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:
Apr. 25, 1989
Filed:
Nov. 10, 1987
Timothy B Billman, King, NC (US);
Joseph R Goodman, Walkertown, NC (US);
AMP Incorporated, Harrisburg, PA (US);
Abstract
Four embodiments of a burn-in socket for gull wing configured semiconductor packages are disclosed where each of the embodiments includes latching means which a mechanical advantage assisting in the installation of the carrier and package. Two of the embodiments include four centered posts which include helical ramparts which contact directly on the upper surface of the carrier. A third embodiment is disclosed which includes a lid which rotates over the upper face of the carrier, where the cover includes a post having a helical rampart where the helical rampart contacts a shoulder of the socket which lowers the cover. The fourth embodiment discloses two overlapping doors where the outer door contacts the inner door thereby closing the inner door moving the carrier downward.