Sensor with molded sensor diaphragm cover
First Claim
1. A diaphragm cover apparatus for a sensor, comprising:
- a diaphragm associated with a sensor cover and a base located proximate to said sensor cover; and
a dimple located centrally inward and within said diaphragm, wherein said dimple comprise a component that is separate from said diaphragm and wherein said dimple contacts a sense element of said sensor.
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Accused Products
Abstract
A diaphragm cover apparatus and method for a sensor are disclosed. A sensor cover is located proximate to a base. A dimple can be located centrally within the cover, wherein the dimple comprises a component that is separate from the sensor cover and diaphragm. The dimple contacts a sense element of the sensor. Additionally, a foil can be adapted for use in blocking air permeation through the sensor diaphragm, when the sensor experiences pressure. An over mold diaphragm is generally located as part of the sensor cover. The dimple itself comprises a highly polished surface to reduce stress concentrators from contacting the sense element. The dimple can be formed from materials such as stainless steel, ceramic and the like to optimize the performance of the sensor.
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Citations
20 Claims
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1. A diaphragm cover apparatus for a sensor, comprising:
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a diaphragm associated with a sensor cover and a base located proximate to said sensor cover; and
a dimple located centrally inward and within said diaphragm, wherein said dimple comprise a component that is separate from said diaphragm and wherein said dimple contacts a sense element of said sensor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A sensor diaphragm cover apparatus for a sensor, comprising:
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an over-mold diaphragm located within a sensor cover and a base located proximate to said sensor cover;
a dimple located centrally inward and within said sensor cover, wherein said dimple comprise a component that is separate from diaphragm, wherein said dimple contacts quartz sense element of said sensor, and wherein said dimple comprises a highly polished surface to reduce stress concentrators; and
a foil for locking air permeation through said diaphragm when said sensor experiences pressure. - View Dependent Claims (12, 13)
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14. A method for molding a diaphragm cover apparatus for a sensor, said method comprising the steps of:
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locating a sensor cover proximate to a base;
molding a diaphragm within said sensor cover; and
establishing a dimple centrally inward and within said cover, wherein said dimple comprise a component that is separate from sensor cover and wherein said dimple contacts sense element of said sensor. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification