Tractor Truck Frame (Patent No: 189722)
Inventor: Jack, Greville Keith Location: Calgary Comments: N/A Description: Greville Keith Jack, John McKinley Key, Joseph George Edwards, and Walter Oscar Brown, co-inventors, all of Calgary, Alberta, Canada, 22nd April, 1919; 6 years. Filed 29th June, 1917. Receipt No. 281,567.
Claim.—1. In a device of the class described, the combination with a motor driven chassis, of an auxiliary frame converging at its forward end to said chassis and adjustably secured thereto and sectionally formed at its rear end to admit of sleeve coupled extensions, adjustable hanger brackets movable on said frame and adapted to support the rear axle of the chassis, adjustable bearings for the rear axle of the running gear adapted to move along said sectional portion on removing the sleeve couplings, a transverse draft bar extending between coupling sleeves, a draft bracket clamped to said transverse bar and crossed struts extending from the ends of said draft bracket and secured to the sides of the frame.
Claim allowed, 1.
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