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. 20, 2015
Filed:
Aug. 24, 2012
Marc A. Gessford, North Plains, OR (US);
Lawrence M. Lemon, Beaverton, OR (US);
Jerry R. Shane, Portland, OR (US);
Marc A. Gessford, North Plains, OR (US);
Lawrence M. LeMon, Beaverton, OR (US);
Jerry R. Shane, Portland, OR (US);
Tektronix, Inc., Beaverton, OR (US);
Abstract
A ground spring for receiving a ground end of a high-frequency test probe is described. The ground spring includes a generally annular base portion, and a number of elongated spring fingers extending from the base portion. The fingers extend generally radially inwardly from the base portion and have inner end faces that together define a substantially circular opening in a center portion of the ground spring. Each of the fingers have a tapered shape including a wider base portion end and a narrower inner end portion Each of the fingers has a longitudinal axis that is aslant relative to a reference line extending from the center of the ground spring to a center of the base portion of each finger. BMA connectors including the ground spring and test and measurement devices are also described.