Invention Grant
- Patent Title: Air valve adjusting switch assembly
- Patent Title (中): 空气阀调节开关总成
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Application No.: US12128829Application Date: 2008-05-29
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Publication No.: US08011640B2Publication Date: 2011-09-06
- Inventor: Yuan-Yung Lee
- Applicant: Yuan-Yung Lee
- Applicant Address: TW Taipei
- Assignee: Pacific Hospital Supply Co., Ltd.
- Current Assignee: Pacific Hospital Supply Co., Ltd.
- Current Assignee Address: TW Taipei
- Agent Roger H. Chu
- Main IPC: F16K5/10
- IPC: F16K5/10
Abstract:
The present invention relates to an air valve, including a valve body, an air valve adjusting pipe, an adjusting bolt, an airtight ring and a screw cap. With the geometric shapes of the air valve adjusting pipe and the adjusting bolt, the airtight ring installed onto the adjusting bolt is in contact with the internal wall of the air valve adjusting pipe to achieve a totally airtight effect and adjusting the level of airtightness.
Public/Granted literature
- US20090294714A1 AIR VALVE ADJUSTING SWITCH ASSEMBLY Public/Granted day:2009-12-03
Information query
