number 2,668,519. SHEET 1 OF 1.

This is just one of dozens of Woodward patents for diesel engine prime mover controls.