Ervin M Rickert from 1922 Otsego Dr, Fort Wayne, IN 46825, age 87, Phone: 2194835535

view source

Low Grade Material Axle Shaft
view source
US Patent:

48203572, Apr 11, 1989
Filed:

Mar 10, 1988
Appl. No.:

7/166178
Inventors:

Kent E. Davison - Columbia City IN
Ervin M. Rickert - Fort Wayne IN
Assignee:

Dana Corporation - Toledo OH
International Classification:

C21D 800
US Classification:

148 124
Abstract:

A new SAE 1541M alloy steel composition consisting essentially of 0. 40-0. 48% carbon, 1. 35-1. 61% maganese, 0. 16-0. 30% silicon, 0-0. 23% chromium and the balance iron and other materials not affecting hardenability of the steel, especially adapted for forming axle shafts in the 1. 70-2. 05" diameter range to be used as drive axles with an axle load carrying capacity between 30,000 and 44,000 pounds.

Low Grade Material Axle Shaft
view source
US Patent:

48957003, Jan 23, 1990
Filed:

Sep 6, 1988
Appl. No.:

7/240629
Inventors:

Kent E. Davison - Columbia City IN
Ervin M. Rickert - Fort Wayne IN
Assignee:

Dana Corporation - Toledo OH
International Classification:

C22C 3804
C22C 3806
US Classification:

420 8
Abstract:

A new SAE 1541M alloy steel composition consisting essentially of 0. 40-0. 48% carbon, 1. 35-1. 61% maganese, 0. 16-0. 30% silicon, 0-0. 23% chromium and the balance iron and other materials not affecting hardenability of the steel, especially adapted for forming axle shafts in the 1. 70-2. 05" diameter range to be used as drive axles with an axle load carrying capacity between 30,000 and 44,000 pounds.