US4099941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condenser ceiling for kitchens
Assignee: Individual
•
Filing: 1977-09-16
•
Granted: 1978-07-11
•
Expires: 1997-09-16
Abstract
Abstract A subceiling 10 for kitchens and the like includes upwardly arched condenser panels 12 whose free edges are disposed above hollow, U-shaped collecting channels 14. The interiors of the channels may be supplied with cold water to promote condensation or with hot water to melt and drain off fatty deposits.
Inventors
- 👤 Paul Gutermuth
- 👤 Heinrich Oetjen
- 👤 Paul Gutermuth, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:59
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/02; E04B9/023; E04B9/34; E04B9/36; F; F24; F24C; F24C15/00; F24C15/20; Y; Y10; Y10S; Y10S55/00; Y10S55/35; Y10S55/36
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
111 words
In a subceiling for protecting damp rooms, such as industrial canteens, slaughter houses, laundries and the like, against rising steam vapors and the precipitation of particles contained therein, and including at least one overhead exhaust port, and a plurality of upwardly arched ceiling elements whose lateral edges are disposed approximate the openings of U-shaped collecting channels and spaced from the opposite walls of the collecting channels, the collecting channels being connected with a condensate absorber, the improvements characterized by: the collecting channels (14, 22, 30, 70) being configured as groovelike hollow profiles, and means for supplying fluid at desired temperatures into the interior cavities (28, 35, 37, 77) of the profiles.
Claim 2
Dependent Claim
111 words
In a subceiling for protecting damp rooms, such as industrial canteens, slaughter houses, laundries and the like, against rising steam vapors and the precipitation of particles contained therein, and including at least one overhead exhaust port, and a plurality of upwardly arched ceiling elements whose lateral edges are disposed approximate the openings of U-shaped collecting channels and spaced from the opposite walls of the collecting channels, the collecting channels being connected with a condensate absorber, the improvements characterized by: the collecting channels (14, 22, 30, 70) being configured as groovelike hollow profiles, and means for supplying fluid at desired temperatures into the interior cavities (28, 35, 37, 77) of the profiles.
Claim 3
Dependent Claim
23 words
A subceiling according to claim 1, wherein each collecting channel (14) is removably mounted and contains at least two chambers extending longitudinally therealong.
Claim 4
Dependent Claim
34 words
A subceiling according to claim 1, wherein each hollow profile (30) is subdivided in an outer and an inner chamber (37a, 35a) by a partition wall (36a) running parallel to its flanges (32, 34).
Claim 5
Dependent Claim
28 words
A subceiling according to claim 1, wherein the partition walls (36, 36a, 73) subdividing the groovelike hollow profiles (14, 22, 30, 70) into chambers (37, 73) are heat-conducting.
Claim 6
Dependent Claim
28 words
A subceiling according to claim 1, wherein the partition walls (36, 36a, 73) subdividing the groovelike hollow profiles (14, 22, 30, 70) into chambers (36, 73) are heat-insulating.
Claim 7
Dependent Claim
43 words
A subceiling according to claim 1, further comprising fixtures (15) for mounting the collecting channels (14, 22, 30, 70) and the arched ceiling elements (12) at a desired spacing, and cavities (46, 76) in the fixtures for carrying fluid at a desired temperature.
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) | 1981-07-10 | 1982-01-09 | 1982-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-07-10 | 1986-01-09 | 1986-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-07-10 | 1990-01-09 | 1990-07-11 | $7700.00 | Window Closed / Lapsed |