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Class 454/20 - Having air current responsive adjustment means


Subclass of Class 454 - Ventilation
Definition: Subject matter comprising a means which alters the position
No. of patents: 4
Last issue date: 07/26/2005


NumberTitleIssue Date
6920988Towel bar, ring or hook anchoring device and wet towel shield
A device for anchoring a towel bar, ring or hook to a supporting surface and for shielding the supporting surface from wet towel damage. The device includes a plate upon which the towel bar, ring or hook is mounted such that the plate extends a distance equal to or ...
07/26/2005
6699118Vent apparatus
A vent apparatus for an enclosed space such as that within a structure or a vehicle, including a vent tube having a first end that extends outside of the closed space and a second end that is connected to the enclosed space and a vent cap removably couple...
03/02/2004
6471578Ventilator by force of nature with pressurization conduit hood
A wind-powered ventilator includes a pressurization conduit hood mounted on the periphery of an automatic directional type or worm gear type ventilator. The conduit hood is arranged to pressurize atmospheric wind, however feeble and minimal, and conduct t...
10/29/2002
4147096Breather vent for vapor vent valve
A breather vent mountable on the vent pipe outlet from an underground storage tank at a gasoline service station site. A vent housing includes a body section adapted for placement on the vent pipe and which cooperates with a superposed cap section to acco...
04/03/1979
 
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