IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0627449
(2015-02-20)
|
등록번호 |
US-9207041
(2015-12-08)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
4 |
초록
▼
A magazine well grip is configured to be self-retained on the front portion of the magazine well of the lower receiver for an AR type rifle or pistol. The magazine well grip includes a body that generally tapers outward from top to bottom, and includes a rib on an inner surface to contact the magazi
A magazine well grip is configured to be self-retained on the front portion of the magazine well of the lower receiver for an AR type rifle or pistol. The magazine well grip includes a body that generally tapers outward from top to bottom, and includes a rib on an inner surface to contact the magazine well and maintain space between the magazine well and the inner surface of the magazine well grip. At least some of the ribs include an integrally formed retaining feature for engaging the lip of the magazine well which, in conjunction with a retaining tang that protrudes from the top of the body to engage a hinge pin boss, operates to retain the magazine well grip on the magazine well.
대표청구항
▼
1. A magazine well grip for an rifle, comprising: a body configured to cover a front portion of a magazine well and having a front portion and generally opposing side portions extending rearward from the front portion and which generally angle away from each other towards a bottom of the magazine we
1. A magazine well grip for an rifle, comprising: a body configured to cover a front portion of a magazine well and having a front portion and generally opposing side portions extending rearward from the front portion and which generally angle away from each other towards a bottom of the magazine well grip, the body further having an inner surface and an outer surface, and wherein the front and generally opposing side portions extend below a lower edge of the magazine well;at least two ribs disposed on the inner surface at a top portion of the body at the front portion and each of the generally opposing side portions, and that are configured to contact the magazine well and between the magazine well and the inner surface;retaining features formed integrally with the at least two ribs to engage a lip at the lower edge of the magazine well; anda retaining tang protruding upwards from a top portion of the body and configured to engage an outer portion of a hinge feature of an upper receiver aligned over the magazine well which, in conjunction with the retaining features, holds the magazine well grip in place on the magazine well. 2. The magazine well grip of claim 1, wherein the front portion of the body is convex horizontally and vertically. 3. The magazine well grip of claim 1, wherein the at least two ribs on the inner surface of the front portion are generally vertical and ramped. 4. The magazine well grip of claim 3, wherein the retaining features formed integrally in the at least two ribs on the inner surface of the front portion are notches, and wherein the at least two ribs continue below the notches and ramp down to form a magazine guide feature. 5. The magazine well grip of claim 1, wherein the generally opposing side portions have a back edge that is arced to the front portion at a bottom of the back edges. 6. The magazine well grip of claim 5, wherein the arced portion is generally arced in accordance with an outer edge of a middle palm portion of a hand when gripping the magazine well grip. 7. The magazine well grip of claim 1, further comprising a slot formed in each of the generally opposing side portions configured to accommodate a retaining strap between the magazine well grip and the magazine well. 8. The magazine well grip of claim 1, further comprising a thumb extending from at least one of the generally opposition side portions configured to accommodate a user's thumb when gripping the magazine well grip. 9. A magazine well grip, comprising: a body having a front portion and two generally opposing side portions, wherein the sides taper outward from top to bottom, and wherein an upper edge of the body is sized to contact a magazine well on which the magazine well grip is to be mounted;at least one rib formed on an inner surface of the body at each of the front portion and opposing side portions configured to contact the magazine well, thereby providing space between the magazine well and the inner surface of the body;a plurality of retaining features, each formed integrally with the at least one rib on each of the front and side portions configured to engage a lip at a lower edge of the magazine well; anda retaining tang that extends upward from the front portion configured to engage the rear of a hinge pin boss and, in cooperation with the plurality of retaining features, retain the magazine well grip on the magazine by interference. 10. The magazine well grip of claim 9, wherein the at least one rib on the inner surface of the front portion is three vertically formed ribs each having an upper portion configured to contact the magazine well, and a lower portion that form ramps to an inner edge of the lip. 11. The magazine well grip of claim 9, wherein the outer surface of the front portion is convex shaped in the both the vertical and horizontal directions. 12. The magazine well grip of 9, wherein the opposing side portions each have a rear edge that is arced towards a bottom of the front portion. 13. The magazine well grip of claim 12, wherein the rear edge of the side portions are arced generally in conformance with a middle palm portion of a hand. 14. The magazine well grip of claim 9, further comprising a thumb extension formed on at least one of the side portions that extends upward from the side portion to accommodate a user's thumb upon gripping the magazine well grip. 15. The magazine well grip of claim 9, further comprising a strap slot formed in each of the side portions. 16. A method of forming a magazine well grip, comprising: forming a body having a front portion and two generally opposing side portions, including forming the sides so as to taper outward from top to bottom, and wherein the body is formed such that an upper edge of the body is sized to contact a magazine well on which the magazine well grip is to be mounted;forming at least one rib formed on an inner surface of the body at each of the front portion and opposing side portions configured to contact the magazine well, thereby providing space between the magazine well and the inner surface of the body;forming a plurality of retaining features, each formed integrally with the at least one rib on each of the front and side portions configured to engage a lip at a lower edge of the magazine well; andforming a retaining tang that extends upward from the front portion configured to engage the rear of a hinge pin boss and, in cooperation with the plurality of retaining features, retain the magazine well grip on the magazine by interference. 17. The method of claim 16, wherein forming the at least one rib comprises forming, on the inner surface of the front portion, three vertically formed ribs, each having an upper portion formed to contact the magazine well, and a lower portion that form ramps to an inner edge of the lip. 18. The method of claim 16, wherein forming the body comprises forming the outer surface of the front portion in a convex shape in the both the vertical and horizontal directions. 19. The method of claim 16, wherein forming the body comprises forming the opposing side portions to each have a rear edge that is arced towards a bottom of the front portion. 20. The method of claim 19, wherein forming the body comprises forming the rear edge of the side portion to be arced generally in conformance with a middle palm portion of a hand.
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