Gauge pointer with integrated shape memory alloy actuator
US7082890B2 · kind B2 · utility
10Cited by
111References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 2004 |
| Grant date | Aug 1, 2006 |
| Priority date | — |
| Expiry date | May 3, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01D2213/10
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An actuated gauge pointer that includes a shape memory alloy element configured to move the gauge pointer when activated is provided. The actuated gauge pointer includes a first shape memory alloy element disposed within the perimeter of the gauge pointer housing. Additionally, the actuated gauge pointer may include a second shape memory alloy element to provide temperature compensation, and a bias member to return the gauge pointer to an initial condition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.