US3685575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prefabricated heating, ventilating and air conditioning unit
Assignee: Individual
•
Filing: 1970-03-24
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Granted: 1972-08-22
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Expires: 1990-03-24
Abstract
Abstract A heating, ventilating and air conditioning unit comprising separate hot air and cold air supply compartments adapted for connection to separate air supplies, a foul air return compartment in communication with each room for withdrawing foul air from the room, and two open compartments housing respectively hot water and cold water fin-type radiators. Flat-tube radiators having hot and cold water sections are located in front of the open compartments. In addition, separate hot and cold water distribution systems are provided in the unit and connected to the flat-tube radiators and to the fin-type radiators for supplying water thereto.
Inventors
- 👤 Maurice Henriot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:30
CPC Classifications
F; F24; F24F; F24F5/00; F24F5/0089; F24F5/0092
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
114 words
A unit permitting heating, ventilating and air conditioning of a room comprising a cabinet extending the full height of the room and including: a. at least one vertical air supply compartment for connection to an air supply at one end thereof; b. at least one vertical open compartment for housing radiator means; c. a partition separating said air supply compartment and said open compartment, said partition having openings therein for communicating the air supply compartment with the open compartment; and d. at least one water distribution system located within said partition and extending vertically through the entire length thereof for connecting said radiator means to a water supply at one end of said partition.
Claim 2
Dependent Claim
114 words
A unit permitting heating, ventilating and air conditioning of a room comprising a cabinet extending the full height of the room and including: a. at least one vertical air supply compartment for connection to an air supply at one end thereof; b. at least one vertical open compartment for housing radiator means; c. a partition separating said air supply compartment and said open compartment, said partition having openings therein for communicating the air supply compartment with the open compartment; and d. at least one water distribution system located within said partition and extending vertically through the entire length thereof for connecting said radiator means to a water supply at one end of said partition.
Claim 3
Dependent Claim
12 words
A unit as defined in claim 1, wherein said partition is removable.
Claim 4
Dependent Claim
36 words
A plurality of units as defined in claim 1, used for a building having a number of floors, and further comprising flexible connections for connecting together a plurality of juxtaposed units located one in each floor.
Claim 5
Dependent Claim
99 words
A unit as defined in claim 1, wherein there are two open compartments for housing said radiator means one for a hot water radiator and the other for a cold water radiator, two air supply compartments one for hot air and one for cold air located one on each side of said open compartments, two water distribution systems, one for hot water and one for cold water, and wherein said cabinet further includes one foul air return compartment located at the back of said open compartments and in communication with said room for withdrawing foul air from said room.
Claim 6
Dependent Claim
26 words
A unit as defined in claim 4, further comprising flat-tube radiators located in front of said open compartments and also connected to said water distribution systems.
Claim 7
Dependent Claim
22 words
A unit as defined in claim 4, further comprising a grill closing the open portion of the compartments housing the radiator means.
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) | 1975-08-22 | 1976-02-21 | 1976-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-22 | 1980-02-21 | 1980-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-22 | 1984-02-21 | 1984-08-22 | $7700.00 | Window Closed / Lapsed |