US3342218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for the formation of a travelling shed in looms
Assignee: U T L Inc
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Filing: 1965-03-22
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Granted: 1967-09-19
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Expires: 1985-03-22
Abstract
No abstract record available.
Inventors
- 👤 Rudolf H Rossmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:54
CPC Classifications
D; D03; D03D; D03D47/00; D03D47/12; D03D47/26; D03D47/262; D03D47/267
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
A DEVICE FOR THE FORMATION OF A TRAVELLING SHED IN WRAP THREADS OF A LOOM IN THE FORM OF A TRAVELLING WAVE OF PREDETERMINED PERIOD, COMPRISING, IN COMBINATION, A PLURALITY OF HEDDLES IN ENGAGEMENT WITH THE WRAP THREADS FOR FORMING SAID TRAVELLING SHED, A PLURALITY OF SHAFT FRAME MEANS EACH CONTAINING A PREDETERMINED NUMBER OF HEDDLES COMBINED INTO A PLURALITY OF GROUPS, EACH OF SAID GROUPS REPRESENTING CORRESPONDING PORTIONS OF SAID TRAVELLING SHED IN SUCCESSIVE PERIODS THEREOF, ONE HALF OF SAID PLURALITY OF SHAFT FRAME MEANS ARRANGED TO FORM AN UPPER PORTION OF SAID TRAVELLING SHED, THE OTHER HALF OF SAID PLURALITY OF SHAFT FRAME MEANS ARRANGED TO FORM A LOWER PORTION OF SAID TRAVELLING SHED, CONTROL MEANS FOR RECIPROCATING EACH SHAFT FRAME MEANS OVER A PREDETERMINED DISTANCE, EACH OF SAID SHAFT FRAME MEANS RECIPROCABLE OUT OF PHASE WITH RESPECT TO EACH OTHER AS A FUNCTION OF THE NUMBER OF SAID PLURALITY OF HEDDLE GROUPS, THE PLURALITY OF HEDDLE GROUPS OF EACH SHAFT FRAME MEANS BEING CONNECTED FOR RECIPROCATION IN PHASE TO A RESPECTIVE ONE OF SAID CONTROL MEANS, AND DRIVING MEANS FOR SAID RECIPROCATING MEANS.
Claim 2
Independent Claim
186 words
A DEVICE FOR THE FORMATION OF A TRAVELLING SHED IN WRAP THREADS OF A LOOM IN THE FORM OF A TRAVELLING WAVE OF PREDETERMINED PERIOD, COMPRISING, IN COMBINATION, A PLURALITY OF HEDDLES IN ENGAGEMENT WITH THE WRAP THREADS FOR FORMING SAID TRAVELLING SHED, A PLURALITY OF SHAFT FRAME MEANS EACH CONTAINING A PREDETERMINED NUMBER OF HEDDLES COMBINED INTO A PLURALITY OF GROUPS, EACH OF SAID GROUPS REPRESENTING CORRESPONDING PORTIONS OF SAID TRAVELLING SHED IN SUCCESSIVE PERIODS THEREOF, ONE HALF OF SAID PLURALITY OF SHAFT FRAME MEANS ARRANGED TO FORM AN UPPER PORTION OF SAID TRAVELLING SHED, THE OTHER HALF OF SAID PLURALITY OF SHAFT FRAME MEANS ARRANGED TO FORM A LOWER PORTION OF SAID TRAVELLING SHED, CONTROL MEANS FOR RECIPROCATING EACH SHAFT FRAME MEANS OVER A PREDETERMINED DISTANCE, EACH OF SAID SHAFT FRAME MEANS RECIPROCABLE OUT OF PHASE WITH RESPECT TO EACH OTHER AS A FUNCTION OF THE NUMBER OF SAID PLURALITY OF HEDDLE GROUPS, THE PLURALITY OF HEDDLE GROUPS OF EACH SHAFT FRAME MEANS BEING CONNECTED FOR RECIPROCATION IN PHASE TO A RESPECTIVE ONE OF SAID CONTROL MEANS, AND DRIVING MEANS FOR SAID RECIPROCATING MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |