# US 2014/0196345 A1 · Foldable stock retention assembly

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- Number: US 2014/0196345 A1
- Document ID: US20140196345A1
- Status: Published application
- Kind: A1
- Application number: 13/742,776
- Filed: 2013-01-16
- Published: 2014-07-17
- Earliest claimed: 2013-01-16
- Assignees: Sig Sauer, Inc.
- Applicants: Sig Sauer, Inc.
- Inventors: DAVID A. GRIMSHAW; David Samuel Thompson; Anthony John Campman
- Web page: https://patentgrep.com/patent/US20140196345A1

## CPC

- F41C 23/04: Folding or telescopic stocks or stock parts (articulated or collapsible guns F41A11/04)
- F41C: SMALLARMS, e.g. PISTOLS, RIFLES (functional features or details common to both smallarms and ordnance, mountings therefor F41A; projecting missiles without use of explosive or combustible propellant charge F41B); ACCESSORIES THEREFOR

## Abstract

A folding stock assembly for a firearm includes: a butt stock portion; a receiver interface portion; and a hinge assembly configured to allow the butt stock portion to pivot with respect to the receiver interface portion. The butt stock portion includes a bolt retention receptacle configured to releasably receive a bolt handle of a bolt assembly when the butt stock is positioned in a first folded position.

## Claims

### Claim 1

A folding stock assembly for a firearm comprising:
a butt stock portion;
a receiver interface portion; and
a hinge assembly configured to allow the butt stock portion to pivot with respect to the receiver interface portion;
wherein the butt stock portion includes a bolt retention receptacle configured to releasably receive a bolt handle of a bolt assembly when the butt stock is positioned in a first folded position.

### Claim 2 (depends on 1)

The folding stock assembly of claim 1 wherein the butt stock portion is configured to allow for a length of pull adjustment.

### Claim 3 (depends on 1)

The folding stock assembly of claim 1 wherein the butt stock portion is configured to allow for a cheek weld adjustment.

### Claim 4 (depends on 1)

The folding stock assembly of claim 1 further comprising:
a latch assembly configured to releasably lock the hinge assembly in a non-folded position.

### Claim 5 (depends on 1)

The folding stock assembly of claim 1 further comprising:
a catch assembly configured to releasably hold the butt stock portion in the first folded position.

### Claim 6 (depends on 1)

The folding stock assembly of claim 1 wherein the butt stock portion is a synthetic butt stock portion.

### Claim 7 (depends on 1)

The folding stock assembly of claim 1 wherein the bolt retention receptacle is configured to impede rearward motion of the bolt assembly when the bolt handle is positioned within the bolt retention receptacle.

### Claim 8

A folding stock assembly for a firearm comprising:
a butt stock portion;
a receiver interface portion;
a hinge assembly configured to allow the butt stock portion to pivot with respect to the receiver interface portion; and
a catch assembly configured to releasably hold the butt stock portion in a first folded position;
wherein the butt stock portion includes a bolt retention receptacle configured to releasably receive a bolt handle of a bolt assembly and impede rearward motion of the bolt assembly when the butt stock is positioned in the first folded position.

### Claim 9 (depends on 8)

The folding stock assembly of claim 8 wherein the butt stock portion is configured to allow for a length of pull adjustment.

### Claim 10 (depends on 8)

The folding stock assembly of claim 8 wherein the butt stock portion is configured to allow for a cheek weld adjustment.

### Claim 11 (depends on 8)

The folding stock assembly of claim 8 further comprising:
a latch assembly configured to releasably lock the hinge assembly in a non-folded position.

### Claim 12 (depends on 8)

The folding stock assembly of claim 8 wherein the butt stock portion is a synthetic butt stock portion.

### Claim 13

A firearm comprising:
a barrel assembly;
a receiver assembly; and
a folding stock assembly including:
a butt stock portion,
a receiver interface portion, and
a hinge assembly configured to allow the butt stock portion to pivot with respect to the receiver interface portion,
wherein the butt stock portion includes a bolt retention receptacle configured to releasably receive a bolt handle of a bolt assembly when the butt stock is positioned in a first folded position.

### Claim 14 (depends on 13)

The firearm of claim 13 wherein the butt stock portion is configured to allow for a length of pull adjustment.

### Claim 15 (depends on 13)

The firearm of claim 13 wherein the butt stock portion is configured to allow for a cheek weld adjustment.

### Claim 16 (depends on 13)

The firearm of claim 13 further comprising:
a latch assembly configured to releasably lock the hinge assembly in a non-folded position.

### Claim 17 (depends on 13)

The firearm of claim 13 further comprising:
a catch assembly configured to releasably hold the butt stock portion in the first folded position.

### Claim 18 (depends on 13)

The firearm of claim 13 wherein the butt stock portion is a synthetic butt stock portion.

### Claim 19 (depends on 13)

The firearm of claim 13 wherein the bolt retention receptacle is configured to impede rearward motion of the bolt assembly when the bolt handle is positioned within the bolt retention receptacle.

### Claim 20 (depends on 13)

The firearm of claim 13 wherein the receiver assembly is a bolt action receiver assembly.