Vacuum cleaner mechanism responsive to thermal effects of filter bag filling
United States Patent 2625239
US Patent References:
Vacuum cleaner
- - 1959759

Hot air furnace
- - 2013136

Vacuum cleaner
- - 2034373

Centering mechanism for locomotive trucks
- - 2263442

Thermostatic switch
- - 2289764


Inventors:
Senne, Edgar P.
Publication Date:
01/13/1953
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Assignee:
Senne, Edgar P.
Primary Class:
96/407
Other Classes:
337/336, 96/418, 361/164, 34/82, 361/26, 361/105
International Classes:
A47L9/19; A47L9/10
US Patent References:
2320368Vacuum cleaner electric indicator
2343732Vacuum cleaning apparatus
2422526Heating system
2447622Adjustable thermal limit switch
2534280Vacuum cleaner
Foreign References:
GB189809953A