Patent Publication Number: US-11662165-B1

Title: Firearm magazine sleeve

Description:
BACKGROUND OF THE INVENTION 
     1. Field of the Invention. 
     The present invention relates to firearms, and more particularly, to firearm magazine sleeves. 
     2. Description of the Related Art. 
     Applicant is not aware of any prior art suggesting the novel features of the present invention. 
     SUMMARY OF THE INVENTION 
     The present invention is a firearm magazine sleeve, comprising a sleeve assembly. The sleeve assembly comprises a sleeve forward wall, a sleeve aft wall having an aft top edge, first and second sleeve lateral walls, a bottom edge, a sleeve lip, and a sleeve internal face. The sleeve assembly further comprising top walls. The top walls comprise first and second top lateral walls, a top forward wall, a top aft wall, corners, an interior edge, and a top edge, whereby the top walls extend from the sleeve lip to the top edge. The top walls extend from the sleeve lip to form a perimeter, which encapsulate a magazine tube assembly and prevent the magazine tube assembly from flexing or deforming from impact forces. The sleeve assembly mounts onto the magazine tube assembly and secures onto the a magazine base assembly. 
     The first and second sleeve lateral walls comprise first and second sleeve holes respectively. The sleeve assembly further comprises a semicircular tab. The first and second top lateral walls comprise first and second top lateral internal faces respectively. The first and second top lateral internal faces comprise first and second sleeve indents respectively. The first and second sleeve indents extend from the interior edge. The top walls extend from the sleeve lip to the top edge. The top walls define a first rectangular shape having a first predetermined perimeter, and sleeve assembly defines a second rectangular shape having a second predetermined perimeter. The first predetermined perimeter is smaller than the second predetermined perimeter. The semicircular tab extends from the aft top edge toward the top aft wall, and protrudes from the top edge. 
     The magazine tube assembly comprises a sidewall, a magazine top edge, a magazine lip, a magazine base edge, first and second magazine tabs, a magazine forward face, and a magazine aft face. The magazine base assembly comprises a base exterior face with indents, a base interior face, a perimeter edge, a forward face, a base edge, first and second lateral walls, grip sections, an aft face, a forward wall, and an aft wall. The first and second lateral walls comprise first and second tabs respectively. The first and second lateral walls, the forward wall, and the aft wall extend from the base interior face defining a lip. The first and second lateral walls each comprises apertures and lateral ridges, and the forward wall and the aft wall comprise ridges. The sleeve assembly mounts onto the magazine tube assembly, whereby the sleeve lip mounts onto the magazine lip and the first and second sleeve indents receive the first and second magazine tabs respectively. The sleeve assembly secures onto the magazine base assembly, whereby the first and second sleeve holes receive the first and second tabs respectively. 
     It is therefore one of the main objects of the present invention to provide a firearm magazine sleeve. 
     It is another object of this invention to provide a firearm magazine sleeve, which mounts onto a magazine tube assembly. 
     It is another object of this invention to provide a firearm magazine sleeve that comprises top walls. 
     It is another object of this invention to provide a firearm magazine sleeve having top walls, above a sleeve lip, to form a perimeter, which encapsulate a magazine tube assembly and prevents the magazine tube assembly from flexing or deforming from impact forces. Therefore, the entire assembled magazine assembly stays in place to prevent accidental disassembly. 
     It is another object of this invention to provide a firearm magazine sleeve, which receives a magazine base. 
     It is another object of this invention to provide a firearm magazine sleeve that can be disassembled with a sleeve disassembly tool. 
     It is another object of this invention to provide a firearm magazine sleeve, which is of a durable and reliable construction. 
     It is yet another object of this invention to provide such a device that is inexpensive to manufacture and maintain while retaining its effectiveness. 
     Further objects of the invention will be brought out in the following part of the specification, wherein detailed description is for the purpose of fully disclosing the invention without placing limitations thereon. 
    
    
     
       BRIEF DESCRIPTION OF THE DRAWINGS 
       With the above and other related objects in view, the invention consists in the details of construction and combination of parts as will be more fully understood from the following description, when read in conjunction with the accompanying drawings in which: 
         FIG.  1    is a top isometric view of a present invention sleeve assembly. 
         FIG.  2    is a bottom isometric view of the present invention sleeve assembly. 
         FIG.  3    is a bottom view of the present invention sleeve assembly. 
         FIG.  4    is a top isometric view of a magazine base that secures the present invention sleeve assembly. 
         FIG.  5    is a bottom isometric view of the magazine base that secures the present invention sleeve assembly. 
         FIG.  6    is a top view of the magazine base that secures the present invention sleeve assembly. 
         FIG.  7    is a side view of a disassembled magazine assembly including the present invention sleeve assembly and the magazine base. 
         FIG.  8    is a side view of an assembled magazine assembly including the magazine base securing the present invention sleeve assembly. 
         FIG.  9    is an isometric view of a sleeve disassembly tool. 
         FIG.  10    is an isometric view of the sleeve disassembly tool used to disassemble the present invention sleeve assembly from the magazine base. 
     
