1. The front brake drum was redesigned to allow a larger braking surface. 2. Walther became interested in the development of brake drum design and construction. 3. The brake drums and back plates were designed specifically for the Loyd. 4. Cast steel ribbed brake drums ; cast alloy brake shoes; cast iron segments lining. 5. In bad cases this ridge can make the brake drum captive. 6. It is located between the brake drums or discs and the drive axle. 7. The brake drums are cast aluminum with cast-in iron braking surfaces. 8. In the mid-1920s, Walther engineered and obtained patents for an improved truck brake drum . 9. The brake drums were also modified with alloy fins for better cooling and braking. 10. However the environment inside the brake drum can be very tough on electric parts.
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