Matches 1 - 11 out of 11
Match Document Document Title
RE40276 Biological safety cabinet with improved air flow  
A biological safety cabinet is provided that includes a frame. The frame defines a protected work area and encloses the work area on all but one side. A sash is coupled to the frame that at least...
6368206 Biological safety cabinet with improved air flow  
A biological safety cabinet is provided that includes a frame. The frame defines a protected work area and encloses the work area on all but one side. A sash is coupled to the frame that at least...
5113749 Air curtain producing an outward ramping effect for use with an access way or enclosure  
An apparatus for producing an air curtain comprising a central opening bounded by a frame on the top, bottom, and sides which defines internal channels which fluidly communicate with one another....
4927438 Horizontal laminar air flow work station  
A load chamber of a load lock is provided with a vertical air curtain which isolates the load chamber from the general clean room environment. Horizontal air flows generated in the load chamber...
4590847 Supply make-up air attachment for exhaust booths  
Energy conservation upgrading of existing large continuous atmospheric exhaust booths such as used for spray painting or abrasive blasting occurs when the exhaust booth is supplied with outside...
4475534 Ventilating system for kitchen stove  
An energy-saving ventilating system for a restaurant kitchen stove provides a first air stream flowing upwardly from a location adjacent the rear edge of the cooking surface, a second air stream...
4089327 Kitchen exhaust system  
A kitchen exhaust system has an outside air supply blower and a hood exhaust blower discharging outside. 80% of the air discharged by the exhaust blower is taken from the intake blower through...
4048912 Color spray booth and method of ventilating the same  
A ventilated enclosure, for example a paint-spraying booth, is divided into two or more zones by one or more isolating curtains of rapidly-flowing air. One longitudinal curtain is used on each side...
3974754 Controlled fluid flow systems  
This invention provides a method and apparatus for continuously moving gas from a first to a second location within an enclosed space. The gas is drawn from and exhausted to the exterior of the...
3895569 Air modulating fume system  
A fume control system wherein a canopy-type exhaust hood is located in a building a substantial distance above a source of fumes. Cold air is delivered into the building into downwardly open plenum...
3408914 Fumehood with auxiliary air supply and by-pass conduit means  
Matches 1 - 11 out of 11