发明名称 |
DIAPHRAGM ACTUATORS HAVING ADJUSTABLE ACTUATION FORCE |
摘要 |
Diaphragm actuators having adjustable actuation force are disclosed herein. An example apparatus includes a spring seat coupled to a diaphragm of an actuator. The spring seat is to contact a spring and is to be coupled to a stem. The diaphragm is to displace the stem based on a force provided to the diaphragm, and the stem is to control a fluid valve. The example apparatus also includes an adjuster to adjust an amount of force provided to the spring seat by the spring. |
申请公布号 |
US2015260306(A1) |
申请公布日期 |
2015.09.17 |
申请号 |
US201414216125 |
申请日期 |
2014.03.17 |
申请人 |
Fisher Controls International LLC |
发明人 |
Arnold David Anthony;Adams Daniel Martin |
分类号 |
F16K31/126 |
主分类号 |
F16K31/126 |
代理机构 |
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代理人 |
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主权项 |
1. An apparatus comprising:
a spring seat coupled to a diaphragm of an actuator, the spring seat to contact a spring and to be coupled to a stem, the diaphragm to displace the stem based on a force provided to the diaphragm, the stem to control a fluid valve; and an adjuster to adjust an amount of force provided to the spring seat by the spring. |
地址 |
Marshalltown IA US |