Apparatus and method for opening drains

Details Apparatus and method for opening drains Apparatus and method for opening drains

1988-03-04

1990-06-12

Moore, Chris K.

Cleaning and liquid contact with solids

Processes

Including use of vacuum, suction, or inert atmosphere

15330, 15353, 15406, A47L 514

Patent

active

049330179

ABSTRACT:
The present invention discloses a method and apparatus for opening drains and the like, and includes a suitable vacuum/pressure source such as a household or industrial wet/dry vacuum cleaner with a control mechanism fitted to the vacuum cleaner or an intermediate receptacle for sequentially applying vacuum/pressure pulses to a clogged drain for loosening and purging the blockage occurring in the drain.

REFERENCES:
patent: 2267064 (1941-12-01), Wikelund
patent: 3238556 (1966-03-01), Martin
patent: 4055405 (1977-10-01), Thun-Hohenstein
patent: 4171208 (1979-10-01), Lowder
patent: 4674137 (1987-06-01), Girse

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