Search results
Results from the WOW.Com Content Network
The most characteristic element of the transfer tube pump is S-shaped "transfer tube" installed inside the feed hopper, which connects the advancing piston to the outlet. In other words, the pump cylinder which is currently pushing the material is connected to the delivery line by the transfer tube, while the retracting (pulling) cylinder is ...
At the end of the stroke, the pump switches, i.e., the transfer tube turns in front of the other filled pressure cylinders, and the pressure pistons change their movement direction. [4] Concrete pump drives are now exclusively hydraulic, so control options vary between individual manufacturers. Each system has certain advantages and ...
Pipe may be made from concrete or ceramic, usually for low-pressure applications such as gravity flow or drainage. Pipes for sewage are still predominantly made from concrete or vitrified clay. Reinforced concrete can be used for large-diameter concrete pipes. This pipe material can be used in many types of construction, and is often used in ...
A tube was laid between the Aberdeen fish market office and the main post office, to facilitate the rapid sale of the very perishable commodity. [7] While they are commonly used for small parcels and documents, including cash carriers at banks or supermarkets, [8] in the early 19th century, they were proposed for transport of heavy freight. It ...
Schematic cross section of a pressurized caisson. In geotechnical engineering, a caisson (/ ˈ k eɪ s ən,-s ɒ n /; borrowed from French caisson 'box', from Italian cassone 'large box', an augmentative of cassa) is a watertight retaining structure [1] used, for example, to work on the foundations of a bridge pier, for the construction of a concrete dam, [2] or for the repair of ships.
McDonald's is hoping for a fresh start in 2025 following a year in which its stock underperformed under the weight of lackluster sales and an E. coli outbreak.Enter its new national value platform ...
The tremie concrete placement method uses a vertical or nearly vertical pipe, through which concrete is placed by gravity feed below water level. [4]The lower end of the pipe is kept immersed in fresh concrete so that concrete rising from the bottom displaces the water above it, thus limiting washing out of the cement content of the fresh concrete at the exposed upper surface.
Classic Beef Stroganoff. A nod to tradition, with a tip of the hat to the ’80s love of decadent meals, beef Stroganoff seemed destined for popularity.