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:
Oct. 21, 2025
Filed:
Feb. 07, 2024
Harrison Jet Guns Ii, L.p., Kennedale, TX (US);
James F. Shelton, Kennedale, TX (US);
HARRISON JET GUNS II, L.P., Kennedale, TX (US);
Abstract
An improved firing switch for a perforating gun is provided. The firing switch includes a contact pin extending from a disc-shaped body portion, the contact pin providing an electrical connection for uphole communications. The firing switch also includes a ring-shaped grounding collar disposed about the outer periphery of the disc-shaped body portion, the grounding collar including a plurality of resilient fingers extending outwardly therefrom. The disc-shaped body portion further includes a plurality of axial openings, in lieu of a wiring interface, for a positive detonator connection and a negative detonator connection. The plurality of axial openings are disposed radially outward of the contact pin, which is centrally disposed on the disc-shaped body portion opposite of a threaded post.