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US3092325A Expired / Lapsed US ⏱️ 0.0 years remaining

Road striping apparatus

Assignee: Wald Indusries Inc
•
Filing: 1960-09-09
•
Granted: 1963-06-04
•
Expires: 1980-09-09
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Carl F Brown
  • 👤 Rufus W Wilson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 10:07
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/16; E01C23/20; E01C23/22

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 226 words
ROAD STRIPING APPARATUS COMPRISING A PAIR OF FLUID CIRCUITS CONNECTED IN PARALLEL INCLUDING A FIRST FLUID CIRCUIT COMPRISING AN INTERNAL COMBUSTION ENGINE AND A WATER PUMP CONNECTED IN SERIES WITH A RADIATOR, AND A SECOND FLUID CIRCUIT COMPRISING SAID INTERNAL COMBUSTION ENGINE AND SAID WATER PUMP CONNECTED IN SERIES WITH A FIRST HEAT EXCHANGER AND A SECOND HEAT EXCHANGER, A T CONNECTED FLUID BRANCH CIRCUIT CONNECTED BETWEEN SAID INTERNAL COMBUSTION ENGINE AND SAID FIRST HEAT EXCHANGER TO ALLOW EXHAUST GAS TO PASS FROM SAID INTERNAL CONBUSTION ENGINE INTO SAID FIRST HEAT EXCHANGER, A MUFFLER ATTACHED TO SAID T CONNECTED FLUID BRANCH CIRCUIT; A COILED FINNED TUBE IN SAID FIRST HEAT EXCHANGER CONNECTED INTO SAID SECOND FLUID CIRCUIT; A THIRD FLUID CIRCUIT CONNECTED TO PASS THROUGH SAID SECOND HEAT EXCHANGER WHEREBY FLUID IN SAID THIRD FLUID CIRCUIT IS HEATED IN SAID SECOND HEAT EXCHANGER BY HEATED FLUID IN SAID SECOND FLUID CIRCUIT, A FIRST SOLENOID, A SECOND SOLENOID, AND A THERMOSTAT ELECTRICALLY CONNECTED IN SERIES, A FIRST VALVE CONTROLLED BY SAID FIRST SOLENOID AND LOCATED SO AS TO CONTROL FLUID FLOW THROUGH SAID SECOND FLUID CIRCUIT, AND A SECOND VALVE CONTROLLED BY SAID SECOND SOLENOID AND LOCATED IN SAID T CONNECTED FLUID BRANCH CIRCUIT SO AS TO CONTROL THE FLOW OF EXHAUST GAS FROM SAID INTERNAL COMBUSTION ENGINE TO EITHER SAID FIRST HEAT EXCHANGER OR SAID MUFFLER.

References Cited (Backward Citations)

US1833067A Cited
US2038193A Cited
US2134799A Cited
US2616669A Cited
US2613665A Cited
US2658796A Cited
US2661015A Cited
US2776092A Cited
US2889116A Cited
US2808048A Cited
US2903189A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-06-03 1966-12-03 1967-06-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-06-03 1970-12-03 1971-06-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-06-03 1974-12-03 1975-06-04 $7700.00 Window Closed / Lapsed

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