US3891996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ballistic vest
Assignee: Burlington Industries Inc
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Filing: 1974-07-29
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Granted: 1975-07-01
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Expires: 1994-07-29
Abstract
Abstract A ballistic vest having ballistic members which are positioned in the front and rear of the torso of a person each member having a plurality of layers of alternately spaced woven fabric sheets of (1) ballistic nylon fiber and (2) aramid fiber. The members are contained within envelopes which are fastened together so as to be draped over the shoulders of the wearer and held in position around the torso by means of a plurality of straps.
Inventors
- 👤 Jack Leach
- 👤 William G Fash
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:37
CPC Classifications
F; F41; F41H; F41H1/00; F41H1/02
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
55 words
A BALLISTIC VEST COMPRISING: AT LEAST ONE MEMBER FORMED OF A PLURALITY OF LAYERS OF ALTERNATELY PLACED WOVEN FABRIC SHEETS OF (1) BALLISTIC NYLON FIBER AND (2) ARAMID FIBER, SAID MEMBER BEING SEWN SO AS TO PREVENT SUBSTANTIAL RELATIVE MOVEMENT BETWEEN SAID LAYERS, AND MEANS FOR SECURING SAID MEMBER TO THE TORSO OF A PERSON.
Claim 2
Dependent Claim
55 words
A BALLISTIC VEST COMPRISING: AT LEAST ONE MEMBER FORMED OF A PLURALITY OF LAYERS OF ALTERNATELY PLACED WOVEN FABRIC SHEETS OF (1) BALLISTIC NYLON FIBER AND (2) ARAMID FIBER, SAID MEMBER BEING SEWN SO AS TO PREVENT SUBSTANTIAL RELATIVE MOVEMENT BETWEEN SAID LAYERS, AND MEANS FOR SECURING SAID MEMBER TO THE TORSO OF A PERSON.
Claim 3
Dependent Claim
44 words
A ballistic vest as defined in claim 1, wherein said layers of nylon each comprises a tightly woven fabric of 200 - 1500 denier nylon fiber and said layers of aramid each comprises a tightly woven fabric of 200 - 1500 denier aramid fiber.
Claim 4
Dependent Claim
50 words
A ballistic vest as defined in claim 1, wherein said layers of nylon each comprises a tightly woven fabric of 1050 denier nylon fiber made substantially in accordance with United States military specification MIL-C-12369 and said layers of aramid each comprises a tightly woven fabric of 1500 denier aramid fiber.
Claim 5
Dependent Claim
69 words
A ballistic vest as defined in claim 1, wherein said means for securing said membeR to the torso of a person includes: at least one casing made of fabric sewn to form a pocket in which said member is received; means secured to said casing for maintaining said casing and member so as to present sufficient cross-sectional area to protect a major portion of the torso of the wearer.
Claim 6
Dependent Claim
102 words
A ballistic vest as defined in claim 4, wherein a first of said members is disposable in front of the wearer and a second of said members is disposable in back of said wearer; each said member being contained in a separate casing; said securing means including a pair of straps secured to the upper portions of each of said casings and laterally spaced so as to support said vest on the shoulders of the wearer, and other means secured to the lower portion of at least one of said casings for securing both said casings to the body of the wearer.
Claim 7
Dependent Claim
52 words
A ballistic vest as defined in claim 5, wherein said other means for securing is a strap secured to one of said casings and a strap engaging member secured to the other of said casings which permits adjustable securement of said strap to hold said vest against the body of the wearer.
Claim 8
Dependent Claim
24 words
A ballistic vest as defined in claim 5, wherein said casing is sewn peripherially so as to permanently enclose said members in said pockets.
Claim 9
Dependent Claim
48 words
A ballistic vest as defined in claim 6, wherein each said casing is sewn along the bottom and two side edges with the top portion being open; means for releasably securing said open top portion so as to permit removal or insertion of said member in said pocket.
Claim 10
Dependent Claim
59 words
A ballistic vest comprising: at least one member formed of a plurality of layers of woven fabric sheet, some of the sheets being made of nylon fiber and others of aramid fiber, the sheets being arranged in groupings where multiple layers of the same woven fiber sheets are placed alternately with multiple layers of the other woven fiber sheets.
Claim 11
Dependent Claim
59 words
A ballistic vest comprising: at least one member formed of a plurality of layers of woven fabric sheet, some of the sheets being made of nylon fiber and others of aramid fiber, the sheets being arranged in groupings where multiple layers of the same woven fiber sheets are placed alternately with multiple layers of the other woven fiber sheets.
Claim 12
Dependent Claim
20 words
A ballistic vest as defined in claim 1 and including multiple groupings of said members juxtaposed as to one another.
Claim 13
Dependent Claim
34 words
A ballistic vest as defined in claim 10, wherein a total of 9 layers of aramid fiber sheets and 11 layers of nylon fiber sheets are utilized in said groupings to form said member.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-06-30 | 1978-12-30 | 1979-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-06-30 | 1982-12-30 | 1983-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-06-30 | 1986-12-30 | 1987-07-01 | $7700.00 | Window Closed / Lapsed |