Patent US3421526A successfully refreshed from Google Patents.
US3421526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carwash system
Assignee: Individual
•
Filing: 1966-12-27
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Granted: 1969-01-14
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Expires: 1986-12-27
Abstract
No abstract record available.
Inventors
- 👤 William B Alkire
- 👤 Robert B Wiley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:13
CPC Classifications
B; B60; B60S; B60S3/00; B60S3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
IN A STATIONARY CARWASH SYSTEM, THE COMBINATION COMPRISING AN ENDLESS TRACK BELOW WHICH A CAR TO BE WASHED IS A TROLLEY MOUNTED FOR MOVEMENT ALONG SAID ENDLESS TRACK, AN ELECTRIC ON SAID TROLLEY FOR DRIVING SAID TROLLEY ALONG SAID TRACK, A NOZZLE ASSEMBLY MOVED BY SAID TROLLEY INCLUDING HORIZONTALLY AND VERTICALLY DISPOSED NOZZLES FOR SPRAYING LIQUID AGAINST THE TOP AND SIDES OF THE CAR AS THE TROLLEY IS MOVED ALONG THE TRACK, A SOURCE OF LIQUID, A SOURCE OF ELECTRICITY, MEANS OF GENERALLY CENTRALLY DISPOSED WITH RESPECT TO THE TRACK AND PROVIDING A SWIVEL CONNECTED BETWEEN SAID LIQUID AND ELECTRIC SOURCES AND THE NOZZLE ASSEMBLY AND ELECTRIC MOTOR, RESPECTIVELY, AND MEANS FOR SELECTIVELY ACTUATING THE LIQUID AND ELECTRIC SOURCE, SAID TRACK INCLUDING AN ANNULAR VERTICAL WEB AND AN ANNULAR HORIZONTAL WEB, SAID TROLLEY INCLUDING DRIVE ROLLS DRIVEN BY SAID ELECTRICAL MOTOR AND ENGAGING THE UNDERSIDE OF SAID HORIZONTAL WEB, AND IDLER ROLLS ENGAGING OPPOSITE SIDES OF THE VERTICAL WEB AND THE TOP SIDE OF SAID HORIZONTAL WEB.
Claim 2
Dependent Claim
167 words
IN A STATIONARY CARWASH SYSTEM, THE COMBINATION COMPRISING AN ENDLESS TRACK BELOW WHICH A CAR TO BE WASHED IS A TROLLEY MOUNTED FOR MOVEMENT ALONG SAID ENDLESS TRACK, AN ELECTRIC ON SAID TROLLEY FOR DRIVING SAID TROLLEY ALONG SAID TRACK, A NOZZLE ASSEMBLY MOVED BY SAID TROLLEY INCLUDING HORIZONTALLY AND VERTICALLY DISPOSED NOZZLES FOR SPRAYING LIQUID AGAINST THE TOP AND SIDES OF THE CAR AS THE TROLLEY IS MOVED ALONG THE TRACK, A SOURCE OF LIQUID, A SOURCE OF ELECTRICITY, MEANS OF GENERALLY CENTRALLY DISPOSED WITH RESPECT TO THE TRACK AND PROVIDING A SWIVEL CONNECTED BETWEEN SAID LIQUID AND ELECTRIC SOURCES AND THE NOZZLE ASSEMBLY AND ELECTRIC MOTOR, RESPECTIVELY, AND MEANS FOR SELECTIVELY ACTUATING THE LIQUID AND ELECTRIC SOURCE, SAID TRACK INCLUDING AN ANNULAR VERTICAL WEB AND AN ANNULAR HORIZONTAL WEB, SAID TROLLEY INCLUDING DRIVE ROLLS DRIVEN BY SAID ELECTRICAL MOTOR AND ENGAGING THE UNDERSIDE OF SAID HORIZONTAL WEB, AND IDLER ROLLS ENGAGING OPPOSITE SIDES OF THE VERTICAL WEB AND THE TOP SIDE OF SAID HORIZONTAL WEB.
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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) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |