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US3201737A Expired / Lapsed US ⏱️ 0.0 years remaining

Gear-adjusted variable resistor

Assignee: Bourns Inc
•
Filing: 1962-11-13
•
Granted: 1965-08-17
•
Expires: 1982-11-13
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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.

References Cited (Backward Citations)

US3124777A Cited
US2419952A Cited
US2873509A Cited
US2884506A Cited
US2974299A Cited
US3054077A Cited
US3105949A Cited
US3111640A Cited

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

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