US12467709 - Bipod

The patent describes a detachable leg arrangement for a rifle bipod that features a threaded engagement system allowing for axial movement and secure attachment. It includes a mushroom-shaped support part with a non-circular cross-section designed to enhance friction engagement with a corresponding leg fastening part.

Claim 1

1 . A detachable leg arrangement for a bipod for a rifle, the detachable leg arrangement comprising: a leg part, the leg part having an axial direction, an axially distal end and an axially proximal end, the proximal end comprising a first threaded engagement means; and a leg part attachment means, the leg part attachment means comprising a second threaded engagement means, the first engagement means being arranged to, in an engaged state of the leg part attachment means, threadedly engage with the second engagement means, allowing the leg part attachment means to move axially towards the leg part by moving the leg part attachment means into deeper engagement with the leg part, wherein the leg part attachment means comprises a mushroom-shaped support part with an abutment surface arranged to face said proximal end of the leg part when the leg part attachment means is in said engaged state, and wherein the support part has a shape, in a cross-section perpendicularly to said axial direction when the leg part attachment means is in said engaged state, the shape being non-circular, and wherein the detachable leg arrangement further comprises a leg fastening part, in turn comprising a space arranged to receive and accommodate the mushroom-shaped support part, the space having an abutment surface arranged to engage with the abutment surface of the mushroom-shaped support part so that said abutment surfaces engage with a mutual friction engagement as the leg part attachment means is pressed axially towards the leg part when in said engaged state. a leg part, the leg part having an axial direction, an axially distal end and an axially proximal end, the proximal end comprising a first threaded engagement means; and a leg part attachment means, the leg part attachment means comprising a second threaded engagement means, the first engagement means being arranged to, in an engaged state of the leg part attachment means, threadedly engage with the second engagement means, allowing the leg part attachment means to move axially towards the leg part by moving the leg part attachment means into deeper engagement with the leg part, wherein the leg part attachment means comprises a mushroom-shaped support part with an abutment surface arranged to face said proximal end of the leg part when the leg part attachment means is in said engaged state, and wherein the support part has a shape, in a cross-section perpendicularly to said axial direction when the leg part attachment means is in said engaged state, the shape being non-circular, and wherein the detachable leg arrangement further comprises a leg fastening part, in turn comprising a space arranged to receive and accommodate the mushroom-shaped support part, the space having an abutment surface arranged to engage with the abutment surface of the mushroom-shaped support part so that said abutment surfaces engage with a mutual friction engagement as the leg part attachment means is pressed axially towards the leg part when in said engaged state.

Google Patents

https://patents.google.com/patent/US12467709

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12467709