EP0268030A3 - Potentiometer or adjustable resistorce - Google Patents
Potentiometer or adjustable resistorce Download PDFInfo
- Publication number
- EP0268030A3 EP0268030A3 EP87112533A EP87112533A EP0268030A3 EP 0268030 A3 EP0268030 A3 EP 0268030A3 EP 87112533 A EP87112533 A EP 87112533A EP 87112533 A EP87112533 A EP 87112533A EP 0268030 A3 EP0268030 A3 EP 0268030A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- operating member
- contact member
- contact
- joint
- potentiometer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/28—Means for indicating the position, e.g. end of stroke
- F15B15/2815—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
- F15B15/2853—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT using potentiometers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/14—Adjustable resistors adjustable by auxiliary driving means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/30—Adjustable resistors the contact sliding along resistive element
- H01C10/38—Adjustable resistors the contact sliding along resistive element the contact moving along a straight path
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Actuator (AREA)
- Adjustable Resistors (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT87112533T ATE77711T1 (en) | 1986-11-15 | 1987-08-28 | POTENTIOMETER OR VARIABLE RESISTANCE. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19863639150 DE3639150A1 (en) | 1986-11-15 | 1986-11-15 | POTENTIOMETER OR CHANGEABLE RESISTANCE |
DE3639150 | 1986-11-15 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0268030A2 EP0268030A2 (en) | 1988-05-25 |
EP0268030A3 true EP0268030A3 (en) | 1989-11-29 |
EP0268030B1 EP0268030B1 (en) | 1992-06-24 |
Family
ID=6314078
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP87112533A Expired - Lifetime EP0268030B1 (en) | 1986-11-15 | 1987-08-28 | Potentiometer or adjustable resistorce |
Country Status (4)
Country | Link |
---|---|
US (1) | US4910491A (en) |
EP (1) | EP0268030B1 (en) |
AT (1) | ATE77711T1 (en) |
DE (2) | DE3639150A1 (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4015720A1 (en) * | 1990-05-16 | 1992-04-09 | Helag Electronic Gmbh | ELECTRICAL TRAVEL OR ANGLE SENSOR |
DE4105703A1 (en) * | 1991-02-21 | 1992-08-27 | Mannesmann Ag | POTENTIOMETER DEVICE |
DE4105702A1 (en) * | 1991-02-21 | 1992-09-03 | Mannesmann Ag | LINEAR SENSOR |
DE4141739A1 (en) * | 1991-12-13 | 1993-06-17 | Mannesmann Ag | Method for operating resistive displacement measuring unit e.g. potentiometer - using movable system elements e.g. piston and rods in cylinder and measuring unit before first working operation is calibrated positionally |
US5589664A (en) * | 1993-09-21 | 1996-12-31 | Temper Corporation | Apparatus for containing electrical components for sensing or measuring magnetic fields |
DE19606609A1 (en) * | 1996-02-22 | 1997-08-28 | Claas Ohg | Hydraulic steering device for self propelled drive machines e.g. forest harvesters or lawn mowers |
ATE447112T1 (en) * | 2001-06-07 | 2009-11-15 | Gefran Spa | ARRANGEMENT OF A POSITION SENSOR IN A PISTON-CYLINDER UNIT |
DE102007046139A1 (en) * | 2007-09-27 | 2009-04-02 | Deere & Company, Moline | Measuring device and measuring method |
US11248427B2 (en) | 2018-08-06 | 2022-02-15 | Schlumberger Technology Corporation | Systems and methods for manipulating wellbore completion products |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0082933A1 (en) * | 1981-12-14 | 1983-07-06 | WABCO Westinghouse Steuerungstechnik GmbH & Co. | Device for sensing the position of a piston in a cylinder |
DE3342492A1 (en) * | 1982-11-24 | 1984-05-24 | CTS Corp., 46514 Elkhart, Ind. | LINEAR POTENTIOMETER AND METHOD FOR THE PRODUCTION THEREOF |
EP0128881A2 (en) * | 1983-03-22 | 1984-12-19 | Hara Production Aktiebolag | Potentiometer device for determining the position of hydraulic pistons and the like |
DE3325400A1 (en) * | 1983-07-14 | 1985-02-14 | Integral Hydraulik & Co, 4000 Düsseldorf | Hydraulic cylinder with internal displacement conversion |
EP0177693A2 (en) * | 1984-10-05 | 1986-04-16 | WABCO Westinghouse Steuerungstechnik GmbH & Co. | Potentiometer |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5821126Y2 (en) * | 1976-08-06 | 1983-05-04 | 電気音響株式会社 | potentiometer |
US4125821A (en) * | 1977-08-05 | 1978-11-14 | Denki Onkyo Company, Limited | Potentiometer providing a non-linear output |
JPS5487561A (en) * | 1977-12-23 | 1979-07-12 | Aisin Seiki | Oil level detector |
JPS57162405A (en) * | 1981-03-31 | 1982-10-06 | Kogyo Gijutsuin | Noncontact potentiometer |
DE3241525A1 (en) * | 1982-11-10 | 1984-05-10 | Wabco Westinghouse Steuerungstechnik GmbH & Co, 3000 Hannover | DEVICE FOR DETECTING THE POSITION OR / AND SPEED OF THE PISTON OF A WORK CYLINDER |
JPS6160135U (en) * | 1984-09-27 | 1986-04-23 | ||
DE3442879C2 (en) * | 1984-11-24 | 1994-09-01 | Wabco Vermoegensverwaltung | Means for detecting the relative position of two parts movable relative to each other |
-
1986
- 1986-11-15 DE DE19863639150 patent/DE3639150A1/en not_active Withdrawn
-
1987
- 1987-08-28 AT AT87112533T patent/ATE77711T1/en not_active IP Right Cessation
- 1987-08-28 DE DE8787112533T patent/DE3780001D1/en not_active Expired - Fee Related
- 1987-08-28 EP EP87112533A patent/EP0268030B1/en not_active Expired - Lifetime
- 1987-11-06 US US07/118,363 patent/US4910491A/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0082933A1 (en) * | 1981-12-14 | 1983-07-06 | WABCO Westinghouse Steuerungstechnik GmbH & Co. | Device for sensing the position of a piston in a cylinder |
DE3342492A1 (en) * | 1982-11-24 | 1984-05-24 | CTS Corp., 46514 Elkhart, Ind. | LINEAR POTENTIOMETER AND METHOD FOR THE PRODUCTION THEREOF |
EP0128881A2 (en) * | 1983-03-22 | 1984-12-19 | Hara Production Aktiebolag | Potentiometer device for determining the position of hydraulic pistons and the like |
DE3325400A1 (en) * | 1983-07-14 | 1985-02-14 | Integral Hydraulik & Co, 4000 Düsseldorf | Hydraulic cylinder with internal displacement conversion |
EP0177693A2 (en) * | 1984-10-05 | 1986-04-16 | WABCO Westinghouse Steuerungstechnik GmbH & Co. | Potentiometer |
Also Published As
Publication number | Publication date |
---|---|
DE3780001D1 (en) | 1992-07-30 |
ATE77711T1 (en) | 1992-07-15 |
EP0268030A2 (en) | 1988-05-25 |
EP0268030B1 (en) | 1992-06-24 |
DE3639150A1 (en) | 1988-05-19 |
US4910491A (en) | 1990-03-20 |
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Legal Events
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Owner name: MANNESMANN REXROTH PNEUMATIK GMBH |
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