Claims
- 1. A method of making a cylindrical shaped, hollow, permanent mandrel suitable for surficial electrodeposition of a xerographic belt substrate of nickel comprising,
- a. providing a cylindrical, hollow, core member consisting essentially of a material selected from the group consisting of aluminum and aluminum alloys,
- b. providing a removable sleeve consisting essentially of nickel and stainless steel with a thickness of about 10 to 60 mils, which will conform to the dimensions of said core member, said outer surface of said sleeve containing aa chromium coating from about 100 .times. 10.sup.-.sup.6 to 2000 .times. 10.sup.-.sup.6 inches thick, and
- c. shrink fitting said sleeve over said core member to achieve an interference fit of said sleeve with said core while said sleeve remains removable from said core.
Parent Case Info
This is division of application Ser. No. 265,918, filed June 23, 1972, now U.S. Pat. No. 3,905,500, which is a continuation-in-part of our copending application U.S. Ser. No. 89,215, filed Nov. 13, 1970, now abandoned.
US Referenced Citations (9)
Divisions (1)
|
Number |
Date |
Country |
Parent |
265918 |
Jun 1972 |
|
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
89215 |
Nov 1970 |
|