Abstract
An offset planetary pump fabricated in five-level polysilicon surface micromachining is introduced The pump consists of a ring gear enclosing two planetary gears and an offset sun gear, which generates pumping due to its eccentric rotation. The pump is driven by an electrostatically actuated comb-drive microengine and mechanical power is transmitted to the ring gear through a micro gear train. The paper presents a derivation of pump capacity and the detailed design of its mechanical elements, demonstrating the implementation of relatively advanced mechanical functions in multi-level surface micromachining, including axial roller bearing support, fluidic seal and planetary gear transmission.
| Original language | English |
|---|---|
| Pages | 3085-3090 |
| Number of pages | 6 |
| Publication status | Published - 2001 |
| Externally published | Yes |
| Event | 2001 ASME International Mechanical Engineering Congress and Exposition - New York, NY, United States Duration: Nov 11 2001 → Nov 16 2001 |
Other
| Other | 2001 ASME International Mechanical Engineering Congress and Exposition |
|---|---|
| Country/Territory | United States |
| City | New York, NY |
| Period | 11/11/01 → 11/16/01 |
ASJC Scopus subject areas
- General Engineering
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