Article: Check valves. (Fluid & Power: Valves & Cylinders).

Article: Check valves. (New Products).
Industrial Product Bulletin;  September 1, 2002 ;     329 words ...Vacuum check valves work with venturi vacuum pumps and switches to seal and maintain vacuum levels for safe, energy-efficient vacuum applications. Check valves allow air flow in one direction only. Once ...

Article: Vacuum check valves. (Focus on Labeling and ...
Food Engineering;  October 1, 2002 ;     340 words ... ... introduced a new line of vacuum check valves that works with venturi vacuum ... switches to seal and maintain vacuum levels for safe, energy-efficient vacuum applications. Vaccon check valves allow air flow in one direction ...

Article: Check valves. (Product Round-Up: Fluid Power).
Industrial Maintenance & Plant Operation;  September 1, 2002 ;     326 words ...These vacuum check valves work with venturi vacuum pumps and switches to seal and maintain vacuum levels. They allow air to flow in one direction ... of hoppers, and for providing stable vacuum levels for clamping operations. Vaccon Co ...

Article: Vacuum check valves.(Pneumatic Components)
Assembly;  November 1, 2003 ;     318 words ...Vacuum check valves work with venturi vacuum pumps and switches to seal and maintain vacuum levels for safe, energy-efficient vacuum applications. The valves allow air flow in one direction only. Once the pump reaches the ...

Article: Vacuum check valves. (Vacuum Product Showcase).
Laboratory Equipment;  September 1, 2002 ;     342 words ...These vacuum check valves work with venturi vacuum pumps and switches to seal and maintain vacuum levels for safe, energy-efficient vacuum applications. They allow airflow in one direction only. Once the vacuum pump reaches the ...

Article: Vacuum check valves. (New Products).
Food Manufacturing;  September 1, 2002 ;     349 words ... ... with venturi vacuum pumps and switches to seal and maintain vacuum levels for safe, energy-efficient vacuum applications. Valves ... containing resins, pellets or powders, and for providing stable vacuum levels for clamping operations. They add an extra safety measure ...

Article: Check valves for submersible installations: the ...
National Driller;  June 1, 2008 ;     700+ words ...Check valves permit water flow in one direction only ... Some submersible pumps have built-in check valves, and are suitable for operation without ... application and installation. Types of Check Valves Spring-loaded, stem or cage poppetstyle ...