GB1383990A - Electric motor cooling structures - Google Patents
Electric motor cooling structuresInfo
- Publication number
- GB1383990A GB1383990A GB4368472A GB4368472A GB1383990A GB 1383990 A GB1383990 A GB 1383990A GB 4368472 A GB4368472 A GB 4368472A GB 4368472 A GB4368472 A GB 4368472A GB 1383990 A GB1383990 A GB 1383990A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cowl
- electric motor
- fan
- pipe
- whilst
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/14—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
1383990 Ventilators NU AIRE (CONTRACTS) Ltd 21 March 1973 [21 Sept 1972] 43684/72 Heading F4V [Also in Division H2] An electric motor 1 is covered by a cowl 2 to whose interior there is a cool air inlet, and there is provided a pipe through which hot air is drawn from and discharged outside the cowl. The invention is applicable to roof-mounted ventilation units, and in the embodiment shown the inlet is a gap 9 at the cowl base; whilst in a sealed embodiment Fig. 5, it comprises pipes (14). Again, as shown, the pipe comprises a hollow shaft 6 by which the motor drives, via a pulley 4 and belt 5, an impeller 7 which draws and discharges the hot air; whilst in Fig. 3, this impeller is replaced by a centrifugal fan (8), and in Figs. 4a, 4b, such fan (8) is mounted directly on the motor shaft and a separate pipe 10 leads to near, or to the eye (12) of, the fan.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4368472A GB1383990A (en) | 1972-09-21 | 1972-09-21 | Electric motor cooling structures |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4368472A GB1383990A (en) | 1972-09-21 | 1972-09-21 | Electric motor cooling structures |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1383990A true GB1383990A (en) | 1974-02-12 |
Family
ID=10429855
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB4368472A Expired GB1383990A (en) | 1972-09-21 | 1972-09-21 | Electric motor cooling structures |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1383990A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4679389A (en) * | 1985-02-13 | 1987-07-14 | Zinser Textilmaschinen Gmbh | Spinning or twisting machine |
GB2205393B (en) * | 1987-04-14 | 1991-01-23 | Reycol Service Co Limited | Air handling equipment |
-
1972
- 1972-09-21 GB GB4368472A patent/GB1383990A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4679389A (en) * | 1985-02-13 | 1987-07-14 | Zinser Textilmaschinen Gmbh | Spinning or twisting machine |
GB2205393B (en) * | 1987-04-14 | 1991-01-23 | Reycol Service Co Limited | Air handling equipment |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |