US3838813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heating system for one-family houses
Assignee: Individual
•
Filing: 1973-03-15
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Granted: 1974-10-01
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Expires: 1993-03-15
Abstract
Abstract A heating system for a group of one-family houses, characterized in that the system is adapted to be connected to either a single common heater for all of the houses, or a plurality of individual heaters, one for each house. The individual heaters are heated either by the water from the common heater or by electric inserts.
Inventors
- 👤 K Brosenius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:44
CPC Classifications
F; F24; F24D; F24D10/00; F24D10/006; F24D3/00; F24D3/08; Y; Y02; Y02B; Y02B30/00; Y02B30/17; Y02E; Y02E20/00; Y02E20/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
362 words
A central heating system for the heating of a group of onefamily houses (small houses), row houses or other neighbouring houses which houses are heated by means of a number of water radiators, wherein a heater common for all said houses and mainly for fuel-burning is connected to these houses for heating by means of circulation water, ''''hot water'''', which is distributed from the heater to a hot-water container, located in each house and provided with a domestic hot-water heater, heat in turn being distributed from said container to the water radiators of the house or utilized for the heating of domestic water, characterized by the fact that the heating system is provided with equipment both for individual electric heating of each separate one-family house and for collective heating of said group of one-family houses concerned from the said common heater and for a combination of both these heating systems, for which purpose firstly each one of said hot-water containers located in each individual house is provided both with electric inserts to enable electric heating of the water contents of the hot-water containers, and with connection facilities for the hot-water circulation from the common heater for heating the water contents of said hot-water containers, secondly, in the case of hot-water circulation heating, the hot water heated in the common heater by means of a continuously operating circulation pump through main pipe conduits and from these pipes branched-off-pipes simultaneously and continuously is distributed to all hot-water containers located in each house, the water contents of said hot-water containers being similarly continuously mixed with and heated by the hot water flowing from the heater and then - after having supplied heat to the radiator circulation water and domestic water heater of the house - through separate branch pipes and corresponding separate main pipes returned to the heater and to be reheated therein, thirdly said common heater is common to a comparatively small group, four to ten, of neighbouring one-family houses and said heater is located close to or near the centre of the connected group of one-family houses and is adapted to feed the hot-water containers with the pump flow from the circulation pump.
Claim 2
Dependent Claim
362 words
A central heating system for the heating of a group of onefamily houses (small houses), row houses or other neighbouring houses which houses are heated by means of a number of water radiators, wherein a heater common for all said houses and mainly for fuel-burning is connected to these houses for heating by means of circulation water, ''''hot water'''', which is distributed from the heater to a hot-water container, located in each house and provided with a domestic hot-water heater, heat in turn being distributed from said container to the water radiators of the house or utilized for the heating of domestic water, characterized by the fact that the heating system is provided with equipment both for individual electric heating of each separate one-family house and for collective heating of said group of one-family houses concerned from the said common heater and for a combination of both these heating systems, for which purpose firstly each one of said hot-water containers located in each individual house is provided both with electric inserts to enable electric heating of the water contents of the hot-water containers, and with connection facilities for the hot-water circulation from the common heater for heating the water contents of said hot-water containers, secondly, in the case of hot-water circulation heating, the hot water heated in the common heater by means of a continuously operating circulation pump through main pipe conduits and from these pipes branched-off-pipes simultaneously and continuously is distributed to all hot-water containers located in each house, the water contents of said hot-water containers being similarly continuously mixed with and heated by the hot water flowing from the heater and then - after having supplied heat to the radiator circulation water and domestic water heater of the house - through separate branch pipes and corresponding separate main pipes returned to the heater and to be reheated therein, thirdly said common heater is common to a comparatively small group, four to ten, of neighbouring one-family houses and said heater is located close to or near the centre of the connected group of one-family houses and is adapted to feed the hot-water containers with the pump flow from the circulation pump.
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) | 1977-09-30 | 1978-04-01 | 1978-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-30 | 1982-04-01 | 1982-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-30 | 1986-04-01 | 1986-10-01 | $7700.00 | Window Closed / Lapsed |