Invention Grant
- Patent Title: Prefilter cover for bidirectional-airflow respirator cartridge
- Patent Title (中): 用于双向气流呼吸器筒的预过滤器盖
-
Application No.: US14285197Application Date: 2014-05-22
-
Publication No.: US09440775B2Publication Date: 2016-09-13
- Inventor: Gary Edward Dwyer , Pierre Legare
- Applicant: 3M INNOVATIVE PROPERTIES COMPANY
- Applicant Address: US MN St. Paul
- Assignee: 3M Innovative Properties Company
- Current Assignee: 3M Innovative Properties Company
- Current Assignee Address: US MN St. Paul
- Agent Kenneth B. Wood
- Main IPC: B65D43/16
- IPC: B65D43/16 ; B65D85/00 ; A62B18/02 ; A62B18/04 ; A62B23/02 ; A62B18/00 ; A62B25/00
Abstract:
A prefilter cover for a bidirectional-airflow respirator cartridge, the prefilter cover including front and rear clamshell portions that are flexibly connected by a flexible connecting member.
Public/Granted literature
- US20150336718A1 PREFILTER COVER FOR BIDIRECTIONAL-AIRFLOW RESPIRATOR CARTRIDGE Public/Granted day:2015-11-26
Information query
