Patent US4293026A successfully refreshed from Google Patents.
US4293026A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Energy conserver
Assignee: Individual
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Filing: 1979-12-10
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Granted: 1981-10-06
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Expires: 1999-12-10
Abstract
Abstract An energy conserver for use with a heating and air conditioning unit comprising a three position lock switch selectively moveable between a first, second and third position and a thermostatic control unit including a cooling control switch and a heating control switch each selectively moveable between a first and second position such that the heating and air conditioning unit operates continuously in the cooling mode and heating mode when the three position lock switch is in the first and third position respectively and selectively operates in the cooling or heating mode when within either of two preselected temperature ranges.
Inventors
- 👤 Jerome A. Day
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:09
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/1902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
An energy conserver for use with a heating and air conditioning unit, said energy conserver comprising a three position lock switch electrically coupled to the heating and air conditioning unit, selectively moveable between a first, second and third position and a thermostatic control unit including a cooling control switch and a heating control switch electrically coupled between the heating and air conditioning unit and said third position lock switch, each said cooling control switch and heating conditioning control switch selectively moveable between a first and second position such that the heating and air conditioning unit operates continuously in the cooling mode and heating mode when the three position lock switch is in said first and third position respectively and selectively operates in the cooling or heating mode when within either of two preselected temperature ranges when in said second position.
Claim 2
Dependent Claim
140 words
An energy conserver for use with a heating and air conditioning unit, said energy conserver comprising a three position lock switch electrically coupled to the heating and air conditioning unit, selectively moveable between a first, second and third position and a thermostatic control unit including a cooling control switch and a heating control switch electrically coupled between the heating and air conditioning unit and said third position lock switch, each said cooling control switch and heating conditioning control switch selectively moveable between a first and second position such that the heating and air conditioning unit operates continuously in the cooling mode and heating mode when the three position lock switch is in said first and third position respectively and selectively operates in the cooling or heating mode when within either of two preselected temperature ranges when in said second position.
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) | 1984-10-05 | 1985-04-06 | 1985-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-10-05 | 1989-04-06 | 1989-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-10-05 | 1993-04-06 | 1993-10-06 | $7700.00 | Window Closed / Lapsed |