Patent US3833054A successfully refreshed from Google Patents.
US3833054A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiator of thermoplastic material
Assignee: Hoechst AG
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Filing: 1973-05-02
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Granted: 1974-09-03
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Expires: 1993-05-02
Abstract
Abstract A radiator of thermoplastic material having horizontal and vertical water channels is provided wherein narrow stiffening corrugations are molded at least in the back wall of the horizontal water channels and connected with the opposite wall, the corrugations containing holding elements for fixing the radiator at the wall of the building.
Inventors
- 👤 E Gross
- 👤 M Rudbach
- 👤 H Vowinkel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:25
CPC Classifications
F; F24; F24D; F24D19/00; F24D19/02; F24D19/022; F24D19/023; F24D19/0203; F24D19/0209; F24D19/024; F24D19/0273; F24D19/0283; F24D19/06; F28; F28F; F28F21/00; F28F21/06; F28F21/062; F28F21/063; F24D2220/00; F24D2220/20; F24D2220/2009; F24D2220/2018; F28F2255/00; F28F2255/14; F28F2255/143
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
72 words
A radiator formed of a thermoplastic material, consisting of horizontal and vertical water channels in fluid communication with each other, said horizontal channels having front and back walls, and a plurality of narrow stiffening corrugations molded in at least the back wall thereof and integrally connected with the opposite wall of the water channels, and holding means for attaching the radiator to the wall of a building being inserted in said corrugations.
Claim 2
Dependent Claim
72 words
A radiator formed of a thermoplastic material, consisting of horizontal and vertical water channels in fluid communication with each other, said horizontal channels having front and back walls, and a plurality of narrow stiffening corrugations molded in at least the back wall thereof and integrally connected with the opposite wall of the water channels, and holding means for attaching the radiator to the wall of a building being inserted in said corrugations.
Claim 3
Dependent Claim
25 words
The radiator as defined in claim 1, wherein the stiffening corrugations are respectively molded in central positions on the axis of the vertical wall channels.
Claim 4
Dependent Claim
41 words
The radiator as defined in claim 1, wherein said front wall of said horizontal channels have stiffening corrugations formed therein located to to partly cover the flow aPertures of the vertical water channels to improve the water distribution throughout the radiator.
Claim 5
Dependent Claim
26 words
The radiator as defined in claim 1, wherein said holding means consist of stoppers inserted into the stiffening corrugations and locking clamps placed over the stopper.
Claim 6
Dependent Claim
24 words
The radiator as defined in claim 1, wherein said holding means consist of expanding plugs inserted in the corrugations and screwed on fastening angles.
Claim 7
Dependent Claim
32 words
The radiator as defined in claim 1, wherein stiffening corrugations are molded in the front wall and have take up holding means mounted therein for securing a tail piece to said radiator.
Claim 8
Dependent Claim
20 words
The radiator as defined in claim 1, including stiffening corrugations molded in the front wall having locking plugs inserted therein.
Claim 9
Dependent Claim
67 words
A radiator formed of a thermoplastic material, consisting of horizontal and vertical water channels in fluid communication with each other said horizontal channels having front and back walls and a plurality of narrow stiffening corrugations molded therein, said stiffening corrugations being molded in from both said front and rear walls at opposite positions in said water channels and having adjacent bottom portions integrally connected with one another.
Claim 10
Dependent Claim
67 words
A radiator formed of a thermoplastic material, consisting of horizontal and vertical water channels in fluid communication with each other said horizontal channels having front and back walls and a plurality of narrow stiffening corrugations molded therein, said stiffening corrugations being molded in from both said front and rear walls at opposite positions in said water channels and having adjacent bottom portions integrally connected with one another.
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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) | 1977-09-02 | 1978-03-04 | 1978-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-02 | 1982-03-04 | 1982-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-02 | 1986-03-04 | 1986-09-03 | $7700.00 | Window Closed / Lapsed |