Apparatus for protecting a compressor from breakdown
US4236621A · kind A · utility
5Cited by
11References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 25, 1979 |
| Grant date | Dec 2, 1980 |
| Priority date | — |
| Expiry date | Apr 25, 1999 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D27/14
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An apparatus for protecting a compressor from breakdown, in the case where the compressor is arranged so as to be connected to a drive source by means of an electromagnetic clutch having therein an excitation circuit connected, at its one end, to electric power source, and at its other end, to a body of the compressor via a grounding lead wire, which is characterized in that the grounding lead wire is connected to the body of the compressor by means of an electrically conductive connecting member made of a material which is capable of melting under a thermal effect of the compressor when the compressor is overheated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.