Air cleaner; replaceable filter cartridges; and, methods
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Oct 7, 2014
Grant Date -
Oct 17, 2013
app pub date -
Jun 10, 2013
filing date -
Oct 28, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The disclosure concern air cleaners. Preferred air cleaners are shown which include a housing and a removable and replacement primary filter cartridge. Optional and advantageous features are shown. An optional mechanical interlock, operated with a non-threaded, movement of the cartridge, is provided between the primary filter cartridge and the housing. The preferred primary filter cartridge is conical in shape. A preferred optional safety or secondary filter cartridge is shown. Preferred methods of assembly and use are provided.
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