A PCMCIA (Personal Computer Memory Card International Association) modem card includes a PCB (printed circuit board) sealed in a slender enclosure, typically the size of a credit card. The PCB contains a hole for receiving a drop-in electronic component, such as a resetting fuse. The fuse comprises a...http://www.google.se/patents/US6239977?utm_source=gb-gplus-sharePatent US6239977 - Technique for mounting electronic components on printed circuit boards