Patent US3102289A successfully refreshed from Google Patents.
US3102289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pool cleaner
Assignee: Individual
•
Filing: 1961-12-27
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Granted: 1963-09-03
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Expires: 1981-12-27
Abstract
No abstract record available.
Inventors
- 👤 Norris John Ray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:00
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/14; E04H4/16; E04H4/1618; E04H4/1636
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
170 words
IN A CLEANER ESPECIALLY FOR THE UNDER WATER CLEANING OF POOL FLOORS AND LIKE SURFACES; A GENERALLY RECTANGULAR HEAD, RESILIENT ROLLERS CARRIED BY THE HEAD FOR ROLLINGLY SUPPORTING IT ON THE SURFACE TO BE CLEANED, SAID ROLLERS BEING LOCATED AT OPPOSITE EDGE PORTIONS OF THE HEAD AND EXTENDING SUBSTANTIALLY THE FULL LENGTH OF THE HEAD AND SERVING AS SEALS TO PREVENT WATER FROM BEING DRAWN INTO THE HEAD IN THE REGION OF THE ROLLERS, A SUCTION CHAMBER IN THE BOTTOM OF SAID HEAD EXPOSED TO THE SURFACE BEING CLEANED AND EXTENDING FROM END TO END OF THE HEAD, AND MEANS IN THE HEAD ALSO EXTENDING FROM END TO END THEREOF AND ALONG OPPOSITE SIDES OF THE SUCTION CHAMBER OPERABLE TO ADMIT WATER INTO THE HEAD IN RESPONSE TO THE APPLICATION OF SUCTION TO SAID SUCTION CHAMBER, SAID MEANS COMPRISING PASSAGE MEANS LEADING FROM THE UNDERNEATH SIDE OF THE HEAD TO THE OUTSIDE AND OPERABLE TO CAUSE JET-LIKE TURBULENT FLOW OF WATER INTO THE HEAD AND AGAINST THE SURFACE BEING CLEANED.
Claim 2
Dependent Claim
170 words
IN A CLEANER ESPECIALLY FOR THE UNDER WATER CLEANING OF POOL FLOORS AND LIKE SURFACES; A GENERALLY RECTANGULAR HEAD, RESILIENT ROLLERS CARRIED BY THE HEAD FOR ROLLINGLY SUPPORTING IT ON THE SURFACE TO BE CLEANED, SAID ROLLERS BEING LOCATED AT OPPOSITE EDGE PORTIONS OF THE HEAD AND EXTENDING SUBSTANTIALLY THE FULL LENGTH OF THE HEAD AND SERVING AS SEALS TO PREVENT WATER FROM BEING DRAWN INTO THE HEAD IN THE REGION OF THE ROLLERS, A SUCTION CHAMBER IN THE BOTTOM OF SAID HEAD EXPOSED TO THE SURFACE BEING CLEANED AND EXTENDING FROM END TO END OF THE HEAD, AND MEANS IN THE HEAD ALSO EXTENDING FROM END TO END THEREOF AND ALONG OPPOSITE SIDES OF THE SUCTION CHAMBER OPERABLE TO ADMIT WATER INTO THE HEAD IN RESPONSE TO THE APPLICATION OF SUCTION TO SAID SUCTION CHAMBER, SAID MEANS COMPRISING PASSAGE MEANS LEADING FROM THE UNDERNEATH SIDE OF THE HEAD TO THE OUTSIDE AND OPERABLE TO CAUSE JET-LIKE TURBULENT FLOW OF WATER INTO THE HEAD AND AGAINST THE SURFACE BEING CLEANED.
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US927668A
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US1992238A
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US2164392A
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US3074087A
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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) | 1966-09-02 | 1967-03-04 | 1967-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-02 | 1971-03-04 | 1971-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-02 | 1975-03-04 | 1975-09-03 | $7700.00 | Window Closed / Lapsed |