美國
US 12,697,443 B2
Air detection method for pumps with volume measurement
US 12,697,443 B2 是美國專利商標局（USPTO）的核准專利，日期 2026-08-04。申請人：CareFusion 303, Inc.。PDF 可在本頁下載，未登入每天最多 5 篇。
- 申請人
- CareFusion 303, Inc.
- 發明人
- Frank CAI
- 公開日
- 2026-08-04
- 申請日
- 2023-05-09
- 文件種類
- B2 核准公告
- 也寫作
- US 12,697,443 B2 · US12697443 · 12697443
摘要
Methods of air detection in pumps are described herein. In certain embodiments, a pump for detecting air includes a plunger, a plunger air detection module, a camshaft, and a first biasing member. The plunger is movable to selectively engage a tubing segment with a fluid. The plunger air detection module is disposed within the plunger. The camshaft is configured to move the plunger between an engaged position in contact with the tubing segment and a disengaged position spaced apart from the tubing segment.…
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專利局網站： 美國專利商標局（USPTO）