IT212238Z2 - DOUBLE WALL AND INSULATED WATERPIPE DUCT ELEMENT - Google Patents
DOUBLE WALL AND INSULATED WATERPIPE DUCT ELEMENTInfo
- Publication number
- IT212238Z2 IT212238Z2 IT8753690U IT5369087U IT212238Z2 IT 212238 Z2 IT212238 Z2 IT 212238Z2 IT 8753690 U IT8753690 U IT 8753690U IT 5369087 U IT5369087 U IT 5369087U IT 212238 Z2 IT212238 Z2 IT 212238Z2
- Authority
- IT
- Italy
- Prior art keywords
- centring
- bearing surface
- frustoconical
- waterpipe
- insulated
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J13/00—Fittings for chimneys or flues
- F23J13/04—Joints; Connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2213/00—Chimneys or flues
- F23J2213/20—Joints; Connections
- F23J2213/202—Joints; Connections between duct or stack sections
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Connection Or Junction Boxes (AREA)
- Thermal Insulation (AREA)
- Cable Accessories (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Installation Of Indoor Wiring (AREA)
- Duct Arrangements (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Ventilation (AREA)
Abstract
The airtight flue element (1a), with double walls (2a, 3a) and heat insulation (4a) comprises, at an axial end, an annular channel (7a) having a female centring bearing surface (11a). The other axial end of the flue element (1a) has an annular centring component (18a) shaped as a male end-piece with a male centring bearing surface (22a) of frustoconical shape, providing the interlocking and the centring of the element (1a) which carries it in the channel (7b) of an element (1b) abutted with the first element. This component (18a) rests by its frustoconical bearing surface (22a) on the upper frustoconical end (13a) of the external wall (2a) and is in contact with the outside of the upper end bent over at right angles towards the outside of the internal wall (3a). Application to prefabricated airtight flues, especially for connecting chimney stacks to furnace hearths. <IMAGE>
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8705083A FR2613746B1 (en) | 1987-04-10 | 1987-04-10 | WATERPROOF, DOUBLE WALL, INSULATED SMOKE CONDUIT ELEMENT |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8753690V0 IT8753690V0 (en) | 1987-09-30 |
IT212238Z2 true IT212238Z2 (en) | 1989-07-04 |
Family
ID=9349989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8753690U IT212238Z2 (en) | 1987-04-10 | 1987-09-30 | DOUBLE WALL AND INSULATED WATERPIPE DUCT ELEMENT |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0286488B1 (en) |
AT (1) | ATE59081T1 (en) |
DE (1) | DE3861255D1 (en) |
ES (1) | ES2019461B3 (en) |
FR (1) | FR2613746B1 (en) |
IT (1) | IT212238Z2 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2658897B1 (en) * | 1990-02-23 | 1992-05-22 | Leroux Gerard | MULTIFUNCTIONAL MODULAR RIGID METAL CONDUIT. |
DE19611580C1 (en) * | 1996-03-23 | 1997-10-30 | Karl Schraeder Nachf Inh Karl | Pipe section of a double-walled chimney pipe for chimney construction |
EP1431659B1 (en) * | 2002-12-21 | 2007-04-04 | eka edelstahlkamine gmbh | Connection system for pipes having a non linear continuous diameter end |
FR2866376B1 (en) | 2004-02-13 | 2006-04-28 | Sofamec | DOUBLE-WALL SMOKE DUCT COMPONENT |
FR3146924B1 (en) | 2023-03-21 | 2025-03-21 | Cogelec | Half-opener |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3170544A (en) * | 1962-03-01 | 1965-02-23 | William Wallace Corp | Prefabricated metal chimney |
GB1156972A (en) * | 1966-05-19 | 1969-07-02 | Grateheat Ltd | Insulated Chimneys |
FR1577032A (en) * | 1968-08-20 | 1969-08-01 | ||
AT323386B (en) * | 1973-05-24 | 1975-07-10 | Metallschornsteinbau Ges M B H | CHIMNEY ELEMENT |
FR2438131A1 (en) * | 1978-10-05 | 1980-04-30 | Coffin Ets | Sectional all-metal chimney stack - uses coupled vertical tie bolts to connect and fix cover to rectangular body and plinth |
US4462618A (en) * | 1981-03-16 | 1984-07-31 | Wallace-Murray Corporation | Prefabricated double-walled metal chimney |
FR2537636B1 (en) * | 1982-12-09 | 1987-05-29 | Urion Daniel | WATERPROOF SMOKE PIPE, ESPECIALLY FOR FIREPLACES |
CA1197659A (en) * | 1983-08-29 | 1985-12-10 | Mark D. Ewen | High temperature chimney |
-
1987
- 1987-04-10 FR FR8705083A patent/FR2613746B1/en not_active Expired - Lifetime
- 1987-09-30 IT IT8753690U patent/IT212238Z2/en active
-
1988
- 1988-03-18 AT AT88400661T patent/ATE59081T1/en active
- 1988-03-18 DE DE8888400661T patent/DE3861255D1/en not_active Expired - Lifetime
- 1988-03-18 ES ES88400661T patent/ES2019461B3/en not_active Expired - Lifetime
- 1988-03-18 EP EP88400661A patent/EP0286488B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ATE59081T1 (en) | 1990-12-15 |
EP0286488A1 (en) | 1988-10-12 |
IT8753690V0 (en) | 1987-09-30 |
FR2613746B1 (en) | 1992-10-09 |
FR2613746A1 (en) | 1988-10-14 |
EP0286488B1 (en) | 1990-12-12 |
DE3861255D1 (en) | 1991-01-24 |
ES2019461B3 (en) | 1991-06-16 |
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