Warm-air hand drying apparatus using an induced heated air flow
First Claim
1. A warm-air drying installation comprising a plurality of warm-air hand drying apparatuses, a source of compressed gas, and distributing means connected to the source of compressed gas and having a plurality of outlets for compressed gas each of which is connected to a respective one of the plurality of apparatuses through a supply line, each said apparatus comprising an air moving device operable by the compressed gas, said air moving device having an air inlet through which ambient air enters the air moving device and is entrained by the compressed gas, and an air outlet through which the entrained ambient air flows and is discharged into the hands of the user, and each said apparatus including heating means located at the air inlet of said air moving device for heating the ambient air flowing through the air moving device.
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Accused Products
Abstract
A regulated compressed air source supplies compressed air to a plurality of individual hand dryer stations where an air moving device such as an ejector or venturi operable heat exchanger to a user. In the preferred embodiment, the heat exchanger of each station uses hot water circulated by a pump from a common reservoir to warm the air.
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Citations
8 Claims
- 1. A warm-air drying installation comprising a plurality of warm-air hand drying apparatuses, a source of compressed gas, and distributing means connected to the source of compressed gas and having a plurality of outlets for compressed gas each of which is connected to a respective one of the plurality of apparatuses through a supply line, each said apparatus comprising an air moving device operable by the compressed gas, said air moving device having an air inlet through which ambient air enters the air moving device and is entrained by the compressed gas, and an air outlet through which the entrained ambient air flows and is discharged into the hands of the user, and each said apparatus including heating means located at the air inlet of said air moving device for heating the ambient air flowing through the air moving device.
Specification