Title: Odorless water closet

Abstract: A water closet has an intake manifold interposed between the seat and the top periphery of the bowl. A suction blower is arranged to draw gases from the manifold, and deliver them to the sewer connection beyond the water trap. The components, including the ventilation connection, are within, or secured to, the bowl and tank structure.

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Inventors: Arnold, Douglas L. (Holland, MI, US)

Application Number: 722696
Filing Date: 1976-09-13
Publication_date: 1978-08-01
Assignee:
Primary Class(es): 4/213 4/216, 4/217, 4/348
Other Classes:
US Patent Ref:

1247176	Nov, 1917	Swarzman	4/217.
1940163	Dec, 1933	Bystrom	4/217.
1997695	Apr, 1935	Nielsen et al.	4/213.
2079733	May, 1937	Cummings	4/213.
2151138	Mar, 1939	Morris	4/213.
2171903	Sep, 1939	Aubin	4/213.
2309885	Feb, 1943	Carman	4/213.
2619655	Dec, 1952	Huff	4/213.
2743462	May, 1956	McMillan	4/213.
2824313	Feb, 1958	Bulow	4/213.
2985890	May, 1961	Baither	4/213.
2988756	Jun, 1961	Hartley	4/213.
3193846	Jul, 1965	Lafebvre	4/100.
3534415	Oct, 1970	Huffman	4/213.
3585651	Jun, 1971	Cox	4/213.
3790970	Feb, 1974	Bendersky et al.	4/213.
3902203	Sep, 1975	Poister et al.	4/213.
3913150	Oct, 1975	Poister et al.	4/217.
3999225	Dec, 1976	Ables	4/217.

Other Refs: 440,158

Dec, 1967	CH

Primary Examiner: Artis, Henry K.
Assistant Examiner:
Attorney: Morse; Glenn B.