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US3299565A Expired / Lapsed US ⏱️ 0.0 years remaining

Electro-magnetic transport system

Assignee: Individual
•
Filing: 1963-08-06
•
Granted: 1967-01-24
•
Expires: 1983-08-06
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Abstract

No abstract record available.

Inventors

  • 👤 John C Yarashes

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 11:07
CPC Classifications
A; A63; A63F; A63F7/00; A63F7/22; A63F7/36; A63F7/3622; A63F7/0088

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 298 words
IN AN ELECTRO-MAGNETIC TRANSPORT SYSTEM, THE COMBINATION OF A PAIR OF TRACKS, A MAGNETIC MATERIAL VEHICLE ROLLABLE THEREON, A CONCAVE CHANNEL BETWEEN SAID TRACKS, SAID VEHICLE HAVING A ROLLING SURFACE SUBSTANTIALLY COMPLEMENTARY TO SAID CHANNEL, A PLURALITY OF DIRECT-CURRENT ELECTRO-MAGNETIC COILS SPACED APART ALONG SAID CHANNEL AND CONNECTED TO A CIRCUIT OF DIRECT CURRENT, A READILY DEPRESSIBLE CIRCUIT-COMPLETING SWITCH FOR EACH COIL EXTENDING NORMALLY UPWARDLY THROUGH THE BOTTOM OF SAID CHANNEL IN CIRCUIT-INTERRUPTING POSITION AHEAD OF THE COIL IT CONTROLS, SAID VEHICLE IN ROLLING OVER SAID TRACKS ALSO ROLLING OVER SAID SWITCH TO DEPRESS SAID SWITCH TO COIL ENERGIZING POSITION TO CAUSE SAID COIL TO ACCELERATE SAID VEHICLE TOWARD SAID ENERGIZED COIL, SAID VEHICLE ROLLING BEYOND SAID SWITCH AS SAID VEHICLE APPROACHES SAID COIL PERMITTING SAID SWITCH TO RETURN TO CIRCUIT INTERRUPTING POSITION TO DEACTIVATE SAID COIL AND PERMIT SAID VEHICLE TO COAST OVER SAID DEACTIVATED COIL TO ACTIVATE THE NEXT SUCCESSIVE SWITCH TO ENERGIZE THE NEXT SUCCESSIVE COIL, A BOOSTER CIRCUIT OF DIRECT CURRENT CONNECTED TO A PLURALITY OF SAID SPACED APART COILS THROUGH A MANUALLY CONTROLLABLE BOOSTER CIRCUIT COMPLETING MEANS WHEREBY TO MANUALLY COMPLETE A COIL ENERGIZING BOOSTER CIRCUIT TO A SELECTED COIL TO FURTHER ACCELERATE THE APPROACH OF SAID VEHICLE TO SAID SELECTED COIL, OR TO STOP AND HOLD SAID VEHICLE AT SAID VEHICLE AT SAID SELECTED COIL, SAID BOOSTER CIRCUIT COMPLETING MEANS COMPRISING A PLURALITY OF CIRCUIT CONTACTS, ONE FOR EACH COIL, MOUNTED IN SPACED APART RELATION IN A COMMON CHANNEL, AND A MANUALLY CONTROLLABLE CIRCUIT COMPLETING PROBE MOVABLE ALONG SAID COMMON CHANNEL TO SUCCESSIVELY COMPLETE THE BOOSTER CIRCUIT TO SUCCESSIVE COILS AND FURTHER ASSELERATE SAID VEHICLE AS IT APPROACHES COIL IF THE CIRCUIT THERETO IS MAINTAINED AT A PARTICULAR COIL IF THE CIRCUIT THERETO IS MAINTAINED WHEN SAID VEHICLE REACHES SAID PARTICULAR COIL.
Claim 2
Dependent Claim 298 words
IN AN ELECTRO-MAGNETIC TRANSPORT SYSTEM, THE COMBINATION OF A PAIR OF TRACKS, A MAGNETIC MATERIAL VEHICLE ROLLABLE THEREON, A CONCAVE CHANNEL BETWEEN SAID TRACKS, SAID VEHICLE HAVING A ROLLING SURFACE SUBSTANTIALLY COMPLEMENTARY TO SAID CHANNEL, A PLURALITY OF DIRECT-CURRENT ELECTRO-MAGNETIC COILS SPACED APART ALONG SAID CHANNEL AND CONNECTED TO A CIRCUIT OF DIRECT CURRENT, A READILY DEPRESSIBLE CIRCUIT-COMPLETING SWITCH FOR EACH COIL EXTENDING NORMALLY UPWARDLY THROUGH THE BOTTOM OF SAID CHANNEL IN CIRCUIT-INTERRUPTING POSITION AHEAD OF THE COIL IT CONTROLS, SAID VEHICLE IN ROLLING OVER SAID TRACKS ALSO ROLLING OVER SAID SWITCH TO DEPRESS SAID SWITCH TO COIL ENERGIZING POSITION TO CAUSE SAID COIL TO ACCELERATE SAID VEHICLE TOWARD SAID ENERGIZED COIL, SAID VEHICLE ROLLING BEYOND SAID SWITCH AS SAID VEHICLE APPROACHES SAID COIL PERMITTING SAID SWITCH TO RETURN TO CIRCUIT INTERRUPTING POSITION TO DEACTIVATE SAID COIL AND PERMIT SAID VEHICLE TO COAST OVER SAID DEACTIVATED COIL TO ACTIVATE THE NEXT SUCCESSIVE SWITCH TO ENERGIZE THE NEXT SUCCESSIVE COIL, A BOOSTER CIRCUIT OF DIRECT CURRENT CONNECTED TO A PLURALITY OF SAID SPACED APART COILS THROUGH A MANUALLY CONTROLLABLE BOOSTER CIRCUIT COMPLETING MEANS WHEREBY TO MANUALLY COMPLETE A COIL ENERGIZING BOOSTER CIRCUIT TO A SELECTED COIL TO FURTHER ACCELERATE THE APPROACH OF SAID VEHICLE TO SAID SELECTED COIL, OR TO STOP AND HOLD SAID VEHICLE AT SAID VEHICLE AT SAID SELECTED COIL, SAID BOOSTER CIRCUIT COMPLETING MEANS COMPRISING A PLURALITY OF CIRCUIT CONTACTS, ONE FOR EACH COIL, MOUNTED IN SPACED APART RELATION IN A COMMON CHANNEL, AND A MANUALLY CONTROLLABLE CIRCUIT COMPLETING PROBE MOVABLE ALONG SAID COMMON CHANNEL TO SUCCESSIVELY COMPLETE THE BOOSTER CIRCUIT TO SUCCESSIVE COILS AND FURTHER ASSELERATE SAID VEHICLE AS IT APPROACHES COIL IF THE CIRCUIT THERETO IS MAINTAINED AT A PARTICULAR COIL IF THE CIRCUIT THERETO IS MAINTAINED WHEN SAID VEHICLE REACHES SAID PARTICULAR COIL.

References Cited (Backward Citations)

US1520345A Cited
US1616280A Cited
US1648956A Cited
US1885662A Cited
US2000808A Cited
US2218164A Cited
US2746206A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-01-23 1970-07-25 1971-01-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-01-23 1974-07-25 1975-01-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-01-23 1978-07-25 1979-01-24 $7700.00 Window Closed / Lapsed

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