Patent · US Active

Head gimbal assembly with damping material

US11854583B2 · kind B2 · utility

0Cited by

5References

17Claims

0Family size

Assignee

Regents of the University of Minnesota · US

Inventors

Michael C. McAlpine · Minneapolis, US
Ghazaleh Haghiashtiani · Minneapolis, US
Zhijie Zhu · Shanghai, CN

Key dates

Filing date	Mar 29, 2021
Grant date	Dec 26, 2023
Priority date	—
Expiry date	Mar 29, 2041

Classification

Technology area (CPC G)Physics
CPC primaryG11B33/08
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

The disclosure describes a head gimbal assembly including a suspension and a damping layer on a surface of the suspension. The suspension may include a slider mount configured to establish mechanical communication with a slider and the layer may be displaced from the slider mount. The layer may be configured to provide passive damping or active damping.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.