US6123115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weaving shuttle
Assignee: Secant Group LLC
•
Filing: 1999-11-10
•
Granted: 2000-09-26
•
Expires: 2019-11-10
Abstract
Abstract Embodiments of weaving shuttles are disclosed which are adapted for use in producing woven textile structures. The shuttles may be used to dispense weft yarns when weaving with a loom, and are particularly adapted to insert a wire-like structural member integrally into the woven textile.
Inventors
- 👤 E. Skott Greenhalgh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:35
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/02; A61F2/04; A61F2/06; A61F2/07; D; D03; D03D; D03D11/00; D03D11/02; D03D13/00; D03J; D03J5/00; A61F2/82; A61F2/86; A61F2/89; A61F2/90; A61F2002/065; A61F2002/075; A61F2250/00; A61F2250/0014; A61F2250/0039; D10; D10B; D10B2401/00; D10B2401/04; D10B2401/046; D10B2509/00; D10B2509/06; Y; Y10; Y10S; Y10S139/00; Y10S139/01
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
263 words
A weaving shuttle for use in dispensing weft yarns when weaving with a loom, said shuttle comprising: a main body portion adapted to move in a transverse direction through a shed formed of warp yarns on the loom; a spool mounted for rotation, with respect to said main body portion, about an axis substantially perpendicular to said transverse direction and substantially parallel to the warp yarns, said spool being adapted to store the weft yarns and dispense the weft yarns when said main body portion moves through the shed; and a weft yarn guide secured to said main body portion, said weft yarn guide being adapted to receive and guide weft yarn being dispensed from said spool; said guide including an eyelet which receives the weft yarn and a cantilevered portion having first and second ends, said first end being secured to said main body portion, said second end being secured to said eyelet, said eyelet being suitably dimensioned and having a suitable coefficient of friction such that it receives a first frictional force applied by the weft yarn when the weft yarn is being dispensed, said cantilevered portion having a span and flexural rigidity selected to deflect with application of said first fictional force and to recoil when said first frictional force is removed as dispensing of the weft yarn is completed, said eyelet also being suitably dimensioned and having said coefficient of friction so as to apply a second frictional force to the weft yarn as said cantilevered portion recoils, whereby at least a portion of the weft yarn is recaptured.
Claim 2
Dependent Claim
263 words
A weaving shuttle for use in dispensing weft yarns when weaving with a loom, said shuttle comprising: a main body portion adapted to move in a transverse direction through a shed formed of warp yarns on the loom; a spool mounted for rotation, with respect to said main body portion, about an axis substantially perpendicular to said transverse direction and substantially parallel to the warp yarns, said spool being adapted to store the weft yarns and dispense the weft yarns when said main body portion moves through the shed; and a weft yarn guide secured to said main body portion, said weft yarn guide being adapted to receive and guide weft yarn being dispensed from said spool; said guide including an eyelet which receives the weft yarn and a cantilevered portion having first and second ends, said first end being secured to said main body portion, said second end being secured to said eyelet, said eyelet being suitably dimensioned and having a suitable coefficient of friction such that it receives a first frictional force applied by the weft yarn when the weft yarn is being dispensed, said cantilevered portion having a span and flexural rigidity selected to deflect with application of said first fictional force and to recoil when said first frictional force is removed as dispensing of the weft yarn is completed, said eyelet also being suitably dimensioned and having said coefficient of friction so as to apply a second frictional force to the weft yarn as said cantilevered portion recoils, whereby at least a portion of the weft yarn is recaptured.
Claim 3
Dependent Claim
141 words
A weaving shuttle for use in dispensing weft yarns when weaving with a loom, said shuttle comprising: a main body portion adapted to move in a transverse direction through a shed formed of warp yarns on the loom; a spool mounted for rotation, with respect to said main body portion, about an axis substantially perpendicular to said transverse direction and substantially parallel to the warp yarns, said spool being adapted to store the weft yarns and dispense the weft yarns when said main body portion moves through the shed; and a weft yarn guide secured to said main body portion, said weft yarn guide being adapted to receive and guide weft yarn being dispensed from said spool and being spring-loaded so as to bias said guide to a desired position and return said guide to said desired position upon deflection thereof.
