Patent US4034074A successfully refreshed from Google Patents.
Patent US3802036A successfully refreshed from Google Patents.
US3802036A
Expired / Lapsed
US
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Yarn bulking jet
Assignee: Hercules LLC
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Filing: 1972-09-05
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Granted: 1974-04-09
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Expires: 1992-09-05
Abstract
Abstract A yarn bulking jet comprising a flat body and a door clamped together by fastener means, a longitudinal yarn passageway recessed in the surface of the body contiguous with the door, conduit means intersecting said yarn passageway at a shallow angle for injecting a fluid under pressure into said yarn passageway, said door having a slot recessed in the surface thereof contiguous to said body, said slot being parallel to and adjoining said yarn passageway, and a movable or removable insert conforming essentially to the dimensions of said slot and adapted to be inserted thereinto to substantially fill said slot, the jet being capable of aspirating at normal fluid pressure when said slot is open.
Inventors
- 👤 W Parks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:19
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/16; D02G1/161
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
108 words
A yarn bulking jet comprising a flat body and a door clamped together by fastener means, a longitudinal yarn passageway recessed in the surface of the body contiguous with the door, conduit means intersecting said yarn passageway at a shallow angle for injecting a fluid under pressure into said yarn passageway, said door having a slot recessed in the surface thereof contiguous to said body, said slot being parallel to and adjoining said yarn passageway, and a movable insert conforming essentially to the dimensions of said slot moveable to substantially fill said slot, the jet being capable of aspirating at normal fluid pressure when said slot is open.
Claim 2
Dependent Claim
108 words
A yarn bulking jet comprising a flat body and a door clamped together by fastener means, a longitudinal yarn passageway recessed in the surface of the body contiguous with the door, conduit means intersecting said yarn passageway at a shallow angle for injecting a fluid under pressure into said yarn passageway, said door having a slot recessed in the surface thereof contiguous to said body, said slot being parallel to and adjoining said yarn passageway, and a movable insert conforming essentially to the dimensions of said slot moveable to substantially fill said slot, the jet being capable of aspirating at normal fluid pressure when said slot is open.
Claim 3
Dependent Claim
13 words
The yarn bulking jet of claim 1 in which said insert is removable.
Claim 4
Dependent Claim
56 words
The yarn bulking jet of claim 1 in which said insert is slidably mounted within said slot and further including adjusting means connected to said insert through said door to move said insert from a retracted position within said slot when yarn is aspirated to an extended position to fill said slot when yarn is bulked.
References Cited (Backward Citations)
US2938257A
Cited
US2995801A
Cited
US3169296A
Cited
US3296679A
Cited
US3525134A
Cited
US3638291A
Cited
US3703751A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-04-08 | 1977-10-08 | 1978-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-04-08 | 1981-10-08 | 1982-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-04-08 | 1985-10-08 | 1986-04-09 | $7700.00 | Window Closed / Lapsed |