美國
US 12,702,814 B1
Pressure controlled valve
US 12,702,814 B1 是美國專利商標局(USPTO)的核准專利,日期 2026-08-11。申請人:Minivalve International B.V.。PDF 可在本頁下載,未登入每天最多 5 篇。
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- 申請人
- Minivalve International B.V.
- 發明人
- Peter Lodewijk Joannes Nijland; Niels Scholten; Dimitrios Christianus Siepman; Jeffrey A. Carlisle; Miranda N. Bakos
- 公開日
- 2026-08-11
- 申請日
- 2025-03-31
- 文件種類
- B1 核准公告
- 也寫作
- US 12,702,814 B1 · US12702814 · 12702814
摘要
A medical valve has a first port, a second port, a control port, and a fluid channel the ports. The valve also has a normally non-flat diaphragm within a housing configured to isolate the control port from the fluid channel, first port, and the second port. The diaphragm controls fluid flow through the fluid channel in response to four forces: 1. a first force generated on the diaphragm from a differential fluid pressure between the first port and the control port times the exposed surface area of the diaphragm, 2.…
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專利局網站: 美國專利商標局(USPTO)