Automatic obturator for a gasodynamic ventilation device

Details Automatic obturator for a gasodynamic ventilation device Automatic obturator for a gasodynamic ventilation device

1975-05-06

1977-01-11

Wayner,, William

Fluid handling

Flow affected by fluid contact, energy field or coanda effect

Means to regulate or vary operation of device

1375278, 417174, F24F 1310

Patent

active

040021106

ABSTRACT:
Gasodynamic ventilation device consisting of a prime ejection channel provided with a nozzle for the introduction of the operative fluid and a secondary ejection channel mounted coaxially with a prime ejection channel provided at the upstream end with an admission inlet for the ambient air provided with a silencing screen. The primary and secondary channels are provided with vanes so that the two channels are separated by a section which constitutes the inlet for the admission of ambient air.
In a first modified construction of the secondary channel is provided a shield griller in a second variant the secondary channel is provided with automatic obturating members consisting of a front wall being constructed as a flap and two lateral walls, the entire obturator being pivotally mounted.

REFERENCES:
patent: 250073 (1881-11-01), Hudson
patent: 2873662 (1959-02-01), Drager
patent: 3442086 (1969-05-01), Nieman
patent: 3479947 (1969-11-01), Myers

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