Gears - How its Made

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Hendey Gear Repair
Now with increased volume! Hopefully. Repairing a pinon gear on a Hendey lathe that was built in June of 1910. The broken tooth was ground out and filled with silicon bronze braze and the tooth recut. For information on how to do this repair I watched several videos by Keith Fenner and Keith Rucker. This was my first attempt at cutting gear teeth and silicon bronze brazing. Thanks to youtube creators that are willing to share their expertise, the rest of us can tackle things that would have been very difficult to learn before the advent of this technology. Here is Keith Fenner's video series on gear cutting and repair. vw2Wrv0y Here is Keith Rucker's videos on gear repair Following the links to recommended videos from the channels below will take you to all kinds of machining wonders. This Old Tony - Keith Fenner - Turnwright Machine Works Tom Lipton - oxtoolco Adam Booth - ABOM79 Keith Rucker - Vintage Machinery Lyle Peterson - mrpete222 - Tubalcain myfordboy

Railroad thermite welding
Rail thermite welding in Storfors, Sweden. Schienenschweissen in Storfors, Schweden Rälssvetsning på Inlandsbanan i Storfors

Comp Cams - How it's Made
Competition Cams, one of the industry leaders in performance engine equipment, walks PowerTV through the complex process of designing, creating and manufacturing its high performance cam shafts.

One Of Largest Military Cargo Aircraft in the World
One Of Largest Military Cargo Aircraft in the World The Boeing C-17 Globemaster III military airlift aircraft is a high-wing, four-engine, T-tailed military transport vehicle capable of carrying payloads up to 169,000lb (76,657kg). It has an international range and the ability to land on small airfields. A fully integrated electronic cockpit and advanced cargo system allows a crew of three (the pilot, co-pilot and loadmaster) to operate all systems on any type of mission. External Dimensions - Wingspan to Winglet Tip: 169.8 ft (51.74 m) - Length: 174 ft (53.04 m) - Height at Tail: 55.1 ft (16.79 m) - Fuselage Diameter: 22.5 ft (6.86 m) Wing - Area: 3,800 sq. ft. (353 sq. m) - Aspect Ratio: 7.165 - Sweep Angle: 25 degrees - Airfoil Type: Supercritical - Flaps: Fixed-vane, double-slotted, simple-hinged Horizontal Tail - Area: 845 sq. ft. (78.50 sq. m) - Span: 65 feet (19.81 m) - Aspect Ratio: 5.0 - Sweep: 27 degrees Seating - Sidewall (Permanently Installed): 54 (27 each side, 18 inches wide, 24 inch spacing center to center) - Centerline (stored on board): 48 (in sets of six back-to-back, 8 sets) - Palletized: 80 on 8 pallets, plus 54 passengers on sidewall seats