US3201737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear-adjusted variable resistor
Assignee: Bourns Inc
•
Filing: 1962-11-13
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Granted: 1965-08-17
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Expires: 1982-11-13
Abstract
No abstract record available.
Inventors
- 👤 Victor G Mathison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:32
CPC Classifications
H; H01; H01C; H01C10/00; H01C10/14; Y; Y10; Y10S; Y10S338/00; Y10S338/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
215 words
A VARIABLE RESISTOR COMPRISING: A BASE MEMBER OF MOLDED ELECTRICALLY INSULATIVE MATERIAL, SAID BASE MEMBER INCLUDING A FLAT WALL-LIKE PORTION AND AN INTEGRAL OUTSTANDING PORTION DISPOSED AT A RIGHT ANGLE TO SAID WALL-LIKE PORTION; A ROD-LIKE CONDUCTIVE TERMINAL MEMBER MOUNTED IN SAID OUTSTANDING PORTION OF SAID BASE MEMBER AND HAVING A PORTION EXPOSED AT THE EXTERIOR OF SAID OUTSTANDING PORTION; A CONDUCTIVE STUD HAVING A BASE PORTION DISPOSED ON SAID OUTSTANDING PORTION OF SAID BASE AND FUSIONUNITED TO THE EXPOSED PORTION OF SAID TERMINAL MEMBER, WHEREBY TO SUPPORT THE STUD PERPENDICULARLY OF SAID TERMINAL MEMBER AND ELECTRICALLY CONNECT THE STUD TO SAID TERMINAL MEMBER; ROTARY MEANS, INCLUDING A ROTARY CONTACT DEVICE, HAVING A CONTACT, ROTATABLY MOUNTED ON SAID STUD AND CONDUCTIVELY CONNECTED THEREWITH; RESISTANCE MEANS, INCLUDING A RESISTANCE ELEMENT SECURED TO SAID BASE MEMBER AND DISPOSED TO BE BRUSHED BY SAID CONTACT AND HAVING AT LEAST ONE TERMINAL; MEANS, INCLUDING COVER MEANS COOPERATING WITH SAID BASE MEMBER TO ENCLOSE SAID ROTARY MEANS AND RESISTANCE ELEMENT FOR PROTECTION OF THE LATTER; AND DRIVER MEANS ROTATABLY SUPPORTED ON SAID COVER MEANS AND ENGAGING SAID ROTARY MEANS FOR ROTATING SEAID ROTARY MEANS, WHEREBY THE RESISTANCE EXHIBITED BETWEEN SAID TERMINAL AND SAID TERMINAL MEMBER IS VARIED BETWEEN LIMITS INCIDENT TO ROTATION OF SAID ROTARY MEANS BY AID DRIVER MEANS.
Claim 2
Dependent Claim
215 words
A VARIABLE RESISTOR COMPRISING: A BASE MEMBER OF MOLDED ELECTRICALLY INSULATIVE MATERIAL, SAID BASE MEMBER INCLUDING A FLAT WALL-LIKE PORTION AND AN INTEGRAL OUTSTANDING PORTION DISPOSED AT A RIGHT ANGLE TO SAID WALL-LIKE PORTION; A ROD-LIKE CONDUCTIVE TERMINAL MEMBER MOUNTED IN SAID OUTSTANDING PORTION OF SAID BASE MEMBER AND HAVING A PORTION EXPOSED AT THE EXTERIOR OF SAID OUTSTANDING PORTION; A CONDUCTIVE STUD HAVING A BASE PORTION DISPOSED ON SAID OUTSTANDING PORTION OF SAID BASE AND FUSIONUNITED TO THE EXPOSED PORTION OF SAID TERMINAL MEMBER, WHEREBY TO SUPPORT THE STUD PERPENDICULARLY OF SAID TERMINAL MEMBER AND ELECTRICALLY CONNECT THE STUD TO SAID TERMINAL MEMBER; ROTARY MEANS, INCLUDING A ROTARY CONTACT DEVICE, HAVING A CONTACT, ROTATABLY MOUNTED ON SAID STUD AND CONDUCTIVELY CONNECTED THEREWITH; RESISTANCE MEANS, INCLUDING A RESISTANCE ELEMENT SECURED TO SAID BASE MEMBER AND DISPOSED TO BE BRUSHED BY SAID CONTACT AND HAVING AT LEAST ONE TERMINAL; MEANS, INCLUDING COVER MEANS COOPERATING WITH SAID BASE MEMBER TO ENCLOSE SAID ROTARY MEANS AND RESISTANCE ELEMENT FOR PROTECTION OF THE LATTER; AND DRIVER MEANS ROTATABLY SUPPORTED ON SAID COVER MEANS AND ENGAGING SAID ROTARY MEANS FOR ROTATING SEAID ROTARY MEANS, WHEREBY THE RESISTANCE EXHIBITED BETWEEN SAID TERMINAL AND SAID TERMINAL MEMBER IS VARIED BETWEEN LIMITS INCIDENT TO ROTATION OF SAID ROTARY MEANS BY AID DRIVER MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |