DISPLACEMENT SENSOR FOR A ROD
First Claim
Patent Images
1. A displacement sensor (100), comprising:
- a rod (103) including a graduated magnetically anomalous region (105); and
a magnetic sensor (110) located in close proximity to the graduated magnetically anomalous region (105), wherein the magnetic sensor (110) generates a positional signal that is related to the position of the graduated magnetically anomalous region (105) in relation to the magnetic sensor (110).
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Abstract
A displacement sensor (100) is provided according to the invention. The displacement sensor (100) includes a rod (103) including a graduated magnetically anomalous region (105) and a magnetic sensor (110) located in close proximity to the graduated magnetically anomalous region (105). The magnetic sensor (110) generates a positional signal that is related to the position of the graduated magnetically anomalous region (105) in relation to the magnetic sensor (110).
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Citations
37 Claims
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1. A displacement sensor (100), comprising:
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a rod (103) including a graduated magnetically anomalous region (105); and a magnetic sensor (110) located in close proximity to the graduated magnetically anomalous region (105), wherein the magnetic sensor (110) generates a positional signal that is related to the position of the graduated magnetically anomalous region (105) in relation to the magnetic sensor (110). - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A displacement sensor (100), comprising:
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a rod (103) including a graduated magnetically anomalous region (105); and a magnetic sensor (110) located in close proximity to the graduated magnetically anomalous region (105), with the magnetic sensor (110) comprising; a coupling member (111) comprising two legs (112) and a top end (120); two magnets (114) affixed to bottom leg ends of the two legs (112) of the coupling member (111); and a Hall Effect sensor (116) affixed to the top end (120) of the coupling member (111), wherein the Hall Effect sensor (116) is in magnetic communication with the two magnets (114); wherein the magnetic sensor (110) generates a positional signal that is related to the position of the graduated magnetically anomalous region (105) in relation to the magnetic sensor (110). - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A displacement sensor (100), comprising:
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a rod (103) including a graduated magnetically anomalous insert (105); and a magnetic sensor (110) located in close proximity to the graduated magnetically anomalous insert (105), wherein the magnetic sensor (110) generates a positional signal that is related to the position of the graduated magnetically anomalous insert (105) in relation to the magnetic sensor (110). - View Dependent Claims (23, 24, 25, 26, 27, 28, 29)
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30. A displacement sensor (100), comprising:
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a substantially magnetic rod (103) including a graduated bore portion (105); and a magnetic sensor (110) located in close proximity to the graduated bore portion (105), wherein the magnetic sensor (110) generates a positional signal that is related to the position of the graduated bore portion (105) in relation to the magnetic sensor (110). - View Dependent Claims (31, 32, 33)
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34. A displacement sensor (100), comprising:
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a substantially magnetic rod (103) including a graduated magnetically anomalous region (105) formed from the rod (103); and a magnetic sensor (110) located in close proximity to the graduated magnetically anomalous region (105), wherein the magnetic sensor (110) generates a positional signal that is related to the position of the graduated magnetically anomalous region (105) in relation to the magnetic sensor (110). - View Dependent Claims (35, 36, 37)
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Specification