US3120587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thread break detector device
Assignee: EIDP Inc
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Filing: 1962-02-05
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Granted: 1964-02-04
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Expires: 1982-02-05
Abstract
No abstract record available.
Inventors
- 👤 Rudd David William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:34
CPC Classifications
D; D01; D01H; D01H13/00; D01H13/14; D01H13/16; D01H13/1616; D01H13/1625; H; H01; H01H; H01H35/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
284 words
AN IMPROVED THREAD BREAK DETECTOR CONSISTING SOLELY OF IN COMBINATION: (A) A SUPPORTING STRUCTURE, (B) A SINGLE RIGID ELONGATED DETECTING ASSEMBLY MOVABLY MUNTED ON THE SUPPORTING STRUCTURE IN ENGAGEMENT WITH A RESILENT MEANS, SAID ASSEMBLY PROVIDED WITH A FIRST PORTION CONSTRUCTED AND ARRANGED TO CONTINUOUSLY YIELDINGLY FRICTIONALLY CONTACT A TENSIONED THREAD, (C) A PRESSURE RESPONSIVE SWITCH MOUNTED ON THE SUPPORTING STRUCTURE AND POSITIONED IN COOPERATIVE ENGAGEMENT WITH THE ELONGATED DETECTING ASSEMBLY TO CONVERT DEFLECTION OF SAID ELONGATED DETECTING ASSEMBLY FIRST PORTION RESULTING FROM VARIATION IN TENSION IN SAID THREAD TO ACTUATION OF SAID PRESSURE RESPONSIVE SWITCH, (D) A DAMPING MEANS FOR THE ELONGATED DETECTING ASSEMBLY MOUNTED ON THE SUPPORTING STRUCTURE AND MOVABLY ATTACHED TO A SECOND PORTION OF THE ELONGATED DETECTING ASSEMBLY AND CONSTRUCTED AND ARRANGED TO RETARD MOVEMENT OF SAID DETECTING ASSEMBLY AND ACTUATION OF SAID PRESSURE RESPONSIVE SWITCH BY MOMEMTARY VARIATIONS IN THE TENSION OF SAID THREAD, (E) A SMOOTHLY CONTOURED HOUSING CONSTRUCTED AND ARRANGED AROUND SAID DEVICE TO FURTHER PRECLUDE ENTRY OF FOREIGN MATTER INTO THE OPERATIONAL PARTS OF SAID DEVICE AND SNAGGING OF A YARN LINE UPON MOMENTARY CONTACT WITH SAID DEVICE YET PERMITTING ENGAGEMENT OF THE YARN LINE WITH SAID FIRST PORTION OF SAID ASSEMBLY, (F) SAID FIRST PORTION OF THE ELONGATED DETECTING ASSEMBLY COMPRISING A REMOVABLE ADJUSTABLE ROD MEMBER IN RELEASABLE LOCKING ENGAGEMENT WITH SAID SECOND PORTION; AND IN WHICH (G) SAID SECOND PORTION COMPRISES A BEAM MEMBER MOVABLY MOUNTED ON THE SUPPORTING STRUCTURE, AND (H) AN ADJUSTABLE ABUTMENT MOUNTED ON SAID BEAM MEMBER IN OPERATIVE ENGAGEMENT WITH AND COOPERATING WITH THE PRESSURE RESPONSIVE SWITCH AND BEAM MEMBER TO ACTUATE SAID SWITCH UPON MOVEMENT OF SAID BEAM MEMBER IN RESPONSE TO PREDETERMINED VARIATIONS IN TENSION OF SAID THREAD.
Claim 2
Dependent Claim
284 words
AN IMPROVED THREAD BREAK DETECTOR CONSISTING SOLELY OF IN COMBINATION: (A) A SUPPORTING STRUCTURE, (B) A SINGLE RIGID ELONGATED DETECTING ASSEMBLY MOVABLY MUNTED ON THE SUPPORTING STRUCTURE IN ENGAGEMENT WITH A RESILENT MEANS, SAID ASSEMBLY PROVIDED WITH A FIRST PORTION CONSTRUCTED AND ARRANGED TO CONTINUOUSLY YIELDINGLY FRICTIONALLY CONTACT A TENSIONED THREAD, (C) A PRESSURE RESPONSIVE SWITCH MOUNTED ON THE SUPPORTING STRUCTURE AND POSITIONED IN COOPERATIVE ENGAGEMENT WITH THE ELONGATED DETECTING ASSEMBLY TO CONVERT DEFLECTION OF SAID ELONGATED DETECTING ASSEMBLY FIRST PORTION RESULTING FROM VARIATION IN TENSION IN SAID THREAD TO ACTUATION OF SAID PRESSURE RESPONSIVE SWITCH, (D) A DAMPING MEANS FOR THE ELONGATED DETECTING ASSEMBLY MOUNTED ON THE SUPPORTING STRUCTURE AND MOVABLY ATTACHED TO A SECOND PORTION OF THE ELONGATED DETECTING ASSEMBLY AND CONSTRUCTED AND ARRANGED TO RETARD MOVEMENT OF SAID DETECTING ASSEMBLY AND ACTUATION OF SAID PRESSURE RESPONSIVE SWITCH BY MOMEMTARY VARIATIONS IN THE TENSION OF SAID THREAD, (E) A SMOOTHLY CONTOURED HOUSING CONSTRUCTED AND ARRANGED AROUND SAID DEVICE TO FURTHER PRECLUDE ENTRY OF FOREIGN MATTER INTO THE OPERATIONAL PARTS OF SAID DEVICE AND SNAGGING OF A YARN LINE UPON MOMENTARY CONTACT WITH SAID DEVICE YET PERMITTING ENGAGEMENT OF THE YARN LINE WITH SAID FIRST PORTION OF SAID ASSEMBLY, (F) SAID FIRST PORTION OF THE ELONGATED DETECTING ASSEMBLY COMPRISING A REMOVABLE ADJUSTABLE ROD MEMBER IN RELEASABLE LOCKING ENGAGEMENT WITH SAID SECOND PORTION; AND IN WHICH (G) SAID SECOND PORTION COMPRISES A BEAM MEMBER MOVABLY MOUNTED ON THE SUPPORTING STRUCTURE, AND (H) AN ADJUSTABLE ABUTMENT MOUNTED ON SAID BEAM MEMBER IN OPERATIVE ENGAGEMENT WITH AND COOPERATING WITH THE PRESSURE RESPONSIVE SWITCH AND BEAM MEMBER TO ACTUATE SAID SWITCH UPON MOVEMENT OF SAID BEAM MEMBER IN RESPONSE TO PREDETERMINED VARIATIONS IN TENSION OF SAID THREAD.
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) | 1967-02-03 | 1967-08-05 | 1968-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-03 | 1971-08-05 | 1972-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-03 | 1975-08-05 | 1976-02-04 | $7700.00 | Window Closed / Lapsed |