US3254682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Twisting mechanism
Assignee: American Technical Machinery Corp
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Filing: 1965-01-06
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Granted: 1966-06-07
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Expires: 1985-01-06
Abstract
No abstract record available.
Inventors
- 👤 Joseph T Gelardi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:07
CPC Classifications
B; B21; B21F; B21F45/00; A; A46; A46D; A46D3/00; A46D3/04; A46D3/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A METHOD FOR CONTINUOUSLY PRODUCING TWISTED WIRE BRUSH ELEMENTS WHICH COMPRISES GUIDING A PLURALITY OF ADJACENTLY ARRANGED STRANDS OF WIRE WITH BRISTLES DEPOSITED THEREBETWEEN IN A PATH LYING ALONG THEIR COMMON LONGITUDINAL AXIS, A PORTION OF SAID PATH BEING LATERALLY OFFSET FROM SAID AXIS AND RETURNING THERETO, CAUSING SAID ADJACENT STRANDS WITH THE DEPOSITED BRISTLES TO FOLLOW SAID PATH LATERALLY OFFSET FROM SAID AXIS AND RETURN THERETO, APPLYING A FORCE TO SAID STRANDS AT SAID OFFSET PORTION TO CAUSE SAID OFFSET TO ROTATE ABOUT THE THE LONGITUDINAL AXIS AND DESCRIBE A SURFACE OF REVOLUTION ABOUT SAID AXIS IN OPPOSITION TO A REACTINGL FORCE SET UP NEAR A REGION OF SAID STRANDS BEFORE SAID OFFSET PORITON, WHEREBY SAID STRANDS ARE CAUSED TO TWIST ABOUT EACH OTHER NEAR SAID REGION AND LOCK THE BRISTLES THEREBETWEEN.
Claim 2
Independent Claim
133 words
A METHOD FOR CONTINUOUSLY PRODUCING TWISTED WIRE BRUSH ELEMENTS WHICH COMPRISES GUIDING A PLURALITY OF ADJACENTLY ARRANGED STRANDS OF WIRE WITH BRISTLES DEPOSITED THEREBETWEEN IN A PATH LYING ALONG THEIR COMMON LONGITUDINAL AXIS, A PORTION OF SAID PATH BEING LATERALLY OFFSET FROM SAID AXIS AND RETURNING THERETO, CAUSING SAID ADJACENT STRANDS WITH THE DEPOSITED BRISTLES TO FOLLOW SAID PATH LATERALLY OFFSET FROM SAID AXIS AND RETURN THERETO, APPLYING A FORCE TO SAID STRANDS AT SAID OFFSET PORTION TO CAUSE SAID OFFSET TO ROTATE ABOUT THE THE LONGITUDINAL AXIS AND DESCRIBE A SURFACE OF REVOLUTION ABOUT SAID AXIS IN OPPOSITION TO A REACTINGL FORCE SET UP NEAR A REGION OF SAID STRANDS BEFORE SAID OFFSET PORITON, WHEREBY SAID STRANDS ARE CAUSED TO TWIST ABOUT EACH OTHER NEAR SAID REGION AND LOCK THE BRISTLES THEREBETWEEN.
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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |