Invention Grant
- Patent Title: Air cleaner; replaceable filter cartridges; and, methods
- Patent Title (中): 空气净化器; 可更换滤芯; 和方法
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Application No.: US13544118Application Date: 2012-07-09
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Publication No.: US08394166B2Publication Date: 2013-03-12
- Inventor: James Scott , Steven Gieseke , Douglas Iddings
- Applicant: James Scott , Steven Gieseke , Douglas Iddings
- Applicant Address: US MN Minneapolis
- Assignee: Donaldson Company, Inc.
- Current Assignee: Donaldson Company, Inc.
- Current Assignee Address: US MN Minneapolis
- Agency: Merchant & Gould P.C.
- Main IPC: B01D39/00
- IPC: B01D39/00
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. 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.
Public/Granted literature
- US20120272633A1 AIR CLEANER; REPLACEABLE FILTER CARTRIDGES; AND, METHODS Public/Granted day:2012-11-01
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