Claim 4
Dependent Claim
141 words
A weaving shuttle for use in dispensing weft yarns when weaving with a loom, said shuttle comprising: a main body portion adapted to move in a transverse direction through a shed formed of warp yarns on the loom; a spool mounted for rotation, with respect to said main body portion, about an axis substantially perpendicular to said transverse direction and substantially parallel to the warp yarns, said spool being adapted to store the weft yarns and dispense the weft yarns when said main body portion moves through the shed; and a weft yarn guide secured to said main body portion, said weft yarn guide being adapted to receive and guide weft yarn being dispensed from said spool and being spring-loaded so as to bias said guide to a desired position and return said guide to said desired position upon deflection thereof.
Claim 5
Dependent Claim
126 words
A weaving shuttle for use in dispensing weft yarns when weaving with a loom, said shuttle comprising: a main body portion adapted to move in a transverse direction through a shed formed of warp yarns on the loom; a spool mounted for rotation, with respect to said main body portion, about an axis substantially perpendicular to said transverse direction and substantially parallel to the warp yarns, said spool being adapted to store the weft yarns and dispense the weft yarns when said main body portion moves through the shed; and an anti-reverse mechanism which permits said spool to rotate in a first rotational sense for dispensing of said yarn but which prevents rotation in a second rotational sense which is opposite to said first rotational sense.
Claim 6
Dependent Claim
126 words
A weaving shuttle for use in dispensing weft yarns when weaving with a loom, said shuttle comprising: a main body portion adapted to move in a transverse direction through a shed formed of warp yarns on the loom; a spool mounted for rotation, with respect to said main body portion, about an axis substantially perpendicular to said transverse direction and substantially parallel to the warp yarns, said spool being adapted to store the weft yarns and dispense the weft yarns when said main body portion moves through the shed; and an anti-reverse mechanism which permits said spool to rotate in a first rotational sense for dispensing of said yarn but which prevents rotation in a second rotational sense which is opposite to said first rotational sense.
Claim 7
Dependent Claim
23 words
The weaving shuttle of claim 3, wherein said anti-reverse mechanism is configured to apply a drag to said spool to prevent overrunning thereof.
Claim 8
Dependent Claim
132 words
A weaving shuttle for use in dispensing weft yarns when weaving with a loom, said shuttle comprising: a main body portion adapted to move in a transverse direction through a shed formed of warp yarns on the loom; a spool mounted for rotation, with respect to said main body portion, about an axis substantially perpendicular to said transverse direction and substantially parallel to the warp yarns, said spool being adapted to store the weft yarns and dispense the weft yarns when said main body portion moves through the shed; and a recapture mechanism which permits the weft yarn to be dispensed when said shuttle is moved in said transverse direction through the shed and which recaptures unused weft yarn when said shuttle is moved in a direction opposite to said transverse direction.
Claim 9
Dependent Claim
132 words
A weaving shuttle for use in dispensing weft yarns when weaving with a loom, said shuttle comprising: a main body portion adapted to move in a transverse direction through a shed formed of warp yarns on the loom; a spool mounted for rotation, with respect to said main body portion, about an axis substantially perpendicular to said transverse direction and substantially parallel to the warp yarns, said spool being adapted to store the weft yarns and dispense the weft yarns when said main body portion moves through the shed; and a recapture mechanism which permits the weft yarn to be dispensed when said shuttle is moved in said transverse direction through the shed and which recaptures unused weft yarn when said shuttle is moved in a direction opposite to said transverse direction.
Claim 10
Dependent Claim
45 words
The weaving shuttle of claim 5, wherein said recapture mechanism comprises: a motor which is coupled to said spool for rotational driving; and a controller which is coupled to said motor to enable said rotational driving when it is desired to recapture the weft yarn.
Claim 11
Dependent Claim
12 words
The weaving shuttle of claim 6, wherein said controller comprises a clutch.
Claim 12
Dependent Claim
58 words
The weaving shuttle of claim 5, wherein the loom includes a batten with a rack portion thereon, said weaving shuttle further comprising a pinion portion mounted to said main body portion and operatively interconnected with said spool so as to rotate said spool for recapture of the unused weft yarn upon engagement with the rack of the batten.
References Cited (Backward Citations)
DE144171C
Cited
US1737138A
Cited
US1950281A
Cited
GB935908A
Cited
US3249126A
Cited
US3945405A
Cited
EP0263392A2
Cited
WO1992016166A1
Cited
EP0536735A1
Cited
US5370683A
Cited
US5855598A
Cited
US5876432A
Cited
US5591198A
Cited
WO1997021403A1
Cited
WO1997025002A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2003-09-26 | 2004-03-27 | 2004-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-09-26 | 2008-03-27 | 2008-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-09-26 | 2012-03-27 | 2012-09-26 | $7700.00 | Window Closed / Lapsed |