Filter bag for floor care appliance

Filter bag for hot gases

Filter bag retaining system with removable thimble extension

Filter bag seal

Filter bag shaker mechanism

Filter bag subassembly

Filter bag tensioning device and method

Filter bag vessel

Filter bag with integral agitator

Filter bag with removable shaping members

Filter bag with support cage

Filter bags for dust collectors

Filter bed agitating means

Filter bed clarifier

Filter bed differential pressure monitoring system

Filter bed floor strainer

Filter belt arrangement for pressurized chamber filter

Filter belt edge structure

Filter belt press

Filter block and method of making the same