|4049107||Printing devices or heads for printers or the like and a process for making such a printing head|
The invention concerns a printing device or head for a printer or the like nd to a process of making same. The device comprises a plurality of needles each having an electro-magnet and a metal plate associated therewith, a selected needle being displaceabl...
|4008449||Electrical control device and methods of adjusting and operating|
An electrical control device has an electromagnet, and means is adapted for attraction from a generally at-rest position through an air gap into magnetic holding engagement with the electromagnet upon its energization. In combination with the device, ther...
Two relays and a push-to-start switch are mounted together on a common frame within a common housing. The cores and coils for the devices are mounted in spaced parallel relationship on the frame. Three legs which extend from one side of the frame are supp...