Hand pumps and foot pumps are manually operated pumps that can driven by hand or foot via a handle or lever.
Rolling stock and rail vehicles includes powered and unpowered rail vehicles such locomotives, railroad cars, railway vehicles, coaches or passengers vans, wagons or freight cars, ballast hoppers, switchers, baggage car or luggage vans, and cabooses or brake cars.


(291 companies)
Accelerometers are instruments for measuring, displaying, and analyzing acceleration and vibration.
Rapid prototyping automates the fabrication of a prototype part from a three-dimensional (3-D) CAD drawing. These physical models convey more complete information about the product earlier in the development cycle.

Piers and Docks

(41 companies)
Piers and docks are structural walk paths over water.


(111 companies)
Toilets are a plumbing fixture that are used for disposal of human waste. A variety of toilets are manufactured, and are implemented based upon existing infrastructure and cultural attitudes.

Casing (borehole)

(64 companies)
Casing is a large diameter pipe that is lowered and cemented in place in order to line the borehole of an open well.
Modeling and simulation software is used to model and simulate a system or process for the purposes of testing or calibration.

Fuel Cell Stacks

(27 companies)
Fuel cell stacks and assemblies consist of individual fuel cells that are combined either in series to provide a higher usable voltage, or in parallel to provide a higher usable current
Boats, ships and offshore vessels are used to transport products, materials, and personnel on oceans, lakes, rivers, and canals.


(1,002 companies)
Fuses protect electrical devices and components from overcurrents and short circuits that occur in improperly operating circuits.

Sink Faucets

(353 companies)
Sink faucets are fixtures for drawing or regulating the flow of a liquid, especially from a pipe.

Load Cells

(379 companies)
Load cells are force sensors that often incorporate mechanical packaging to fit into testing and monitoring systems. They can be used for tension, compression, and/or shear measurement, and can be configured to measure force or load along one or more axes.
Specialty fibers, fabrics and textiles are based upon a unique composition, weave, or technology, and are designed for specialized applications.

Mortars and Pestles

(14 companies)
Mortar and pestle sets are used to crush, grind, and mix small solids or slurries. The mortar has the shape of a small, heavy walled cup. The pestle looks like a miniature baseball bat, the end of which is used for crushing or grinding.