On very hot days, a person who arrives at work after a long commute longs for the coolness and comfort of an air-conditioned office. To ensure this scenario, however, the air conditioning system must be reliable.
Ultrasonic welding can handle most plastics assembly applications. Other friction-based processes, such as vibration welding and spin welding, can usually tackle the rest. However, that necessitates investing in three separate machines at considerable cost.
NAGOYA, Japan—Japanese appliance manufacturer Rinnai will start producing gas-powered tankless water heaters in the United States. The company will initially lease a plant in Georgia and later build its own assembly plant there. Investment will total some $79 million.
Manufacturers of complex products, such as engines and transmissions, have long been using radio frequency identification (RFID) technology to error-proof their processes, document quality, and deal with high-mix production.
If poet Gertrude Stein had also worked as an assembly machine operator, could she have ever written the line, “a rivet is a rivet is a rivet”? No one can say for sure, but it’s highly unlikely since operators know that rivets are distinctive in their design and function, as well as how they are installed.
In April, President Donald Trump made good on a campaign promise and ordered the Commerce Department to conduct a “Section 232” review of steel imports. A provision of the Trade Expansion Act of 1962, Section 232 authorizes the gov-ernment to take action to limit imports of products if they threaten national security.
During a recent visit to this bright, open, state-of-the-art factory, I took a turn on the line assembling one of DEWALT’s hottest products, the 20-volt MAX XR three-speed cordless drill and screwdriver, which is powered by a brushless motor and a 5 amp-hour lithium-ion battery.