FIELD: machine building.
SUBSTANCE: invention relates to chain hoist. A chain hoist (1) is equipped by an electric motor (2) and coupled to a reducer (5) by a friction clutch (4). Recesses in the form of a thread are provided circumferentially on the periphery surface (4h) of the friction clutch (4).
EFFECT: increased area of heat exchange surface and increased heat removal.
8 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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|
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| PISTON ENGINE WITH TORSIONAL VIBRATION DAMPER AND TORSIONAL VIBRATION DAMPER FOR PISTON ENGINE | 1998 |
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|
RU2742310C2 |
