US3304571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unitary blowing and suction traveling cleaner for textile mills
Assignee: Parks Cramer Co
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Filing: 1965-09-01
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Granted: 1967-02-21
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Expires: 1985-09-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert L Black
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:59
CPC Classifications
D; D01; D01H; D01H11/00; D01H11/005; D01H11/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
A SELF-PROPELLED TRAVELING CLEANER ADAPTED TO TRAVEL OVER AT LEAST ONE ROW OF TEXTILE MACHINES AND COMBINING IN A SINGLE COMPACT UNITARY STRUCTURE INDEPENDENT SYSTEMS FOR BLOWING CLEANING AND SUCTION CLEANING, COMPRISING (A) A SINGLE HORIZONTALLY POSITIONED BLOWING HOUSING HAVING AT LEAST ONE AIR INLET SPACED SUBSTANTIALLY ABOVE THE FLOOR FOR RECEIVING RELATIVELY CLEAN AIR AND ALSO HAVING AT LEAST TWO AIR OUTLETS, (1) A FLEXIBLE BLOWING AIR TUBE COMMUNICATIVELY CONNECTED TO EACH OF SAID AIR OUTLETS WITH AT LEAST ONE OF SAID TUBES DEPENDING INTO THE AISLE SPACE ON EACH SIDE OF THE ROW OF TEXTILE MACHINES AND HAVING OPENINGS THEREIN FOR DIRECTING BLOWING AIR TOWARD THE MACHINES FOR CLEANING; (2) A ROTARY BLOWING AIR IMPELLER MOUNTED IN THE BLOWING HOUSING ON A VERTICAL AXIS AND SAID IMPELLER BEING CONSTRUCTED TO PRODUCE BLOWING AIR STREAMS FLOWING FROM THE OPENINGS IN THE BLOWING AIR TUBES AT SUFFICIENT VELOCITIES AND VOLUMES TO BLOW LINT AND THE LIKE FROM THE TEXTILE MACHINES; (B) A SINGLE HORIZONTALLY POSITIONED SUCTION HOUSING HAVING AT LEAST TWO AIR INLETS AND AT LEAST ONE AIR OUTLET,
Claim 2
Dependent Claim
179 words
A SELF-PROPELLED TRAVELING CLEANER ADAPTED TO TRAVEL OVER AT LEAST ONE ROW OF TEXTILE MACHINES AND COMBINING IN A SINGLE COMPACT UNITARY STRUCTURE INDEPENDENT SYSTEMS FOR BLOWING CLEANING AND SUCTION CLEANING, COMPRISING (A) A SINGLE HORIZONTALLY POSITIONED BLOWING HOUSING HAVING AT LEAST ONE AIR INLET SPACED SUBSTANTIALLY ABOVE THE FLOOR FOR RECEIVING RELATIVELY CLEAN AIR AND ALSO HAVING AT LEAST TWO AIR OUTLETS, (1) A FLEXIBLE BLOWING AIR TUBE COMMUNICATIVELY CONNECTED TO EACH OF SAID AIR OUTLETS WITH AT LEAST ONE OF SAID TUBES DEPENDING INTO THE AISLE SPACE ON EACH SIDE OF THE ROW OF TEXTILE MACHINES AND HAVING OPENINGS THEREIN FOR DIRECTING BLOWING AIR TOWARD THE MACHINES FOR CLEANING; (2) A ROTARY BLOWING AIR IMPELLER MOUNTED IN THE BLOWING HOUSING ON A VERTICAL AXIS AND SAID IMPELLER BEING CONSTRUCTED TO PRODUCE BLOWING AIR STREAMS FLOWING FROM THE OPENINGS IN THE BLOWING AIR TUBES AT SUFFICIENT VELOCITIES AND VOLUMES TO BLOW LINT AND THE LIKE FROM THE TEXTILE MACHINES; (B) A SINGLE HORIZONTALLY POSITIONED SUCTION HOUSING HAVING AT LEAST TWO AIR INLETS AND AT LEAST ONE AIR OUTLET,
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |