US3215348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-stage temperature control apparatus
Assignee: Honeywell Inc
•
Filing: 1963-06-03
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Granted: 1965-11-02
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Expires: 1983-06-03
Abstract
No abstract record available.
Inventors
- 👤 Lorne W Nelson
- 👤 Joseph O Thorsheim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:52
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/30; F; F24; F24F; F24F11/00; F24F11/30; F24F11/62; F24F11/88; G05D23/1906; G05D23/1912; G05D23/20; G05D23/24
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
128 words
IN A TEMPERATURE CONTROL SYSTEM FOR CONTROLLING A MULTISTAGE TEMPERATURE CONDITIONING APPARATUS, SPACE TEMPERATURE RESPONSIVE MEANS, FIRST MEANS FOR ARTIFICIALLY SATISFYING SAID TEMPERATURE RESPONSIVE MEANS, REVERSIBLE MOTOR MEANS ADAPTED TO CONTROL THE MULTISTAGE TEMPERATURE CONDITIONING APPARATUS, CIRCUIT MEANS CONNECTING SAID SPACE TEMPERATURE RESPONSIVE MEANS TO SAID MOTOR MEANS AND SAID FIRST MEANS FOR ARTIFICIALLY SATISFYING SAID TEMPERATURE RESPONSIVE MEANS WHEREBY SAID MOTOR MEANS IS ENERGIZED IN A FIRST DIRECTION AND THEN THE OPPOSITE DIRECTION, ELECTRICAL MEANS CONNECTED TO BE OPERATED BY SAID MOTOR MEANS, AND CIRCUIT MEANS CONNECTING SAID ELECTRICAL MEANS TO AND FIRST MENTIONED CIRCUIT MEANS TO MODIFY THE OPERATION OF SAID SPACE TEMPERATURE RESPONSIVE MEANS BY CHANGING THE ENERGIZATION OF SAID FIRST MEANS AS THE NUMBER OF STAGES OF THE MULTISTAGE TEMPERATURE CONDITIONING APPARATUS ENERGIZED INCREASES.
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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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |