US3109913A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically heated mixing device
Assignee: Individual
•
Filing: 1960-09-02
•
Granted: 1963-11-05
•
Expires: 1980-09-02
Abstract
No abstract record available.
Inventors
- 👤 Jr John E Galajda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:07
CPC Classifications
B; B01; B01L; B01L7/00; B01F; B01F35/00; B01F35/90; B01F35/95; B01F27/00; B01F27/05; B01F27/11; B01F27/112
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A COMBINED ELECTRIC MIXER AND HEATER COMPRISING AN ELECTRIC MOTOR, A HOLLOW AGITATOR SHAFT OF UNIFORM EXTERNAL DIAMETER HAVING AN AGITATOR MEANS SECURED TO THE EXTERIOR SURFACE THEREOF IN GOOD HEAT EXCHANGE RELATION WITH SAID SHAFT, MEANS CONNECTING SAID SHAFT TO SAID MOTOR FOR ROTATION THEREBY, AN ELECTRIC HEATING ELEMENT DISPOSED WITHIN SAID HOLLOW SHAFT AND HAVING GOOD HEAT EXCHANGE RELATION WITH SAID SHAFT AND SAID AGITATING MEANS, MEANS FOR SUPPLYING ELECTRIC CURRENT TO SAID HEATING ELEMENT, A THERMAL SENSING ELEMENT DISPOSED IN SAID SHAFT, MEANS OPERATIVELY CONNECTING SAID ELEMENT TO SAID HEATING ELEMENT CURRENT SUPPLY MEANS FOR CONTROLLING THE HEAT OUTPUT OF SAID HEATING ELEMENT.
Claim 2
Dependent Claim
106 words
A COMBINED ELECTRIC MIXER AND HEATER COMPRISING AN ELECTRIC MOTOR, A HOLLOW AGITATOR SHAFT OF UNIFORM EXTERNAL DIAMETER HAVING AN AGITATOR MEANS SECURED TO THE EXTERIOR SURFACE THEREOF IN GOOD HEAT EXCHANGE RELATION WITH SAID SHAFT, MEANS CONNECTING SAID SHAFT TO SAID MOTOR FOR ROTATION THEREBY, AN ELECTRIC HEATING ELEMENT DISPOSED WITHIN SAID HOLLOW SHAFT AND HAVING GOOD HEAT EXCHANGE RELATION WITH SAID SHAFT AND SAID AGITATING MEANS, MEANS FOR SUPPLYING ELECTRIC CURRENT TO SAID HEATING ELEMENT, A THERMAL SENSING ELEMENT DISPOSED IN SAID SHAFT, MEANS OPERATIVELY CONNECTING SAID ELEMENT TO SAID HEATING ELEMENT CURRENT SUPPLY MEANS FOR CONTROLLING THE HEAT OUTPUT OF SAID HEATING ELEMENT.
References Cited (Backward Citations)
DE181764C
Cited
US1692270A
Cited
US1845692A
Cited
US2060378A
Cited
US2175912A
Cited
US2835480A
Cited
US2778922A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |