Dirt drawer latch for vacuum cleaner

Details Dirt drawer latch for vacuum cleaner Dirt drawer latch for vacuum cleaner

1986-09-29

1987-11-10

Nozick, Bernard

Gas separation

Flexible or collapsible bag type

With flow line coupling means

55378, 55471, 55478, 15327E, 15347, B01D 4602

Patent

active

047055472

ABSTRACT:
A latch device for a filter bag supporting tray comprising a plurality of latch bolts operatively interrelated to move together so that blockage of any latch bolt will result in prevention of any other bolt from entering its latch recess, and only secure fully latched constraint of the tray is possible.

REFERENCES:
patent: 1098507 (1914-06-01), Krantz
patent: 2409078 (1946-10-01), Swann
patent: 2503568 (1950-04-01), Timm
patent: 2564339 (1951-08-01), Nerheim
patent: 3023447 (1962-03-01), Senne
patent: 4586214 (1986-05-01), Berfield

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