Search results
Results from the WOW.Com Content Network
The gearbox in a ball valve timer makes a rumbling sound when actuated. The solenoid type switching timers contain a solenoid that relieves pressure on a diaphragm in the water-flow tube or moves a stopper into the water flow area to regulate flow. The solenoid type uses no gears and makes a tapping sound when the solenoid is activated.
Underground irrigation is provided by the WaterMaster product line that includes sprinkler timers, valves, accessories, tools and sprinkler heads. The DripMaster line is designed for delicate drip-water applications in areas with special needs (e.g., gardens, flower beds, container plants, trees and ground cover).
A water clock, or clepsydra (from Ancient Greek κλεψύδρα (klepsúdra) ' pipette, water clock '; from κλέπτω (kléptō) ' to steal ' and ὕδωρ (hydor) ' water '; lit. ' water thief ' ), is a timepiece by which time is measured by the regulated flow of liquid into (inflow type) or out from (outflow type) a vessel, and where the ...
The timer may switch equipment on, off, or both, at a preset time or times, after a preset interval, or cyclically. A countdown time switch switches power, usually off, after a preset time. A cyclical timer switches equipment both on and off at preset times over a period, then repeats the cycle; the period is usually 24 hours or 7 days.
2007 Toyota Yaris hatchback owner's manual 1919 Ford Motor Company car and truck operating manual. An owner's manual (also called an instruction manual or a user guide) is an instructional book or booklet that is supplied with almost all technologically advanced consumer products such as vehicles, home appliances and computer peripherals.
Assorted watering cans made of metal. A watering can (or watering pot or watering jug) is a portable container, usually with a handle and a funnel, used to water plants by hand. It has been in use since at least A.D. 79 and has since seen many improvements in design. Apart from watering plants, it has varied uses, as it is a fairly versatile tool.
The dashpot timer, or mechanical timer, has changed the way we use technology. With its many industrial and commercial applications, to household appliances and gardening, the dashpot timer is a very important invention that has certainly led to many changes in how thing were done during the 20th century and how things are done in modern times.
Mechanical timers use clockwork to measure time. [1] Manual timers are typically set by turning a dial to the time interval desired, turning the dial stores energy in a mainspring to run the mechanism. They function similarly to a mechanical alarm clock, the energy in the mainspring causes a balance wheel to rotate back and forth. Each swing of ...