    
    
     DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT 
     Referring now to the drawings, the present invention is a firearm magazine sleeve, and is generally referred to with numeral  10 . It can be observed that it basically includes sleeve assembly  200  having top walls  300 . 
     As seen in  FIGS.  1 ,  2 , and  3   , sleeve assembly  200  comprises sleeve forward wall  202 , sleeve aft wall  204  having aft top edge  224 , first and second sleeve lateral walls  206 , bottom edge  214 , sleeve lip  218 , and sleeve internal face  222 . First and second sleeve lateral walls  206  comprise first and second sleeve holes  208  respectively. Sleeve assembly  200  further comprises semicircular tab  210 . Sleeve forward wall  202  defines a first predetermined distance from bottom edge  214  to sleeve lip  218 , and sleeve aft wall  204  defines a second predetermined distance from bottom edge  214  to sleeve lip  218 . The first predetermined distance is greater than the second predetermined distance. First and second sleeve lateral walls  206  are parallel to each other, and are perpendicular to sleeve forward wall  202  and sleeve aft wall  204 . First and second sleeve lateral walls  206  comprise first and second bottom indents  220  respectively. 
     Top walls  300  comprise first and second top lateral walls  302 , top forward wall  304 , top aft wall  306 , corners  310 , interior edge  314 , and top edge  316 . First and second top lateral walls  302  comprise first and second top lateral internal faces  308  respectively. First and second top lateral internal faces  308  comprise first and second sleeve indents  312  respectively. First and second sleeve indents  312  extend from interior edge  314  towards top edge  316  without reaching top edge  316 . Top walls  300  extend from sleeve lip  218  to top edge  316 . Top walls  300  define a first rectangular shape having a first predetermined perimeter, and sleeve assembly  200  defines a second rectangular shape having a second predetermined perimeter, whereby the first predetermined perimeter is smaller than the second predetermined perimeter. Semicircular tab  210  extends from aft top edge  224  toward top aft wall  306 , and protrudes from top edge  316 . 
     As seen in  FIGS.  4 ,  5 , and  6   , magazine base assembly  160  comprises base exterior face  162 , base interior face  194 , perimeter edge  168 , forward face  170 , base edge  172 , first and second lateral walls  176 , grip sections  178 , aft face  180 , forward wall  190 , and aft wall  192 . First and second lateral walls  176  comprise first and second tabs  174  respectively. Base exterior face  162  comprises hole  164  and indents  166 . First and second lateral walls  176 , forward wall  190 , and aft wall  192  extend from base interior face  194  defining lip  182 . First and second lateral walls  176  are parallel to each other, and are perpendicular to forward wall  190  and aft wall  192 . Forward wall  190  defines a third predetermined distance from base interior face  194  to base edge  172 , and aft wall  192  comprises a fourth predetermined distance from base interior face  194  to base edge  172 . The third predetermined distance is greater than the fourth predetermined distance. 
     First and second lateral walls  176  each comprise apertures  184  and lateral ridges  196 . In a preferred embodiment, each tab  174  is in between respective first and second apertures  184  and first and second ridges  196 . Forward wall  190  and aft wall  192  comprise ridges  188 . In a preferred embodiment, ridges  188  extend from lip  182  toward base edge  172  without reaching base edge  172 . Ridges  188  and lateral ridges  196  help to fix magazine base assembly  160  onto sleeve assembly  200 , thus providing stability to an assembled magazine assembly, as seen in  FIG.  8   . Base interior face  194  comprises first and second semicircular protrusions  186 . First and second semicircular protrusions  186  secure magazine spring  140 , seen in  FIG.  9   . 
     As seen in  FIG.  7   , magazine tube assembly  120  comprises sidewall  122 , magazine top edge  124 , magazine lip  125 , magazine base edge  126 , first and second magazine tabs  127 , magazine forward face  128 , and magazine aft face  129 . 
     As seen in  FIG.  8   , sleeve assembly  200  mounts onto magazine tube assembly  120  and secures onto magazine base assembly  160 . Furthermore, sleeve assembly  200  mounts onto magazine tube assembly  120 , whereby sleeve lip  218  mounts onto magazine lip  125 , and first and second sleeve indents  312 , seen in  FIG.  1   , receive first and second magazine tabs  127  respectively. In addition, sleeve assembly  200  also mounts onto magazine tube assembly  120 , whereby top walls  300  fit tightly around magazine tube assembly  120 . Thus, preventing magazine tube assembly  120  from flexing or deforming as a result of impact forces, and therefore providing more stability to an assembled magazine assembly as illustrated. 
     Sleeve assembly  200  secured onto magazine base assembly  160 , whereby first and second sleeve holes  208  receive first and second tabs  174  respectively. When assembled, sleeve forward face  202  aligns with forward wall  190 , sleeve aft wall  204  aligns with aft wall  192 , base edge  172  aligns with magazine base edge  126 , and semicircular tab  210  contacts magazine aft face  129 . Follower  130  and magazine spring  140  are assembled within magazine tube assembly  120 . Top walls  300 , above sleeve lip  218 , form a perimeter, which encapsulate magazine tube assembly  120  and prevents magazine tube assembly  120  from flexing or deforming from impact forces. Therefore, the entire assembled magazine assembly stays in place to prevent accidental disassembly. 
     As seen in  FIGS.  9  and  10   , sleeve disassembly tool  230  is U-shaped and comprises first and second lateral members  232  and  234 , and central member  236 . First and second lateral members  232  and  234  comprise first and second lateral tabs  242  and  244  respectively. First and second lateral tabs  242  and  244  comprise first and second ridges  250  and  252  respectively at respective inner sides, and tab grips  246  and  248  respectively at respective external sides. Central member  236  comprises protrusion  238  having hole  240 . Sleeve disassembly tool  230  is used to disassemble sleeve assembly  200  from magazine base assembly  160 , whereby a predetermined force is applied onto first and second lateral tabs  242  and  244 , biasing first and second ridges  250  and  252  against first and second tabs  174 , to release first and second tabs  174  from respective sleeve holes  208 . 
     The foregoing description conveys the best understanding of the objectives and advantages of the present invention. Different embodiments may be made of the inventive concept of this invention. It is to be understood that all matter disclosed herein is to be interpreted merely as illustrative, and not in a limiting sense.