US3266168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Domestic dryer apparatus
Assignee: Motors Liquidation Co
•
Filing: 1964-08-31
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Granted: 1966-08-16
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Expires: 1984-08-31
Abstract
No abstract record available.
Inventors
- 👤 William L Sones
- 👤 James O Elliott
- 👤 George A Neyhouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:41
CPC Classifications
H; H02; H02P; H02P27/00; H02P27/02; H02P27/026; D; D06; D06F; D06F34/00; D06F34/08; D06F58/00; D06F58/32; D06F58/34; D06F58/36; D06F2101/00; D06F2101/02; D06F2101/06; D06F2103/00; D06F2103/02; D06F2103/12; D06F2103/28; D06F2103/34; D06F2103/54; D06F2105/00; D06F2105/28; D06F2105/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
IN A DOMESTIC DRYER APPARATUS, THE COMBINATION OF MEANS FOR TUMBLING ARTICLES TO BE DRIED, MEANS FOR CIRCULATING HEATED AIR THROUGH SAID TUMBLING MEANS, A.C. INDUCTION MOTOR MEANS FOR DRIVING SAID AIR CIRCULATING MEANS, SEMICONDUCTOR SWITCH MEANS IN POWER SUPPLY RELATIONSHIP WITH SAID A.C. INDUCTION MOTOR MEANS, MEANS FOR DERIVING A CONTROL VOLTAGE RESPONSIVE TO THE SPEED OF SAID MOTOR MEANS, COMPUTER MEANS FOR PROCESSING SAID CONTROL VOLTAGE FOR CONTROLLING CONDUCTIVITY OF SAID SEMICONDUCTOR SWITCH MEANS TO MAINTAIN SAID A.C. INDUCTION MOTOR MEANS AT A PREDETERMINED SPEED NORM, AND FABRIC PROGRAMMER MEANS FOR INFINITELY VARYING SAID CONTROL VOLTAGE WITHIN PREDETERMINED LIMITS TO OPERATE SAID MOTOR MEANS AT VARIABLE SPEEDS FOR PRODUCING A CIRCULATION OF HEATED AIR CORRESPONDING TO PARTICULAR TYPES OF FABRICS BEING PROCESSED DURING THE OPERATIVE CYCLES OF THE DRYER APPARATUS.
Claim 2
Dependent Claim
132 words
IN A DOMESTIC DRYER APPARATUS, THE COMBINATION OF MEANS FOR TUMBLING ARTICLES TO BE DRIED, MEANS FOR CIRCULATING HEATED AIR THROUGH SAID TUMBLING MEANS, A.C. INDUCTION MOTOR MEANS FOR DRIVING SAID AIR CIRCULATING MEANS, SEMICONDUCTOR SWITCH MEANS IN POWER SUPPLY RELATIONSHIP WITH SAID A.C. INDUCTION MOTOR MEANS, MEANS FOR DERIVING A CONTROL VOLTAGE RESPONSIVE TO THE SPEED OF SAID MOTOR MEANS, COMPUTER MEANS FOR PROCESSING SAID CONTROL VOLTAGE FOR CONTROLLING CONDUCTIVITY OF SAID SEMICONDUCTOR SWITCH MEANS TO MAINTAIN SAID A.C. INDUCTION MOTOR MEANS AT A PREDETERMINED SPEED NORM, AND FABRIC PROGRAMMER MEANS FOR INFINITELY VARYING SAID CONTROL VOLTAGE WITHIN PREDETERMINED LIMITS TO OPERATE SAID MOTOR MEANS AT VARIABLE SPEEDS FOR PRODUCING A CIRCULATION OF HEATED AIR CORRESPONDING TO PARTICULAR TYPES OF FABRICS BEING PROCESSED DURING THE OPERATIVE CYCLES OF THE DRYER APPARATUS.
References Cited (Backward Citations)
US3191313A
Cited
US3152462A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |