TOOL-LESS AUTO-ALIGNING FILTER RETENTION SYSTEM

摘要

A filter retention system for releasably retaining a filter cartridge in an operable position within air supply and air exhaust systems is comprised of a filter cartridge, filter retainers, mounting frame with integral sealing knife edge and filter alignment brackets. The filter retainers allow for installation and removal of the filter cartridge without the use of tools. The retention system automatically aligns filter cartridges such that an airtight seal is created between the sealant containing groove in the filter cartridge and the sealing knife edge of the retention system.

主权项

1. A ventilation system comprising:
a retention system for high efficiency filter cartridges, the retention system comprising:
a mounting frame with integral sealing knife edge;a plurality of filter retention clips for retaining a filter cartridge, each retention clip comprising a single piece of resilient material forming five segments in series:
a base segment having means for connection to the mounting frame;a second segment subtending a right included angle with the base segment;a third segment subtending an obtuse included angle with the second segment;a fourth segment subtending an acute included angle with the third segment; anda fifth segment subtending a right included angle with the fourth segment;a plurality of filter alignment brackets for aligning the filter cartridge, each alignment bracket comprising a single piece of resilient material forming three segments in series:
a base segment having means for connection to the mounting frame;a second segment subtending an acute included angle with the base segment; anda third segment subtending an obtuse included angle with the second segment; andwherein the filter cartridge comprises a filter cartridge sealant.