Claims
- 1. A method for making a suspension assembly, comprising disposing a liquid crystal polymer layer between and in intimate contact with a support and an electrically conductive layer.
- 2. A method for making a disk drive suspension assembly as in claim 1, further comprising etching the support and the electrically conductive layer to form an etched assembly; and rinsing the etched assembly to remove etching solution therefrom.
- 3. A method for making a disk drive suspension assembly as in claim 1, wherein the electrically conductive layer is copper or an alloy thereof.
- 4. A method for making a disk drive suspension assembly as in claim 1, wherein the liquid crystal polymer material is a balanced liquid crystal polymer.
- 5. A method for making a disk drive suspension assembly as in claim 4, wherein the liquid crystal polymer material has a tensile strength in a flow direction versus a direction perpendicular thereto of less than 10:1.
- 6. A method for making a disk drive suspension assembly as in claim 4, wherein the liquid crystal polymer material has a tensile strength in a flow direction versus a direction perpendicular thereto of less than 5:1.
- 7. A method for making a disk drive suspension assembly as in claim 4, wherein the liquid crystal polymer material has a tensile strength in a flow direction versus a direction perpendicular thereto of about 3:1 or less.
- 8. A method for making a disk drive suspension assembly as in claim 4, wherein the liquid crystal polymer material has a coefficient of thermal expansion in a flow direction versus a direction perpendicular thereto of less than 1.5:1.
- 9. A method for making a disk drive suspension assembly as in claim 4, wherein the liquid crystal polymer material has a coefficient of hygrothermal expansion of less than about 10 ppm/% RH.
- 10. A method for making a disk drive suspension assembly as in claim 4, wherein the liquid crystal polymer material has a coefficient of hygrothermal expansion of less than about 5 ppm/% RH.
- 11. A method for making a disk drive suspension assembly as in claim 4, wherein the liquid crystal polymer has a dielectric constant which is substantially unaffected by changes in humidity.
- 12. A suspension assembly comprising
a mount plate having a load beam mounted thereon, and a circuit element disposed on the load beam; wherein the load beam comprises a liquid crystal polymer material disposed between, and in intimate contact with a first metal layer and a second metal layer.
- 13. A suspension assembly as in claim 12, wherein the first metal layer, the second metal layer, or both, is stainless steel.
- 14. A suspension assembly as in claim 12, wherein the first metal layer and the second metal layer have a thickness of about 30 micrometers to about 70 micrometers.
- 15. A suspension assembly as in claim 12, wherein the thickness of the first metal layer is different from the thickness of the second metal layer.
- 16. A suspension assembly as in claim 12, wherein the liquid crystal polymer material is a balanced liquid crystal polymer.
- 17. A suspension assembly as in claim 16, wherein the liquid crystal polymer material has a tensile strength in a flow direction versus a direction perpendicular thereto of less than 10:1.
- 18. A suspension assembly as in claim 16, wherein the liquid crystal polymer material has a tensile strength in a flow direction versus a direction perpendicular thereto of less than 5:1.
- 19. A suspension assembly as in claim 16, wherein the liquid crystal polymer material has a tensile strength in a flow direction versus a direction perpendicular thereto of about 3:1 or less.
- 20. A suspension assembly as in claim 16, wherein the liquid crystal polymer material has a coefficient of thermal expansion in a flow direction versus a direction perpendicular thereto of less than 1.5:1.
- 21. A suspension assembly as in claim 16, wherein the liquid crystal polymer material has a coefficient of hydgrothermal expansion of less than about 10 ppm/% RH.
- 22. A suspension assembly as in claim 16, wherein the liquid crystal polymer material has a coefficient of hygrothermal expansion of less than about 5 ppm/% RH.
- 23. A suspension assembly as in claim 16, wherein the liquid crystal polymer material has a dielectric constant which is substantially unaffected by changes in humidity.
- 24. A suspension assembly as in claim 12, wherein the liquid crystal polymer material comprises more than one layer of liquid crystal polymer.
- 25. A suspension assembly as in claim 12, wherein the liquid crystal polymer material has a thickness of about 10 to about 50 micrometers.
- 26. A method for making a suspension assembly, comprising
disposing a liquid crystal polymer layer a first metal layer and a second metal layer; and mounting the load beam onto a mount plate.
CROSS-REFERENCE TO RELATED APPLICATIONS
[0001] This application claims the benefit of the filing date of U.S. application Ser. No. 09/413,221, which in turn claims the benefit of the filing date of U.S. Provisional Application Serial No. 60/105,212 filed Oct. 22, 1998, the entire contents of both applications being incorporated herein by reference.
Provisional Applications (1)
|
Number |
Date |
Country |
|
60105212 |
Oct 1998 |
US |
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
09413221 |
Oct 1999 |
US |
Child |
10017708 |
Dec 2001 |
US |