enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Double dump valve - Wikipedia

   en.wikipedia.org/wiki/Double_dump_valve

   Double dump valves have two trap-door flap plates which open and close on an alternating cycle. The top gate opens to allow collected material to drop through onto the bottom gate. The top gate then re-closes to prevent air leakage above the valve. The bottom gate then opens to allow material to pass completely through the valve.

3. Toilet roll holder - Wikipedia

   en.wikipedia.org/wiki/Toilet_roll_holder

   A toilet-roll holder, also known as a toilet paper dispenser, is an item that holds a roll of toilet paper. Common models include a hinged length of wire mounted horizontally on a wall, a thicker axle either recessed into a wall or mounted on a frame, or a freestanding vertical pole on a base.

4. Duckbill valve - Wikipedia

   en.wikipedia.org/wiki/Duckbill_valve

   Duckbill exhaust valve for Draeger twin hose regulator. A duckbill valve is a check valve, usually manufactured from rubber or synthetic elastomer, and has two or more flaps, usually shaped like the beak of a duck. [1] It is commonly used in medical applications to prevent contamination due to backflow. A cross-section diagram of a Duckbill valve.

5. Why this CVS replaced toilet paper on its shelves with framed ...

   www.aol.com/why-cvs-replaced-toilet-paper...

   Step into any CVS in the nation's capital and you’ll find shelves lined with locked display boxes. But this approach is particularly unique. Why this CVS replaced toilet paper on its shelves ...

6. Trickle valve - Wikipedia

   en.wikipedia.org/wiki/Trickle_valve

   Trickle valves can be used only on systems operating under negative pressure. The vacuum created inside the dust collector holds the valve closed, allowing a head of material to build up above the trickle valve. Once the pressure of the material equals the negative pressure of the system, the valve is forced open and a trickle of material will ...

7. Toilet paper orientation - Wikipedia

   en.wikipedia.org/wiki/Toilet_paper_orientation

   This is an accepted version of this page This is the latest accepted revision, reviewed on 29 January 2025. Direction of mounting a toilet paper roll Toilet paper orientation The over orientation The under orientation Some toilet roll holders or dispensers allow the toilet paper to hang in front of (over) or behind (under) the roll when it is placed parallel to the wall. This divides opinions ...