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:
Aug. 07, 2018
Filed:
Mar. 15, 2018
True Velocity, Inc., Dallas, TX (US);
Lonnie Burrow, Carrollton, TX (US);
True Velocity, Inc., Dallas, TX (US);
Abstract
The present invention provides a three piece primer insert for use in polymer ammunition comprising: an upper primer insert portion comprising an upper primer bottom surface, an upper primer aperture through the upper primer bottom surface, a groove positioned around the upper primer aperture, wherein the groove is adapted to receive a polymer overmolding and a substantially cylindrical coupling element extending away from the upper primer bottom surface; a middle primer insert portion comprising a middle aperture and positioned in contact with the upper primer bottom surface and adjacent to the groove, wherein the middle aperture is smaller than the upper primer aperture; and a lower primer insert portion in contact with the middle primer insert portion comprising a lower primer bottom surface in contact with the middle primer insert portion and opposite a lower primer top surface, a primer recess in the lower primer top surface that extends toward the lower primer bottom surface and adapted to fit a primer, a lower aperture through the lower primer bottom surface, wherein the lower aperture is larger than the upper primer aperture.