US3159109A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy
Assignee: Individual
•
Filing: 1960-03-30
•
Granted: 1964-12-01
•
Expires: 1980-03-30
Abstract
No abstract record available.
Inventors
- 👤 Robert P Braverman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:12
CPC Classifications
A; A63; A63H; A63H18/00; A63H18/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
259 words
A MINIATURE RACING VEHICLE FOR USE OF A RACING TRACK WHICH SUPPLIES THE NECESSARY DRIVING CURRENT THERETO DURING THE TRAVEL OF THE VEHICLE ALONG THE TRACK, WHICH VEHICLE COMPRISES AN ELONGATED FRAME STRUCTURE INCLUDING A PAIR OF SPACED APART LONGITUDINALLY EXTENDING FRAME MEMBERS OF SPACED APART MAGNETIZABLE MATERIAL, A FIRST PARI OF ELECTRICALLY NONCONDUCTIVE WHEELS ROTATABLY SECURED TO SAID FRAME STRUCTURE ADJACENT ONE LONGITUDINAL EXTREMITY THEREOF, A SECOND PAIR OF ELECTRICALLY NONCONDUCTIVE WHEELS ROTATABLY SECURED TO SAID FRAME STRUCTURE ADJACENT THE OTHER LONGITUDINAL EXTREMITY THEREOF, A ROTOR HAVING AN ARMATURE WINDING WOUND THEREABOUT, MEANS MOUNTING SAID ROTOR WITHIN SAID FRAME STRUCTURE BETWEEN SAID FRAME MEMBERS SO THAT SAID ROTOR IS FREE TO ROTATE ABOUT AN AXIS GENERALLY PARALLEL TO SAID FRAME MEMBERS AND THE LONGITUDINAL AXIS OF SAID FRAME STRUCTURE, MEANS CONNECTING SAID ROTOR TO SAID FIRST PAIR OF WHEELS SO THAT ROTATION OF SAID ROTOR EFFECTS A CORRESPONDING ROTATION OF SAID WHEELS, A PLURALITY OF PERMANENT MAGNETS, MEANS MOUNTING SAID PERMANENT MAGNETS WITHIN SAID FRAME STRUCTURE IN ENGAGEMENT WITH SAID FRAME MEMBERS AND LONGITUDINALLY SPACED FROM SAID ROTOR SO THAT A MAGNETIC FIELD IS PROVIDED FOR SAID ROTOR THROUGH SAID FRAME MEMBERS, MEANS CONNECTED TO SAID ARMATURE WINDING FOR SUPPLYING CURRENT THERETO, AND TRACK CONNECTING MEMBER SECURED TO SAID FRAME STRUCTURE ADJACENT THE SECOND PAIR OF WHEELS FOR PIVOTAL MOVEMENT RELATIVE THERETO, SAID CONNECTING MEMBER BEING ENGAGEABLE WITH THE TRACK WHEREALONG THE VEHICLE IS DRIVEN SO THAT SAID VEHICLE IS GUIDED ALONG THE TRACK AND CURRENT IS SUPPLIED THEREFROM THROUGH SAID CURRENT SUPPLYING MEANS TO SAID ARMATURE WINDING.
Claim 2
Dependent Claim
259 words
A MINIATURE RACING VEHICLE FOR USE OF A RACING TRACK WHICH SUPPLIES THE NECESSARY DRIVING CURRENT THERETO DURING THE TRAVEL OF THE VEHICLE ALONG THE TRACK, WHICH VEHICLE COMPRISES AN ELONGATED FRAME STRUCTURE INCLUDING A PAIR OF SPACED APART LONGITUDINALLY EXTENDING FRAME MEMBERS OF SPACED APART MAGNETIZABLE MATERIAL, A FIRST PARI OF ELECTRICALLY NONCONDUCTIVE WHEELS ROTATABLY SECURED TO SAID FRAME STRUCTURE ADJACENT ONE LONGITUDINAL EXTREMITY THEREOF, A SECOND PAIR OF ELECTRICALLY NONCONDUCTIVE WHEELS ROTATABLY SECURED TO SAID FRAME STRUCTURE ADJACENT THE OTHER LONGITUDINAL EXTREMITY THEREOF, A ROTOR HAVING AN ARMATURE WINDING WOUND THEREABOUT, MEANS MOUNTING SAID ROTOR WITHIN SAID FRAME STRUCTURE BETWEEN SAID FRAME MEMBERS SO THAT SAID ROTOR IS FREE TO ROTATE ABOUT AN AXIS GENERALLY PARALLEL TO SAID FRAME MEMBERS AND THE LONGITUDINAL AXIS OF SAID FRAME STRUCTURE, MEANS CONNECTING SAID ROTOR TO SAID FIRST PAIR OF WHEELS SO THAT ROTATION OF SAID ROTOR EFFECTS A CORRESPONDING ROTATION OF SAID WHEELS, A PLURALITY OF PERMANENT MAGNETS, MEANS MOUNTING SAID PERMANENT MAGNETS WITHIN SAID FRAME STRUCTURE IN ENGAGEMENT WITH SAID FRAME MEMBERS AND LONGITUDINALLY SPACED FROM SAID ROTOR SO THAT A MAGNETIC FIELD IS PROVIDED FOR SAID ROTOR THROUGH SAID FRAME MEMBERS, MEANS CONNECTED TO SAID ARMATURE WINDING FOR SUPPLYING CURRENT THERETO, AND TRACK CONNECTING MEMBER SECURED TO SAID FRAME STRUCTURE ADJACENT THE SECOND PAIR OF WHEELS FOR PIVOTAL MOVEMENT RELATIVE THERETO, SAID CONNECTING MEMBER BEING ENGAGEABLE WITH THE TRACK WHEREALONG THE VEHICLE IS DRIVEN SO THAT SAID VEHICLE IS GUIDED ALONG THE TRACK AND CURRENT IS SUPPLIED THEREFROM THROUGH SAID CURRENT SUPPLYING MEANS TO SAID ARMATURE WINDING.
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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) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |