The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 13, 1998
Filed:
Nov. 04, 1996
Jae-Sup Han, Yusong-ku, KR;
Kyu-Sop Song, Yusong-ku, KR;
Sung-Chul Kim, Yusong-ku, KR;
Nam-Il Her, Yusong-ku, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Korea Telecommunication Authority, Seoul, KR;
Abstract
An improved electrostatic discharge protection guide rail system for a PCB which is capable of providing an electrostatic discharge protection function so that a PCB of a plug-in unit disposed in a sub-rack of an electronic instrument from a damage due to an electrostatic discharge (ESD), which includes an ESD ground surface formed on the PCB, an engaging jaw portion formed in a lower portion of the guide rail and having a groove, and an insertion groove formed in a side portion of the guide rail in order for the ESD strip to be inserted therein, wherein the bent ESD strip is inserted into the insertion groove, the ESD ground surface contact portion and the ESD PCB contact portion are inserted into a groove formed in the engaging jaw portion of the guide rail, both ends of the ESD PCB having a copper plate are protruded beyond a side surface of a sub-rack and horizontally cross with respect to the parallel guide rails, and a ground cable is connected to both ends of the ESD PCB, respectively.