GB535088A - Improved operating means for furnace doors and the like - Google Patents
Improved operating means for furnace doors and the likeInfo
- Publication number
- GB535088A GB535088A GB2973039A GB2973039A GB535088A GB 535088 A GB535088 A GB 535088A GB 2973039 A GB2973039 A GB 2973039A GB 2973039 A GB2973039 A GB 2973039A GB 535088 A GB535088 A GB 535088A
- Authority
- GB
- United Kingdom
- Prior art keywords
- furnace doors
- operating means
- door
- screw
- tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
- F23M7/00—Doors
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
535,088. Door and like operating appliances. FOTHERGILL, J. Nov. 9, 1939, No. 29730. [Class 51 (ii)] [Also in Group XXV] A device for operating furnace doors and the like comprises telescopic tubular members 8, 16, the inner member 8 being provided with a nut 19 engaging with a screw 9 driven through worm and worm wheel gearing 17, 18 by an electric motor. In a modification the screw is driven directly without gearing. The tube 8 is provided with a head 7 carrying a pulley 6 which is arranged in the bight of a rope 2 one end of which is connected to the door to be operated and the other end connected to bracket fixed to a stanchion which also carries a bracket 13 to which the casing enclosing the gear 17, 18 is secured. The tube 8 is guided by rods 20.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2973039A GB535088A (en) | 1939-11-09 | 1939-11-09 | Improved operating means for furnace doors and the like |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2973039A GB535088A (en) | 1939-11-09 | 1939-11-09 | Improved operating means for furnace doors and the like |
Publications (1)
Publication Number | Publication Date |
---|---|
GB535088A true GB535088A (en) | 1941-03-27 |
Family
ID=10296219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2973039A Expired GB535088A (en) | 1939-11-09 | 1939-11-09 | Improved operating means for furnace doors and the like |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB535088A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2234955A (en) * | 1989-08-15 | 1991-02-20 | Donald Price | Displacement arrangement e.g. for door |
GB2295412A (en) * | 1995-10-19 | 1996-05-29 | Intovalve Ltd | Mechanism for raising and lowering a paddle in a sluice, weir or lock-gate. |
-
1939
- 1939-11-09 GB GB2973039A patent/GB535088A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2234955A (en) * | 1989-08-15 | 1991-02-20 | Donald Price | Displacement arrangement e.g. for door |
GB2295412A (en) * | 1995-10-19 | 1996-05-29 | Intovalve Ltd | Mechanism for raising and lowering a paddle in a sluice, weir or lock-gate. |
GB2295412B (en) * | 1995-10-19 | 1996-11-20 | Intovalve Ltd | Mechanism for raising and lowering a paddle in a sluice,weir or lock-gate |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB931494A (en) | Improvements in or relating to devices for raising and lowering windows | |
GB535088A (en) | Improved operating means for furnace doors and the like | |
GB890103A (en) | Improvements in or relating to apparatus for displacing slidable structures | |
GB939589A (en) | Improvements in electric motor driven pulleys | |
GB592735A (en) | Improvements relating to linear actuating mechanisms | |
GB688559A (en) | Electric motor-driven worm gearing | |
GB1004550A (en) | Improvements in or relating to speed-reduction gears | |
GB627004A (en) | Improvements in electric jack-type actuators | |
US3440896A (en) | Powered capstan cable pulling mechanism | |
GB889102A (en) | Power drive devices | |
GB615929A (en) | Improvements in and relating to a lifting device | |
CN109386227A (en) | A kind of rolling valve door motor | |
JPS5678347A (en) | Starting motor | |
GB460780A (en) | Improvements relating to flexible power transmission shafts | |
GB894546A (en) | A speed reduction unit for a cooling tower fan drive | |
GB507088A (en) | Improvements relating to window operating mechanism | |
ES304473A3 (en) | Improvements in the devices of driving corresponding curtains. (Machine-translation by Google Translate, not legally binding) | |
GB662978A (en) | Improvements in or relating to power take-off mechanisms in motor vehicles | |
SU85155A1 (en) | Thorn valve installation | |
GB621886A (en) | Improvements in or relating to power drive assemblies | |
GB1067371A (en) | A shutter winding device | |
GB902544A (en) | Improvements in electric chain hoists | |
GB806681A (en) | Vehicle window regulators | |
GB609394A (en) | Improved limit-switch mechanism for electric motors | |
GB648425A (en) | Change-speed gear for cycles |