Air vent apparatus for water tube

Details Air vent apparatus for water tube Air vent apparatus for water tube

2006-01-30

2009-12-29

Smith, Duane (Department: 1797)

Gas separation: apparatus

Degasifying means for liquid

With control means responsive to sensed condition

C095S260000, C096S194000, C096S204000, C137S197000, C137S207000

Reexamination Certificate

active

07637990

ABSTRACT:
An air vent apparatus for a water tube, comprising:an air separator pipe installed to have an axial direction along a vertical direction, and connected to a portion, where an air reservoir tends to occur, of the water tube for passage of water; andair vent means for venting air accumulating in the air separator pipe.

REFERENCES:
patent: 7018472 (2006-03-01), Yamauchi
patent: 2006/0137663 (2006-06-01), Vaught
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patent: 10-227581 (1998-08-01), None
Chinese Office Action dated Oct. 19, 2007, Application No. 2006100064935.
Office Action dated Mar. 10, 2009 in Corresponding German Patent Application No. 10 2006 004 615.3-24.

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