US3132407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting mechanism for use in an electronic yarn cleaner
Assignee: US Philips Corp
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Filing: 1961-10-11
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Granted: 1964-05-12
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Expires: 1981-10-11
Abstract
No abstract record available.
Inventors
- 👤 Glastra Hendrik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:18
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/70; B65H54/71; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
CUTTING APPARATUS COMPRISING ELECTRO-MAGNET CIRCUIT MEANS HAVING A PAIR OF POLE PIECES DEFINING AN AIR GAP, A CUTTING MEMBER ARRANGED IN THE PROXIMITY OF THE MATERIAL TO BE CUT, AND A PERMANENT MAGNET ARRANGED FOR MOVEMENT WITHIN SAID AIR GAP UPON ENERGIZATION OF SAID ELECTROMAGNET AND OPERATIVELY COUPLED TO SAID CUTTING MEMBER, SAID PERMANENT MAGNET HAVING A REST POSITION IN WHICH THE SPACING BETWEEN SAID MAGNET AND ONE OF SAID POLE PIECES IS A MINIMUM.
Claim 2
Dependent Claim
75 words
CUTTING APPARATUS COMPRISING ELECTRO-MAGNET CIRCUIT MEANS HAVING A PAIR OF POLE PIECES DEFINING AN AIR GAP, A CUTTING MEMBER ARRANGED IN THE PROXIMITY OF THE MATERIAL TO BE CUT, AND A PERMANENT MAGNET ARRANGED FOR MOVEMENT WITHIN SAID AIR GAP UPON ENERGIZATION OF SAID ELECTROMAGNET AND OPERATIVELY COUPLED TO SAID CUTTING MEMBER, SAID PERMANENT MAGNET HAVING A REST POSITION IN WHICH THE SPACING BETWEEN SAID MAGNET AND ONE OF SAID POLE PIECES IS A MINIMUM.
References Cited (Backward Citations)
US2936511A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |